Merge "Listen for IFingerprintServiceLockoutResetCallback death"
diff --git a/Android.bp b/Android.bp
index 03abf75..e65ba0f 100644
--- a/Android.bp
+++ b/Android.bp
@@ -249,8 +249,7 @@
         "core/java/android/os/storage/IStorageEventListener.aidl",
         "core/java/android/os/storage/IStorageShutdownObserver.aidl",
         "core/java/android/os/storage/IObbActionListener.aidl",
-        "core/java/android/security/IConfirmationPromptCallback.aidl",
-        "core/java/android/security/IKeystoreService.aidl",
+        ":keystore_aidl",
         "core/java/android/security/keymaster/IKeyAttestationApplicationIdProvider.aidl",
         "core/java/android/service/autofill/IAutoFillService.aidl",
         "core/java/android/service/autofill/IAutofillFieldClassificationService.aidl",
@@ -643,6 +642,7 @@
             "system/netd/server/binder",
             "system/vold/binder",
             "system/bt/binder",
+            "system/security/keystore/binder",
         ],
     },
 
diff --git a/api/current.txt b/api/current.txt
index 042360e..53f503a 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -1468,6 +1468,7 @@
     field public static final deprecated int unfocusedMonthDateColor = 16843588; // 0x1010344
     field public static final int unselectedAlpha = 16843278; // 0x101020e
     field public static final int updatePeriodMillis = 16843344; // 0x1010250
+    field public static final int urlBarResourceId = 16844164; // 0x1010584
     field public static final int use32bitAbi = 16844053; // 0x1010515
     field public static final int useDefaultMargins = 16843641; // 0x1010379
     field public static final int useIntrinsicSizeAsMinimum = 16843536; // 0x1010310
@@ -12554,6 +12555,7 @@
     method public abstract void onUpgrade(android.database.sqlite.SQLiteDatabase, int, int);
     method public void setIdleConnectionTimeout(long);
     method public void setLookasideConfig(int, int);
+    method public void setOpenParams(android.database.sqlite.SQLiteDatabase.OpenParams);
     method public void setWriteAheadLoggingEnabled(boolean);
   }
 
diff --git a/api/system-current.txt b/api/system-current.txt
index 39cbe90..5afb455 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -229,7 +229,6 @@
     method public boolean convertToTranslucent(android.app.Activity.TranslucentConversionListener, android.app.ActivityOptions);
     method public deprecated boolean isBackgroundVisibleBehind();
     method public deprecated void onBackgroundVisibleBehindChanged(boolean);
-    method public void setDisablePreviewScreenshots(boolean);
   }
 
   public static abstract interface Activity.TranslucentConversionListener {
@@ -3606,11 +3605,14 @@
   }
 
   public abstract class HwBinder implements android.os.IHwBinder {
+    ctor public HwBinder();
     method public static final void configureRpcThreadpool(long, boolean);
     method public static void enableInstrumentation();
     method public static final android.os.IHwBinder getService(java.lang.String, java.lang.String) throws java.util.NoSuchElementException, android.os.RemoteException;
     method public static final android.os.IHwBinder getService(java.lang.String, java.lang.String, boolean) throws java.util.NoSuchElementException, android.os.RemoteException;
     method public static final void joinRpcThreadpool();
+    method public abstract void onTransact(int, android.os.HwParcel, android.os.HwParcel, int) throws android.os.RemoteException;
+    method public final void registerService(java.lang.String) throws android.os.RemoteException;
     method public final void transact(int, android.os.HwParcel, android.os.HwParcel, int) throws android.os.RemoteException;
   }
 
diff --git a/api/test-current.txt b/api/test-current.txt
index b02da04..eda6296 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -1047,6 +1047,15 @@
 
 }
 
+package android.view.animation {
+
+  public class AnimationUtils {
+    method public static void lockAnimationClock(long);
+    method public static void unlockAnimationClock();
+  }
+
+}
+
 package android.view.autofill {
 
   public final class AutofillId implements android.os.Parcelable {
diff --git a/cmds/statsd/Android.mk b/cmds/statsd/Android.mk
index 67b9089..740fdc0 100644
--- a/cmds/statsd/Android.mk
+++ b/cmds/statsd/Android.mk
@@ -116,10 +116,8 @@
 
 LOCAL_CFLAGS += \
     -Wall \
+    -Wextra \
     -Werror \
-    -Wno-missing-field-initializers \
-    -Wno-unused-variable \
-    -Wno-unused-function \
     -Wno-unused-parameter
 
 ifeq (debug,)
diff --git a/cmds/statsd/src/FieldValue.cpp b/cmds/statsd/src/FieldValue.cpp
index 7b0b69a..6894bcf 100644
--- a/cmds/statsd/src/FieldValue.cpp
+++ b/cmds/statsd/src/FieldValue.cpp
@@ -23,6 +23,23 @@
 namespace os {
 namespace statsd {
 
+int32_t getEncodedField(int32_t pos[], int32_t depth, bool includeDepth) {
+    int32_t field = 0;
+    for (int32_t i = 0; i <= depth; i++) {
+        int32_t shiftBits = 8 * (kMaxLogDepth - i);
+        field |= (pos[i] << shiftBits);
+    }
+
+    if (includeDepth) {
+        field |= (depth << 24);
+    }
+    return field;
+}
+
+int32_t encodeMatcherMask(int32_t mask[], int32_t depth) {
+    return getEncodedField(mask, depth, false) | 0xff000000;
+}
+
 bool Field::matches(const Matcher& matcher) const {
     if (mTag != matcher.mMatcher.getTag()) {
         return false;
@@ -32,7 +49,7 @@
     }
 
     return false;
-};
+}
 
 void translateFieldMatcher(int tag, const FieldMatcher& matcher, int depth, int* pos, int* mask,
                            std::vector<Matcher>* output) {
@@ -71,7 +88,6 @@
 
     if (matcher.child_size() == 0) {
         output->push_back(Matcher(Field(tag, pos, depth), encodeMatcherMask(mask, depth)));
-        Matcher matcher = Matcher(Field(tag, pos, depth), encodeMatcherMask(mask, depth));
     } else {
         for (const auto& child : matcher.child()) {
             translateFieldMatcher(tag, child, depth + 1, pos, mask, output);
diff --git a/cmds/statsd/src/FieldValue.h b/cmds/statsd/src/FieldValue.h
index 7484108..d17dded 100644
--- a/cmds/statsd/src/FieldValue.h
+++ b/cmds/statsd/src/FieldValue.h
@@ -33,29 +33,14 @@
 
 enum Type { INT, LONG, FLOAT, STRING };
 
+int32_t getEncodedField(int32_t pos[], int32_t depth, bool includeDepth);
 
-static int32_t getEncodedField(int32_t pos[], int32_t depth, bool includeDepth) {
-    int32_t field = 0;
-    for (int32_t i = 0; i <= depth; i++) {
-        int32_t shiftBits = 8 * (kMaxLogDepth - i);
-        field |= (pos[i] << shiftBits);
-    }
-
-    if (includeDepth) {
-        field |= (depth << 24);
-    }
-    return field;
-}
-
-static int32_t encodeMatcherMask(int32_t mask[], int32_t depth) {
-    return getEncodedField(mask, depth, false) | 0xff000000;
-}
+int32_t encodeMatcherMask(int32_t mask[], int32_t depth);
 
 // Get the encoded field for a leaf with a [field] number at depth 0;
-static int32_t getSimpleField(size_t field) {
+inline int32_t getSimpleField(size_t field) {
     return ((int32_t)field << 8 * 2);
 }
-
 /**
  * Field is a wrapper class for 2 integers that represents the field of a log element in its Atom
  * proto.
diff --git a/cmds/statsd/src/HashableDimensionKey.cpp b/cmds/statsd/src/HashableDimensionKey.cpp
index 68e2176..d901bd6 100644
--- a/cmds/statsd/src/HashableDimensionKey.cpp
+++ b/cmds/statsd/src/HashableDimensionKey.cpp
@@ -68,7 +68,6 @@
         for (const auto& value : values) {
             // TODO: potential optimization here to break early because all fields are naturally
             // sorted.
-            int32_t filteredField;
             if (value.mField.matches(matcher)) {
                 matchedResults.push_back(FieldValue(
                         Field(value.mField.getTag(), (value.mField.getField() & matcher.mMask)),
@@ -148,7 +147,6 @@
                        const std::vector<FieldValue>& values, std::vector<FieldValue>* output) {
     for (const auto& field : matcherFields) {
         for (const auto& value : values) {
-            int filteredField;
             if (value.mField.matches(field)) {
                 output->push_back(value);
             }
diff --git a/cmds/statsd/src/StatsLogProcessor.cpp b/cmds/statsd/src/StatsLogProcessor.cpp
index afb2c47..87dec5d 100644
--- a/cmds/statsd/src/StatsLogProcessor.cpp
+++ b/cmds/statsd/src/StatsLogProcessor.cpp
@@ -58,7 +58,7 @@
 const int FIELD_ID_UID = 1;
 const int FIELD_ID_ID = 2;
 // for ConfigMetricsReport
-const int FIELD_ID_METRICS = 1;
+// const int FIELD_ID_METRICS = 1; // written in MetricsManager.cpp
 const int FIELD_ID_UID_MAP = 2;
 const int FIELD_ID_LAST_REPORT_ELAPSED_NANOS = 3;
 const int FIELD_ID_CURRENT_REPORT_ELAPSED_NANOS = 4;
diff --git a/cmds/statsd/src/StatsService.cpp b/cmds/statsd/src/StatsService.cpp
index bb47653..0a4e412 100644
--- a/cmds/statsd/src/StatsService.cpp
+++ b/cmds/statsd/src/StatsService.cpp
@@ -124,8 +124,6 @@
  */
 status_t StatsService::onTransact(uint32_t code, const Parcel& data, Parcel* reply,
                                   uint32_t flags) {
-    status_t err;
-
     switch (code) {
         case SHELL_COMMAND_TRANSACTION: {
             int in = data.readFileDescriptor();
@@ -240,8 +238,8 @@
             return cmd_write_data_to_disk(out);
         }
 
-        if (!args[0].compare(String8("log-app-hook"))) {
-            return cmd_log_app_hook(out, args);
+        if (!args[0].compare(String8("log-app-breadcrumb"))) {
+            return cmd_log_app_breadcrumb(out, args);
         }
 
         if (!args[0].compare(String8("clear-puller-cache"))) {
@@ -284,8 +282,8 @@
     fprintf(out, "  Flushes all data on memory to disk.\n");
     fprintf(out, "\n");
     fprintf(out, "\n");
-    fprintf(out, "usage: adb shell cmd stats log-app-hook [UID] LABEL STATE\n");
-    fprintf(out, "  Writes an AppHook event to the statslog buffer.\n");
+    fprintf(out, "usage: adb shell cmd stats log-app-breadcrumb [UID] LABEL STATE\n");
+    fprintf(out, "  Writes an AppBreadcrumbReported event to the statslog buffer.\n");
     fprintf(out, "  UID           The uid to use. It is only possible to pass a UID\n");
     fprintf(out, "                parameter on eng builds. If UID is omitted the calling\n");
     fprintf(out, "                uid is used.\n");
@@ -551,7 +549,7 @@
     return NO_ERROR;
 }
 
-status_t StatsService::cmd_log_app_hook(FILE* out, const Vector<String8>& args) {
+status_t StatsService::cmd_log_app_breadcrumb(FILE* out, const Vector<String8>& args) {
     bool good = false;
     int32_t uid;
     int32_t label;
@@ -573,13 +571,13 @@
             good = true;
         } else {
             fprintf(out,
-                    "Selecting a UID for writing AppHook can only be dumped for other UIDs on eng"
+                    "Selecting a UID for writing Appbreadcrumb can only be dumped for other UIDs on eng"
                             " or userdebug builds.\n");
         }
     }
     if (good) {
-        fprintf(out, "Logging AppHook(%d, %d, %d) to statslog.\n", uid, label, state);
-        android::util::stats_write(android::util::APP_HOOK, uid, label, state);
+        fprintf(out, "Logging AppBreadcrumbReported(%d, %d, %d) to statslog.\n", uid, label, state);
+        android::util::stats_write(android::util::APP_BREADCRUMB_REPORTED, uid, label, state);
     } else {
         print_cmd_help(out);
         return UNKNOWN_ERROR;
diff --git a/cmds/statsd/src/StatsService.h b/cmds/statsd/src/StatsService.h
index 3dc19fe..fd65869 100644
--- a/cmds/statsd/src/StatsService.h
+++ b/cmds/statsd/src/StatsService.h
@@ -193,9 +193,10 @@
     status_t cmd_write_data_to_disk(FILE* out);
 
     /**
-     * Write an AppHook event to the StatsLog buffer, as though StatsLog.write(APP_HOOK).
+     * Write an AppBreadcrumbReported event to the StatsLog buffer, as though StatsLog.write
+     * (APP_BREADCRUMB_REPORTED).
      */
-    status_t cmd_log_app_hook(FILE* out, const Vector<String8>& args);
+    status_t cmd_log_app_breadcrumb(FILE* out, const Vector<String8>& args);
 
     /**
      * Print contents of a pulled metrics source.
diff --git a/cmds/statsd/src/atoms.proto b/cmds/statsd/src/atoms.proto
index 4c6a36b..1224504 100644
--- a/cmds/statsd/src/atoms.proto
+++ b/cmds/statsd/src/atoms.proto
@@ -85,7 +85,7 @@
         PacketWakeupOccurred packet_wakeup_occurred = 44;
         DropboxErrorChanged dropbox_error_changed = 45;
         AnomalyDetected anomaly_detected = 46;
-        AppHook app_hook = 47;
+        AppBreadcrumbReported app_breadcrumb_reported = 47;
         AppStartChanged app_start_changed = 48;
         AppStartCancelChanged app_start_cancel_changed = 49;
         AppStartFullyDrawnChanged app_start_fully_drawn_changed = 50;
@@ -202,9 +202,10 @@
  *   frameworks/base/services/core/java/com/android/server/am/BatteryStatsService.java
  */
 message ProcessLifeCycleStateChanged {
-    optional int32 uid = 1; // TODO: should be a string tagged w/ uid annotation
+    // TODO: should be a string tagged w/ uid annotation
+    optional int32 uid = 1;
 
-    // TODO: What is this?
+    // The process name (usually same as the app name).
     optional string name = 2;
 
     // What lifecycle state the process changed to.
@@ -312,7 +313,7 @@
 message SyncStateChanged {
     repeated AttributionNode attribution_node = 1;
 
-    // Name of the sync (as named in the app)
+    // Name of the sync (as named in the app). Can be chosen at run-time.
     optional string name = 2;
 
     enum State {
@@ -615,7 +616,7 @@
     optional string wakeup_reason_name = 1;
 
     // Duration (in microseconds) for the wake-up interrupt to be serviced.
-    optional int64 duration_usec = 2;
+    optional int64 duration_micros = 2;
 }
 
 /**
@@ -692,10 +693,10 @@
 
     // Beginning of shutdown time in ms using wall clock time since unix epoch.
     // Default: 0 if no start time received.
-    optional int64 start_time_ms = 3;
+    optional int64 start_time_millis = 3;
 
     // Duration of shutdown in ms. Default: 0 if no duration received.
-    optional int64 duration_ms = 4;
+    optional int64 duration_millis = 4;
 }
 
 
@@ -715,13 +716,13 @@
     optional string system_reason = 2;
 
     // End of boot time in ms from unix epoch using system wall clock.
-    optional int64 end_time_ms = 3;
+    optional int64 end_time_millis = 3;
 
     // Total boot duration in ms.
-    optional int64 total_duration_ms = 4;
+    optional int64 total_duration_millis = 4;
 
     // Bootloader duration in ms.
-    optional int64 bootloader_duration_ms = 5;
+    optional int64 bootloader_duration_millis = 5;
 
     // Time since last boot in ms. Default: 0 if not available.
     optional int64 time_since_last_boot = 6;
@@ -762,7 +763,7 @@
  */
 message DaveyOccurred {
     // Amount of time it took to render the frame. Should be >=700ms.
-    optional int64 jank_duration_ms = 1;
+    optional int64 jank_duration_millis = 1;
 }
 
 /**
@@ -863,7 +864,7 @@
  * Logged from:
  *      frameworks/base/core/java/android/util/StatsLog.java
  */
-message AppHook {
+message AppBreadcrumbReported {
     // The uid of the application that sent this custom atom.
     optional int32 uid = 1;
 
@@ -924,16 +925,16 @@
     optional bool is_instant_app = 6;
 
     // Device uptime when activity started.
-    optional int64 activity_start_msec = 7;
+    optional int64 activity_start_millis = 7;
 
     optional android.app.AppTransitionReasonEnum reason = 8;
 
-    optional int32 transition_delay_msec = 9;
+    optional int32 transition_delay_millis = 9;
     // -1 if not set.
-    optional int32 starting_window_delay_msec = 10;
+    optional int32 starting_window_delay_millis = 10;
     // -1 if not set.
-    optional int32 bind_application_delay_msec = 11;
-    optional int32 windows_drawn_delay_msec = 12;
+    optional int32 bind_application_delay_millis = 11;
+    optional int32 windows_drawn_delay_millis = 12;
 
     // Empty if not set.
     optional string launch_token = 13;
@@ -981,7 +982,7 @@
     optional bool transition_process_running = 5;
 
     // App startup time (until call to Activity#reportFullyDrawn()).
-    optional int64 app_startup_time_ms = 6;
+    optional int64 app_startup_time_millis = 6;
 }
 
 /**
@@ -1303,7 +1304,7 @@
     // The number of times it entered, or voted for entering the sleep state
     optional uint64 count = 3;
     // The length of time spent in, or spent voting for, the sleep state
-    optional uint64 timeMs = 4;
+    optional uint64 time_millis = 4;
 }
 
 /**
@@ -1316,7 +1317,7 @@
 message CpuTimePerFreq {
     optional uint32 cluster = 1;
     optional uint32 freq_index = 2;
-    optional uint64 time_ms = 3;
+    optional uint64 time_millis = 3;
 }
 
 /**
@@ -1325,8 +1326,8 @@
  */
 message CpuTimePerUid {
     optional uint64 uid = 1;
-    optional uint64 user_time_ms = 2;
-    optional uint64 sys_time_ms = 3;
+    optional uint64 user_time_millis = 2;
+    optional uint64 sys_time_millis = 3;
 }
 
 /**
@@ -1337,7 +1338,7 @@
 message CpuTimePerUidFreq {
     optional uint64 uid = 1;
     optional uint64 freq_idx = 2;
-    optional uint64 time_ms = 3;
+    optional uint64 time_millis = 3;
 }
 
 /**
@@ -1345,16 +1346,16 @@
  */
 message WifiActivityEnergyInfo {
     // timestamp(wall clock) of record creation
-    optional uint64 timestamp_ms = 1;
+    optional uint64 timestamp_millis = 1;
     // stack reported state
     // TODO: replace this with proto enum
     optional int32 stack_state = 2;
     // tx time in ms
-    optional uint64 controller_tx_time_ms = 3;
+    optional uint64 controller_tx_time_millis = 3;
     // rx time in ms
-    optional uint64 controller_rx_time_ms = 4;
+    optional uint64 controller_rx_time_millis = 4;
     // idle time in ms
-    optional uint64 controller_idle_time_ms = 5;
+    optional uint64 controller_idle_time_millis = 5;
     // product of current(mA), voltage(V) and time(ms)
     optional uint64 controller_energy_used = 6;
 }
@@ -1364,11 +1365,11 @@
  */
 message ModemActivityInfo {
     // timestamp(wall clock) of record creation
-    optional uint64 timestamp_ms = 1;
+    optional uint64 timestamp_millis = 1;
     // sleep time in ms.
-    optional uint64 sleep_time_ms = 2;
+    optional uint64 sleep_time_millis = 2;
     // idle time in ms
-    optional uint64 controller_idle_time_ms = 3;
+    optional uint64 controller_idle_time_millis = 3;
     /**
      * Tx power index
      * index 0 = tx_power < 0dBm
@@ -1378,17 +1379,17 @@
      * index 4 = tx_power > 20dBm
      */
     // tx time in ms at power level 0
-    optional uint64 controller_tx_time_pl0_ms = 4;
+    optional uint64 controller_tx_time_pl0_millis = 4;
     // tx time in ms at power level 1
-    optional uint64 controller_tx_time_pl1_ms = 5;
+    optional uint64 controller_tx_time_pl1_millis = 5;
     // tx time in ms at power level 2
-    optional uint64 controller_tx_time_pl2_ms = 6;
+    optional uint64 controller_tx_time_pl2_millis = 6;
     // tx time in ms at power level 3
-    optional uint64 controller_tx_time_pl3_ms = 7;
+    optional uint64 controller_tx_time_pl3_millis = 7;
     // tx time in ms at power level 4
-    optional uint64 controller_tx_time_pl4_ms = 8;
+    optional uint64 controller_tx_time_pl4_millis = 8;
     // rx time in ms at power level 5
-    optional uint64 controller_rx_time_ms = 9;
+    optional uint64 controller_rx_time_millis = 9;
     // product of current(mA), voltage(V) and time(ms)
     optional uint64 energy_used = 10;
 }
@@ -1399,15 +1400,15 @@
  */
 message BluetoothActivityInfo {
     // timestamp(wall clock) of record creation
-    optional uint64 timestamp_ms = 1;
+    optional uint64 timestamp_millis = 1;
     // bluetooth stack state
     optional int32 bluetooth_stack_state = 2;
     // tx time in ms
-    optional uint64 controller_tx_time_ms = 3;
+    optional uint64 controller_tx_time_millis = 3;
     // rx time in ms
-    optional uint64 controller_rx_time_ms = 4;
+    optional uint64 controller_rx_time_millis = 4;
     // idle time in ms
-    optional uint64 controller_idle_time_ms = 5;
+    optional uint64 controller_idle_time_millis = 5;
     // product of current(mA), voltage(V) and time(ms)
     optional uint64 energy_used = 6;
 }
@@ -1445,7 +1446,7 @@
  * Elapsed real time from SystemClock.
  */
 message SystemElapsedRealtime {
-    optional uint64 time_ms = 1;
+    optional uint64 time_millis = 1;
 }
 
 /*
@@ -1456,7 +1457,7 @@
     // This clock stops when the system enters deep sleep (CPU off, display dark, device waiting
     // for external input).
     // It is not affected by clock scaling, idle, or other power saving mechanisms.
-    optional uint64 uptime_ms = 1;
+    optional uint64 uptime_millis = 1;
 }
 
 /*
@@ -1470,8 +1471,9 @@
  */
 message CpuActiveTime {
     optional uint64 uid = 1;
-    optional uint64 idx = 2;
-    optional uint64 time_ms = 3;
+    optional uint32 cluster_number =2;
+    optional uint64 idx = 3;
+    optional uint64 time_millis = 4;
 }
 
 /**
@@ -1486,7 +1488,7 @@
 message CpuClusterTime {
     optional uint64 uid = 1;
     optional uint64 idx = 2;
-    optional uint64 time_ms = 3;
+    optional uint64 time_millis = 3;
 }
 
 /*
diff --git a/cmds/statsd/src/guardrail/StatsdStats.cpp b/cmds/statsd/src/guardrail/StatsdStats.cpp
index e2e9426..66cb1d0 100644
--- a/cmds/statsd/src/guardrail/StatsdStats.cpp
+++ b/cmds/statsd/src/guardrail/StatsdStats.cpp
@@ -45,18 +45,9 @@
 const int FIELD_ID_ATOM_STATS = 7;
 const int FIELD_ID_UIDMAP_STATS = 8;
 const int FIELD_ID_ANOMALY_ALARM_STATS = 9;
-const int FIELD_ID_PULLED_ATOM_STATS = 10;
+// const int FIELD_ID_PULLED_ATOM_STATS = 10; // The proto is written in stats_log_util.cpp
 const int FIELD_ID_LOGGER_ERROR_STATS = 11;
 
-const int FIELD_ID_MATCHER_STATS_NAME = 1;
-const int FIELD_ID_MATCHER_STATS_COUNT = 2;
-
-const int FIELD_ID_CONDITION_STATS_NAME = 1;
-const int FIELD_ID_CONDITION_STATS_COUNT = 2;
-
-const int FIELD_ID_METRIC_STATS_NAME = 1;
-const int FIELD_ID_METRIC_STATS_COUNT = 2;
-
 const int FIELD_ID_ATOM_STATS_TAG = 1;
 const int FIELD_ID_ATOM_STATS_COUNT = 2;
 
diff --git a/cmds/statsd/src/logd/LogEvent.cpp b/cmds/statsd/src/logd/LogEvent.cpp
index 7489d9b..f07fc66 100644
--- a/cmds/statsd/src/logd/LogEvent.cpp
+++ b/cmds/statsd/src/logd/LogEvent.cpp
@@ -178,10 +178,6 @@
 void LogEvent::init(android_log_context context) {
     android_log_list_element elem;
     int i = 0;
-
-    int seenListStart = 0;
-
-    int32_t field = 0;
     int depth = -1;
     int pos[] = {1, 1, 1};
     do {
diff --git a/cmds/statsd/src/metrics/DurationMetricProducer.cpp b/cmds/statsd/src/metrics/DurationMetricProducer.cpp
index af22578c..67d95db 100644
--- a/cmds/statsd/src/metrics/DurationMetricProducer.cpp
+++ b/cmds/statsd/src/metrics/DurationMetricProducer.cpp
@@ -150,10 +150,9 @@
 
 
     std::unordered_set<HashableDimensionKey> conditionDimensionsKeySet;
-    ConditionState conditionState = mWizard->getMetConditionDimension(
-        mConditionTrackerIndex, mDimensionsInCondition, &conditionDimensionsKeySet);
+    mWizard->getMetConditionDimension(mConditionTrackerIndex, mDimensionsInCondition,
+                                      &conditionDimensionsKeySet);
 
-    bool condition = (conditionState == ConditionState::kTrue);
     for (auto& pair : mCurrentSlicedDurationTrackerMap) {
         conditionDimensionsKeySet.erase(pair.first.getDimensionKeyInCondition());
     }
diff --git a/cmds/statsd/src/metrics/GaugeMetricProducer.cpp b/cmds/statsd/src/metrics/GaugeMetricProducer.cpp
index af3b4c5..8aa8169 100644
--- a/cmds/statsd/src/metrics/GaugeMetricProducer.cpp
+++ b/cmds/statsd/src/metrics/GaugeMetricProducer.cpp
@@ -334,7 +334,6 @@
 }
 
 void GaugeMetricProducer::updateCurrentSlicedBucketForAnomaly() {
-    status_t err = NO_ERROR;
     for (const auto& slice : *mCurrentSlicedBucket) {
         if (slice.second.empty()) {
             continue;
diff --git a/cmds/statsd/src/metrics/MetricsManager.cpp b/cmds/statsd/src/metrics/MetricsManager.cpp
index ae48c52..66e1aeb 100644
--- a/cmds/statsd/src/metrics/MetricsManager.cpp
+++ b/cmds/statsd/src/metrics/MetricsManager.cpp
@@ -188,7 +188,7 @@
         return;
     }
 
-    if (event.GetTagId() == android::util::APP_HOOK) { // Check that app hook fields are valid.
+    if (event.GetTagId() == android::util::APP_BREADCRUMB_REPORTED) { // Check that app hook fields are valid.
         // TODO: Find a way to make these checks easier to maintain if the app hooks get changed.
         status_t err = NO_ERROR;
 
diff --git a/cmds/statsd/src/metrics/duration_helper/MaxDurationTracker.cpp b/cmds/statsd/src/metrics/duration_helper/MaxDurationTracker.cpp
index c29876b..95df5ae6 100644
--- a/cmds/statsd/src/metrics/duration_helper/MaxDurationTracker.cpp
+++ b/cmds/statsd/src/metrics/duration_helper/MaxDurationTracker.cpp
@@ -177,7 +177,6 @@
             false;  // has either a kStarted or kPaused event across bucket boundaries
     // meaning we need to carry them over to the new bucket.
     for (auto it = mInfos.begin(); it != mInfos.end(); ++it) {
-        int64_t finalDuration = it->second.lastDuration;
         if (it->second.state == DurationState::kStopped) {
             // No need to keep buckets for events that were stopped before.
             mInfos.erase(it);
diff --git a/cmds/statsd/src/stats_log_util.cpp b/cmds/statsd/src/stats_log_util.cpp
index e735770..f7b768f 100644
--- a/cmds/statsd/src/stats_log_util.cpp
+++ b/cmds/statsd/src/stats_log_util.cpp
@@ -41,15 +41,12 @@
 const int DIMENSIONS_VALUE_VALUE_STR = 2;
 const int DIMENSIONS_VALUE_VALUE_INT = 3;
 const int DIMENSIONS_VALUE_VALUE_LONG = 4;
-const int DIMENSIONS_VALUE_VALUE_BOOL = 5;
+// const int DIMENSIONS_VALUE_VALUE_BOOL = 5; // logd doesn't have bool data type.
 const int DIMENSIONS_VALUE_VALUE_FLOAT = 6;
 const int DIMENSIONS_VALUE_VALUE_TUPLE = 7;
 
 const int DIMENSIONS_VALUE_TUPLE_VALUE = 1;
 
-// for MessageValue Proto
-const int FIELD_ID_FIELD_VALUE_IN_MESSAGE_VALUE_PROTO = 1;
-
 // for PulledAtomStats proto
 const int FIELD_ID_PULLED_ATOM_STATS = 10;
 const int FIELD_ID_PULL_ATOM_ID = 1;
@@ -131,11 +128,6 @@
     protoOutput->end(topToken);
 }
 
-// for Field Proto
-const int FIELD_FIELD = 1;
-const int FIELD_POSITION_INDEX = 2;
-const int FIELD_CHILD = 3;
-
 // Supported Atoms format
 // XYZ_Atom {
 //     repeated SubMsg field_1 = 1;
diff --git a/cmds/statsd/tests/e2e/GaugeMetric_e2e_test.cpp b/cmds/statsd/tests/e2e/GaugeMetric_e2e_test.cpp
index 674d810..6aa7dd6 100644
--- a/cmds/statsd/tests/e2e/GaugeMetric_e2e_test.cpp
+++ b/cmds/statsd/tests/e2e/GaugeMetric_e2e_test.cpp
@@ -161,21 +161,21 @@
     EXPECT_EQ(data.bucket_info(0).end_bucket_nanos(), bucketStartTimeNs + bucketSizeNs);
     EXPECT_EQ(data.bucket_info(0).atom(0).app_start_changed().type(), AppStartChanged::HOT);
     EXPECT_EQ(data.bucket_info(0).atom(0).app_start_changed().activity_name(), "activity_name2");
-    EXPECT_EQ(data.bucket_info(0).atom(0).app_start_changed().activity_start_msec(), 102L);
+    EXPECT_EQ(data.bucket_info(0).atom(0).app_start_changed().activity_start_millis(), 102L);
 
     EXPECT_EQ(data.bucket_info(1).atom_size(), 1);
     EXPECT_EQ(data.bucket_info(1).start_bucket_nanos(), bucketStartTimeNs + bucketSizeNs);
     EXPECT_EQ(data.bucket_info(1).end_bucket_nanos(), bucketStartTimeNs + 2 * bucketSizeNs);
     EXPECT_EQ(data.bucket_info(1).atom(0).app_start_changed().type(), AppStartChanged::WARM);
     EXPECT_EQ(data.bucket_info(1).atom(0).app_start_changed().activity_name(), "activity_name4");
-    EXPECT_EQ(data.bucket_info(1).atom(0).app_start_changed().activity_start_msec(), 104L);
+    EXPECT_EQ(data.bucket_info(1).atom(0).app_start_changed().activity_start_millis(), 104L);
 
     EXPECT_EQ(data.bucket_info(2).atom_size(), 1);
     EXPECT_EQ(data.bucket_info(2).start_bucket_nanos(), bucketStartTimeNs + 2 * bucketSizeNs);
     EXPECT_EQ(data.bucket_info(2).end_bucket_nanos(), bucketStartTimeNs + 3 * bucketSizeNs);
     EXPECT_EQ(data.bucket_info(2).atom(0).app_start_changed().type(), AppStartChanged::COLD);
     EXPECT_EQ(data.bucket_info(2).atom(0).app_start_changed().activity_name(), "activity_name5");
-    EXPECT_EQ(data.bucket_info(2).atom(0).app_start_changed().activity_start_msec(), 105L);
+    EXPECT_EQ(data.bucket_info(2).atom(0).app_start_changed().activity_start_millis(), 105L);
 
     data = gaugeMetrics.data(1);
 
@@ -189,7 +189,7 @@
     EXPECT_EQ(data.bucket_info(0).end_bucket_nanos(), bucketStartTimeNs + 3 * bucketSizeNs);
     EXPECT_EQ(data.bucket_info(0).atom(0).app_start_changed().type(), AppStartChanged::COLD);
     EXPECT_EQ(data.bucket_info(0).atom(0).app_start_changed().activity_name(), "activity_name7");
-    EXPECT_EQ(data.bucket_info(0).atom(0).app_start_changed().activity_start_msec(), 201L);
+    EXPECT_EQ(data.bucket_info(0).atom(0).app_start_changed().activity_start_millis(), 201L);
 }
 
 #else
diff --git a/core/java/Android.bp b/core/java/Android.bp
index f7c5c57..fb27f74 100644
--- a/core/java/Android.bp
+++ b/core/java/Android.bp
@@ -7,33 +7,3 @@
     name: "IDropBoxManagerService.aidl",
     srcs: ["com/android/internal/os/IDropBoxManagerService.aidl"],
 }
-
-// only used by key_store_service
-cc_library_shared {
-    name: "libkeystore_aidl",
-    srcs: ["android/security/IKeystoreService.aidl",
-           "android/security/IConfirmationPromptCallback.aidl"],
-    aidl: {
-        export_aidl_headers: true,
-        include_dirs: [
-            "frameworks/base/core/java/",
-            "system/security/keystore/",
-        ],
-    },
-    shared_libs: [
-        "libbinder",
-        "libcutils",
-        "libhardware",
-        "libhidlbase",
-        "libhidltransport",
-        "libhwbinder",
-        "liblog",
-        "libkeystore_parcelables",
-        "libselinux",
-        "libutils",
-    ],
-    export_shared_lib_headers: [
-        "libbinder",
-        "libkeystore_parcelables",
-    ],
-}
diff --git a/core/java/android/app/Activity.java b/core/java/android/app/Activity.java
index bcd88fe..3283759 100644
--- a/core/java/android/app/Activity.java
+++ b/core/java/android/app/Activity.java
@@ -7751,7 +7751,6 @@
      * @param disable {@code true} to disable preview screenshots; {@code false} otherwise.
      * @hide
      */
-    @SystemApi
     public void setDisablePreviewScreenshots(boolean disable) {
         try {
             ActivityManager.getService().setDisablePreviewScreenshots(mToken, disable);
diff --git a/core/java/android/app/assist/AssistStructure.java b/core/java/android/app/assist/AssistStructure.java
index 0f1c249..1312a2e 100644
--- a/core/java/android/app/assist/AssistStructure.java
+++ b/core/java/android/app/assist/AssistStructure.java
@@ -1303,6 +1303,17 @@
         }
 
         /**
+         * @hide
+         */
+        public void setWebDomain(@Nullable String domain) {
+            if (domain == null) return;
+
+            final Uri uri = Uri.parse(domain);
+            mWebScheme = uri.getScheme();
+            mWebDomain = uri.getHost();
+        }
+
+        /**
          * Returns the scheme of the HTML document represented by this view.
          *
          * <p>Typically used when the view associated with the view is a container for an HTML
@@ -1889,14 +1900,7 @@
 
         @Override
         public void setWebDomain(@Nullable String domain) {
-            if (domain == null) {
-                mNode.mWebScheme = null;
-                mNode.mWebDomain = null;
-                return;
-            }
-            Uri uri = Uri.parse(domain);
-            mNode.mWebScheme = uri.getScheme();
-            mNode.mWebDomain = uri.getHost();
+            mNode.setWebDomain(domain);
         }
 
         @Override
diff --git a/core/java/android/database/sqlite/SQLiteOpenHelper.java b/core/java/android/database/sqlite/SQLiteOpenHelper.java
index a2991e6..64e9e5d 100644
--- a/core/java/android/database/sqlite/SQLiteOpenHelper.java
+++ b/core/java/android/database/sqlite/SQLiteOpenHelper.java
@@ -58,7 +58,7 @@
 
     private SQLiteDatabase mDatabase;
     private boolean mIsInitializing;
-    private final SQLiteDatabase.OpenParams.Builder mOpenParamsBuilder;
+    private SQLiteDatabase.OpenParams.Builder mOpenParamsBuilder;
 
     /**
      * Create a helper object to create, open, and/or manage a database.
@@ -163,8 +163,7 @@
         mName = name;
         mNewVersion = version;
         mMinimumSupportedVersion = Math.max(0, minimumSupportedVersion);
-        mOpenParamsBuilder = openParamsBuilder;
-        mOpenParamsBuilder.addOpenFlags(SQLiteDatabase.CREATE_IF_NECESSARY);
+        setOpenParamsBuilder(openParamsBuilder);
     }
 
     /**
@@ -230,6 +229,30 @@
     }
 
     /**
+     * Sets configuration parameters that are used for opening {@link SQLiteDatabase}.
+     * <p>Please note that {@link SQLiteDatabase#CREATE_IF_NECESSARY} flag will always be set when
+     * opening the database
+     *
+     * @param openParams configuration parameters that are used for opening {@link SQLiteDatabase}.
+     * @throws IllegalStateException if the database is already open
+     */
+    public void setOpenParams(@NonNull SQLiteDatabase.OpenParams openParams) {
+        Preconditions.checkNotNull(openParams);
+        synchronized (this) {
+            if (mDatabase != null && mDatabase.isOpen()) {
+                throw new IllegalStateException(
+                        "OpenParams cannot be set after opening the database");
+            }
+            setOpenParamsBuilder(new SQLiteDatabase.OpenParams.Builder(openParams));
+        }
+    }
+
+    private void setOpenParamsBuilder(SQLiteDatabase.OpenParams.Builder openParamsBuilder) {
+        mOpenParamsBuilder = openParamsBuilder;
+        mOpenParamsBuilder.addOpenFlags(SQLiteDatabase.CREATE_IF_NECESSARY);
+    }
+
+    /**
      * Sets the maximum number of milliseconds that SQLite connection is allowed to be idle
      * before it is closed and removed from the pool.
      *
diff --git a/core/java/android/hardware/camera2/CameraCharacteristics.java b/core/java/android/hardware/camera2/CameraCharacteristics.java
index 3f8eaa9..8502fc4 100644
--- a/core/java/android/hardware/camera2/CameraCharacteristics.java
+++ b/core/java/android/hardware/camera2/CameraCharacteristics.java
@@ -341,7 +341,7 @@
      */
     @SuppressWarnings({"unchecked"})
     public List<CaptureRequest.Key<?>> getAvailablePhysicalCameraRequestKeys() {
-        if (mAvailableSessionKeys == null) {
+        if (mAvailablePhysicalRequestKeys == null) {
             Object crKey = CaptureRequest.Key.class;
             Class<CaptureRequest.Key<?>> crKeyTyped = (Class<CaptureRequest.Key<?>>)crKey;
 
@@ -1790,11 +1790,7 @@
      * The respective value of such request key can be obtained by calling
      * {@link CaptureRequest.Builder#getPhysicalCameraKey }. Capture requests that contain
      * individual physical device requests must be built via
-     * {@link android.hardware.camera2.CameraDevice#createCaptureRequest(int, Set)}.
-     * Such extended capture requests can be passed only to
-     * {@link CameraCaptureSession#capture } or {@link CameraCaptureSession#captureBurst } and
-     * not to {@link CameraCaptureSession#setRepeatingRequest } or
-     * {@link CameraCaptureSession#setRepeatingBurst }.</p>
+     * {@link android.hardware.camera2.CameraDevice#createCaptureRequest(int, Set)}.</p>
      * <p><b>Optional</b> - This value may be {@code null} on some devices.</p>
      * <p><b>Limited capability</b> -
      * Present on all camera devices that report being at least {@link CameraCharacteristics#INFO_SUPPORTED_HARDWARE_LEVEL_LIMITED HARDWARE_LEVEL_LIMITED} devices in the
diff --git a/core/java/android/hardware/camera2/CameraDevice.java b/core/java/android/hardware/camera2/CameraDevice.java
index fd285ae..72db33f 100644
--- a/core/java/android/hardware/camera2/CameraDevice.java
+++ b/core/java/android/hardware/camera2/CameraDevice.java
@@ -863,11 +863,8 @@
      * request for a specific physical camera. The settings are chosen
      * to be the best options for the specific logical camera device. If
      * additional physical camera ids are passed, then they will also use the
-     * same settings template. Requests containing individual physical camera
-     * settings can be passed only to {@link CameraCaptureSession#capture} or
-     * {@link CameraCaptureSession#captureBurst} and not to
-     * {@link CameraCaptureSession#setRepeatingRequest} or
-     * {@link CameraCaptureSession#setRepeatingBurst}</p>
+     * same settings template. Clients can further modify individual camera
+     * settings by calling {@link CaptureRequest.Builder#setPhysicalCameraKey}.</p>
      *
      * <p>Individual physical camera settings will only be honored for camera session
      * that was initialiazed with corresponding physical camera id output configuration
@@ -896,8 +893,8 @@
      * @see #TEMPLATE_STILL_CAPTURE
      * @see #TEMPLATE_VIDEO_SNAPSHOT
      * @see #TEMPLATE_MANUAL
-     * @see CaptureRequest.Builder#setKey
-     * @see CaptureRequest.Builder#getKey
+     * @see CaptureRequest.Builder#setPhysicalCameraKey
+     * @see CaptureRequest.Builder#getPhysicalCameraKey
      */
     @NonNull
     public CaptureRequest.Builder createCaptureRequest(@RequestTemplate int templateType,
diff --git a/core/java/android/os/HwBinder.java b/core/java/android/os/HwBinder.java
index cdee110..228fe7a 100644
--- a/core/java/android/os/HwBinder.java
+++ b/core/java/android/os/HwBinder.java
@@ -29,7 +29,13 @@
 
     private static final NativeAllocationRegistry sNativeRegistry;
 
-    /** @hide */
+    /**
+     * Create and initialize a HwBinder object and the native objects
+     * used to allow this to participate in hwbinder transactions.
+     *
+     * @hide
+     */
+    @SystemApi
     public HwBinder() {
         native_setup();
 
@@ -44,12 +50,28 @@
             int code, HwParcel request, HwParcel reply, int flags)
         throws RemoteException;
 
-    /** @hide */
+    /**
+     * Process a hwbinder transaction.
+     *
+     * @param code interface specific code for interface.
+     * @param request parceled transaction
+     * @param reply object to parcel reply into
+     * @param flags transaction flags to be chosen by wire protocol
+     *
+     * @hide
+     */
+    @SystemApi
     public abstract void onTransact(
             int code, HwParcel request, HwParcel reply, int flags)
         throws RemoteException;
 
-    /** @hide */
+    /**
+     * Registers this service with the hwservicemanager.
+     *
+     * @param serviceName instance name of the service
+     * @hide
+     */
+    @SystemApi
     public native final void registerService(String serviceName)
         throws RemoteException;
 
diff --git a/core/java/android/security/IConfirmationPromptCallback.aidl b/core/java/android/security/IConfirmationPromptCallback.aidl
deleted file mode 100644
index 96a1a04..0000000
--- a/core/java/android/security/IConfirmationPromptCallback.aidl
+++ /dev/null
@@ -1,27 +0,0 @@
-/**
- * Copyright (c) 2017, The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.security;
-
-/**
- * This must be kept manually in sync with system/security/keystore until AIDL
- * can generate both Java and C++ bindings.
- *
- * @hide
- */
-interface IConfirmationPromptCallback {
-    oneway void onConfirmationPromptCompleted(in int result, in byte[] dataThatWasConfirmed);
-}
diff --git a/core/java/android/security/IKeystoreService.aidl b/core/java/android/security/IKeystoreService.aidl
deleted file mode 100644
index 738eb68..0000000
--- a/core/java/android/security/IKeystoreService.aidl
+++ /dev/null
@@ -1,87 +0,0 @@
-/**
- * Copyright (c) 2015, The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.security;
-
-import android.security.keymaster.ExportResult;
-import android.security.keymaster.KeyCharacteristics;
-import android.security.keymaster.KeymasterArguments;
-import android.security.keymaster.KeymasterCertificateChain;
-import android.security.keymaster.KeymasterBlob;
-import android.security.keymaster.OperationResult;
-import android.security.KeystoreArguments;
-
-/**
- * This must be kept manually in sync with system/security/keystore until AIDL
- * can generate both Java and C++ bindings.
- *
- * @hide
- */
-interface IKeystoreService {
-    int getState(int userId);
-    byte[] get(String name, int uid);
-    int insert(String name, in byte[] item, int uid, int flags);
-    int del(String name, int uid);
-    int exist(String name, int uid);
-    String[] list(String namePrefix, int uid);
-    int reset();
-    int onUserPasswordChanged(int userId, String newPassword);
-    int lock(int userId);
-    int unlock(int userId, String userPassword);
-    int isEmpty(int userId);
-    int generate(String name, int uid, int keyType, int keySize, int flags,
-        in KeystoreArguments args);
-    int import_key(String name, in byte[] data, int uid, int flags);
-    byte[] sign(String name, in byte[] data);
-    int verify(String name, in byte[] data, in byte[] signature);
-    byte[] get_pubkey(String name);
-    String grant(String name, int granteeUid);
-    int ungrant(String name, int granteeUid);
-    long getmtime(String name, int uid);
-    int is_hardware_backed(String string);
-    int clear_uid(long uid);
-
-    // Keymaster 0.4 methods
-    int addRngEntropy(in byte[] data, int flags);
-    int generateKey(String alias, in KeymasterArguments arguments, in byte[] entropy, int uid,
-        int flags, out KeyCharacteristics characteristics);
-    int getKeyCharacteristics(String alias, in KeymasterBlob clientId, in KeymasterBlob appId,
-        int uid, out KeyCharacteristics characteristics);
-    int importKey(String alias, in KeymasterArguments arguments, int format,
-        in byte[] keyData, int uid, int flags, out KeyCharacteristics characteristics);
-    ExportResult exportKey(String alias, int format, in KeymasterBlob clientId,
-        in KeymasterBlob appId, int uid);
-    OperationResult begin(IBinder appToken, String alias, int purpose, boolean pruneable,
-        in KeymasterArguments params, in byte[] entropy, int uid);
-    OperationResult update(IBinder token, in KeymasterArguments params, in byte[] input);
-    OperationResult finish(IBinder token, in KeymasterArguments params, in byte[] signature,
-        in byte[] entropy);
-    int abort(IBinder handle);
-    boolean isOperationAuthorized(IBinder token);
-    int addAuthToken(in byte[] authToken);
-    int onUserAdded(int userId, int parentId);
-    int onUserRemoved(int userId);
-    int attestKey(String alias, in KeymasterArguments params, out KeymasterCertificateChain chain);
-    int attestDeviceIds(in KeymasterArguments params, out KeymasterCertificateChain chain);
-    int onDeviceOffBody();
-    int importWrappedKey(in String wrappedKeyAlias, in byte[] wrappedKey,
-        in String wrappingKeyAlias, in byte[] maskingKey, in KeymasterArguments arguments,
-        in long rootSid, in long fingerprintSid,
-        out KeyCharacteristics characteristics);
-    int presentConfirmationPrompt(IBinder listener, String promptText, in byte[] extraData,
-        in String locale, in int uiOptionsAsFlags);
-    int cancelConfirmationPrompt(IBinder listener);
-}
diff --git a/core/java/android/security/KeystoreArguments.aidl b/core/java/android/security/KeystoreArguments.aidl
deleted file mode 100644
index dc8ed50..0000000
--- a/core/java/android/security/KeystoreArguments.aidl
+++ /dev/null
@@ -1,20 +0,0 @@
-/**
- * Copyright (c) 2015, The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.security;
-
-/* @hide */
-parcelable KeystoreArguments cpp_header "keystore/KeystoreArguments.h";
diff --git a/core/java/android/security/keymaster/ExportResult.aidl b/core/java/android/security/keymaster/ExportResult.aidl
deleted file mode 100644
index 1748653..0000000
--- a/core/java/android/security/keymaster/ExportResult.aidl
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.security.keymaster;
-
-/* @hide */
-parcelable ExportResult cpp_header "keystore/ExportResult.h";
diff --git a/core/java/android/security/keymaster/KeyCharacteristics.aidl b/core/java/android/security/keymaster/KeyCharacteristics.aidl
deleted file mode 100644
index 32e75ad..0000000
--- a/core/java/android/security/keymaster/KeyCharacteristics.aidl
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.security.keymaster;
-
-/* @hide */
-parcelable KeyCharacteristics cpp_header "keystore/KeyCharacteristics.h";
diff --git a/core/java/android/security/keymaster/KeymasterArguments.aidl b/core/java/android/security/keymaster/KeymasterArguments.aidl
deleted file mode 100644
index 44d9f09..0000000
--- a/core/java/android/security/keymaster/KeymasterArguments.aidl
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.security.keymaster;
-
-/* @hide */
-parcelable KeymasterArguments cpp_header "keystore/KeymasterArguments.h";
diff --git a/core/java/android/security/keymaster/KeymasterBlob.aidl b/core/java/android/security/keymaster/KeymasterBlob.aidl
deleted file mode 100644
index 5c5db9e..0000000
--- a/core/java/android/security/keymaster/KeymasterBlob.aidl
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.security.keymaster;
-
-/* @hide */
-parcelable KeymasterBlob cpp_header "keystore/KeymasterBlob.h";
diff --git a/core/java/android/security/keymaster/KeymasterCertificateChain.aidl b/core/java/android/security/keymaster/KeymasterCertificateChain.aidl
deleted file mode 100644
index ddb5cae..0000000
--- a/core/java/android/security/keymaster/KeymasterCertificateChain.aidl
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright (C) 2016 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.security.keymaster;
-
-/* @hide */
-parcelable KeymasterCertificateChain cpp_header "keystore/KeymasterCertificateChain.h";
diff --git a/core/java/android/security/keymaster/OperationResult.aidl b/core/java/android/security/keymaster/OperationResult.aidl
deleted file mode 100644
index db689d4..0000000
--- a/core/java/android/security/keymaster/OperationResult.aidl
+++ /dev/null
@@ -1,20 +0,0 @@
-/*
- * Copyright (C) 2015 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package android.security.keymaster;
-
-/* @hide */
-parcelable OperationResult cpp_header "keystore/OperationResult.h";
diff --git a/core/java/android/service/autofill/AutofillServiceInfo.java b/core/java/android/service/autofill/AutofillServiceInfo.java
index 7383de7..f644887 100644
--- a/core/java/android/service/autofill/AutofillServiceInfo.java
+++ b/core/java/android/service/autofill/AutofillServiceInfo.java
@@ -32,12 +32,12 @@
 import android.util.ArrayMap;
 import android.util.AttributeSet;
 import android.util.Log;
+import android.util.Pair;
 import android.util.Xml;
 
 import com.android.internal.R;
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
-
 import com.android.internal.util.XmlUtils;
 
 import org.xmlpull.v1.XmlPullParser;
@@ -80,7 +80,7 @@
     private final String mSettingsActivity;
 
     @Nullable
-    private final Map<String, Long> mCompatibilityPackages;
+    private final Map<String, Pair<Long, String>> mCompatibilityPackages;
 
     public AutofillServiceInfo(Context context, ComponentName comp, int userHandle)
             throws PackageManager.NameNotFoundException {
@@ -118,7 +118,7 @@
         }
 
         String settingsActivity = null;
-        Map<String, Long> compatibilityPackages = null;
+        Map<String, Pair<Long, String>> compatibilityPackages = null;
 
         try {
             final Resources resources = context.getPackageManager().getResourcesForApplication(
@@ -154,9 +154,10 @@
         mCompatibilityPackages = compatibilityPackages;
     }
 
-    private Map<String, Long> parseCompatibilityPackages(XmlPullParser parser, Resources resources)
+    private Map<String, Pair<Long, String>> parseCompatibilityPackages(XmlPullParser parser,
+            Resources resources)
             throws IOException, XmlPullParserException {
-        Map<String, Long> compatibilityPackages = null;
+        Map<String, Pair<Long, String>> compatibilityPackages = null;
 
         final int outerDepth = parser.getDepth();
         int type;
@@ -200,11 +201,13 @@
                     } else {
                         maxVersionCode = Long.MAX_VALUE;
                     }
+                    final String urlBarResourceId = cpAttributes.getString(
+                            R.styleable.AutofillService_CompatibilityPackage_urlBarResourceId);
 
                     if (compatibilityPackages == null) {
                         compatibilityPackages = new ArrayMap<>();
                     }
-                    compatibilityPackages.put(name, maxVersionCode);
+                    compatibilityPackages.put(name, new Pair<>(maxVersionCode, urlBarResourceId));
                 } finally {
                     XmlUtils.skipCurrentTag(parser);
                     if (cpAttributes != null) {
@@ -226,16 +229,28 @@
         return mSettingsActivity;
     }
 
-    @Nullable
     public boolean isCompatibilityModeRequested(String packageName, long versionCode) {
         if (mCompatibilityPackages == null) {
             return false;
         }
-        final Long maxVersionCode = mCompatibilityPackages.get(packageName);
-        if (maxVersionCode == null) {
+        final Pair<Long, String> pair = mCompatibilityPackages.get(packageName);
+        if (pair == null) {
             return false;
         }
-        return versionCode <= maxVersionCode;
+        return versionCode <= pair.first;
+    }
+
+    /**
+     * Gets the resource id of the URL bar for a package. Used in compat mode
+     */
+    // TODO: return a list of strings instead
+    @Nullable
+    public String getUrlBarResourceId(String packageName) {
+        if (mCompatibilityPackages == null) {
+            return null;
+        }
+        final Pair<Long, String> pair = mCompatibilityPackages.get(packageName);
+        return pair == null ? null : pair.second;
     }
 
     @Override
diff --git a/core/java/android/service/autofill/FillContext.java b/core/java/android/service/autofill/FillContext.java
index cda2f4a..535c00b 100644
--- a/core/java/android/service/autofill/FillContext.java
+++ b/core/java/android/service/autofill/FillContext.java
@@ -177,30 +177,6 @@
         return foundNodes;
     }
 
-    /**
-     * Finds the {@link ViewNode} that has the requested {@code id}, if any.
-     *
-     * @hide
-     */
-    @Nullable public ViewNode findViewNodeByAutofillId(@NonNull AutofillId id) {
-        final LinkedList<ViewNode> nodesToProcess = new LinkedList<>();
-        final int numWindowNodes = mStructure.getWindowNodeCount();
-        for (int i = 0; i < numWindowNodes; i++) {
-            nodesToProcess.add(mStructure.getWindowNodeAt(i).getRootViewNode());
-        }
-        while (!nodesToProcess.isEmpty()) {
-            final ViewNode node = nodesToProcess.removeFirst();
-            if (id.equals(node.getAutofillId())) {
-                return node;
-            }
-            for (int i = 0; i < node.getChildCount(); i++) {
-                nodesToProcess.addLast(node.getChildAt(i));
-            }
-        }
-
-        return null;
-    }
-
     public static final Parcelable.Creator<FillContext> CREATOR =
             new Parcelable.Creator<FillContext>() {
         @Override
diff --git a/core/java/android/util/StatsLog.java b/core/java/android/util/StatsLog.java
index 4805318..3350f3e 100644
--- a/core/java/android/util/StatsLog.java
+++ b/core/java/android/util/StatsLog.java
@@ -34,7 +34,7 @@
      */
     public static boolean logStart(int label) {
         if (label >= 0 && label < 16) {
-            StatsLog.write(APP_HOOK, label, APP_HOOK__STATE__START);
+            StatsLog.write(APP_BREADCRUMB_REPORTED, label, APP_BREADCRUMB_REPORTED__STATE__START);
             return true;
         }
         return false;
@@ -48,7 +48,7 @@
      */
     public static boolean logStop(int label) {
         if (label >= 0 && label < 16) {
-            StatsLog.write(APP_HOOK, label, APP_HOOK__STATE__STOP);
+            StatsLog.write(APP_BREADCRUMB_REPORTED, label, APP_BREADCRUMB_REPORTED__STATE__STOP);
             return true;
         }
         return false;
@@ -62,7 +62,8 @@
      */
     public static boolean logEvent(int label) {
         if (label >= 0 && label < 16) {
-            StatsLog.write(APP_HOOK, label, APP_HOOK__STATE__UNSPECIFIED);
+            StatsLog.write(APP_BREADCRUMB_REPORTED, label,
+                    APP_BREADCRUMB_REPORTED__STATE__UNSPECIFIED);
             return true;
         }
         return false;
diff --git a/core/java/android/view/ThreadedRenderer.java b/core/java/android/view/ThreadedRenderer.java
index 370c97e..e50d40e 100644
--- a/core/java/android/view/ThreadedRenderer.java
+++ b/core/java/android/view/ThreadedRenderer.java
@@ -331,6 +331,7 @@
 
     private static final int FLAG_DUMP_FRAMESTATS   = 1 << 0;
     private static final int FLAG_DUMP_RESET        = 1 << 1;
+    private static final int FLAG_DUMP_ALL          = FLAG_DUMP_FRAMESTATS;
 
     @IntDef(flag = true, prefix = { "FLAG_DUMP_" }, value = {
             FLAG_DUMP_FRAMESTATS,
@@ -636,7 +637,10 @@
      */
     void dumpGfxInfo(PrintWriter pw, FileDescriptor fd, String[] args) {
         pw.flush();
-        int flags = 0;
+        // If there's no arguments, eg 'dumpsys gfxinfo', then dump everything.
+        // If there's a targetted package, eg 'dumpsys gfxinfo com.android.systemui', then only
+        // dump the summary information
+        int flags = (args == null || args.length == 0) ? FLAG_DUMP_ALL : 0;
         for (int i = 0; i < args.length; i++) {
             switch (args[i]) {
                 case "framestats":
@@ -645,6 +649,9 @@
                 case "reset":
                     flags |= FLAG_DUMP_RESET;
                     break;
+                case "-a": // magic option passed when dumping a bugreport.
+                    flags = FLAG_DUMP_ALL;
+                    break;
             }
         }
         nDumpProfileInfo(mNativeProxy, fd, flags);
diff --git a/core/java/android/view/animation/AnimationUtils.java b/core/java/android/view/animation/AnimationUtils.java
index 990fbdb..29f8442 100644
--- a/core/java/android/view/animation/AnimationUtils.java
+++ b/core/java/android/view/animation/AnimationUtils.java
@@ -18,6 +18,7 @@
 
 import android.annotation.AnimRes;
 import android.annotation.InterpolatorRes;
+import android.annotation.TestApi;
 import android.content.Context;
 import android.content.res.Resources;
 import android.content.res.Resources.NotFoundException;
@@ -58,14 +59,43 @@
         }
     };
 
-    /** @hide */
+    /**
+     * Locks AnimationUtils{@link #currentAnimationTimeMillis()} to a fixed value for the current
+     * thread. This is used by {@link android.view.Choreographer} to ensure that all accesses
+     * during a vsync update are synchronized to the timestamp of the vsync.
+     *
+     * It is also exposed to tests to allow for rapid, flake-free headless testing.
+     *
+     * Must be followed by a call to {@link #unlockAnimationClock()} to allow time to
+     * progress. Failing to do this will result in stuck animations, scrolls, and flings.
+     *
+     * Note that time is not allowed to "rewind" and must perpetually flow forward. So the
+     * lock may fail if the time is in the past from a previously returned value, however
+     * time will be frozen for the duration of the lock. The clock is a thread-local, so
+     * ensure that {@link #lockAnimationClock(long)}, {@link #unlockAnimationClock()}, and
+     * {@link #currentAnimationTimeMillis()} are all called on the same thread.
+     *
+     * This is also not reference counted in any way. Any call to {@link #unlockAnimationClock()}
+     * will unlock the clock for everyone on the same thread. It is therefore recommended
+     * for tests to use their own thread to ensure that there is no collision with any existing
+     * {@link android.view.Choreographer} instance.
+     *
+     * @hide
+     * */
+    @TestApi
     public static void lockAnimationClock(long vsyncMillis) {
         AnimationState state = sAnimationState.get();
         state.animationClockLocked = true;
         state.currentVsyncTimeMillis = vsyncMillis;
     }
 
-    /** @hide */
+    /**
+     * Frees the time lock set in place by {@link #lockAnimationClock(long)}. Must be called
+     * to allow the animation clock to self-update.
+     *
+     * @hide
+     */
+    @TestApi
     public static void unlockAnimationClock() {
         sAnimationState.get().animationClockLocked = false;
     }
diff --git a/core/java/android/view/autofill/AutofillManager.java b/core/java/android/view/autofill/AutofillManager.java
index 8b64bad..41d05a5 100644
--- a/core/java/android/view/autofill/AutofillManager.java
+++ b/core/java/android/view/autofill/AutofillManager.java
@@ -1407,7 +1407,8 @@
 
             mSessionId = mService.startSession(client.autofillClientGetActivityToken(),
                     mServiceClient.asBinder(), id, bounds, value, mContext.getUserId(),
-                    mCallback != null, flags, client.autofillClientGetComponentName());
+                    mCallback != null, flags, client.autofillClientGetComponentName(),
+                    isCompatibilityModeEnabledLocked());
             if (mSessionId != NO_SESSION) {
                 mState = STATE_ACTIVE;
             }
@@ -1474,7 +1475,7 @@
                         client.autofillClientGetActivityToken(),
                         mServiceClient.asBinder(), id, bounds, value, mContext.getUserId(),
                         mCallback != null, flags, client.autofillClientGetComponentName(),
-                        mSessionId, action);
+                        mSessionId, action, isCompatibilityModeEnabledLocked());
                 if (newId != mSessionId) {
                     if (sDebug) Log.d(TAG, "Session restarted: " + mSessionId + "=>" + newId);
                     mSessionId = newId;
diff --git a/core/java/android/view/autofill/IAutoFillManager.aidl b/core/java/android/view/autofill/IAutoFillManager.aidl
index 0018547..56f79ab 100644
--- a/core/java/android/view/autofill/IAutoFillManager.aidl
+++ b/core/java/android/view/autofill/IAutoFillManager.aidl
@@ -38,7 +38,7 @@
     void removeClient(in IAutoFillManagerClient client, int userId);
     int startSession(IBinder activityToken, in IBinder appCallback, in AutofillId autoFillId,
             in Rect bounds, in AutofillValue value, int userId, boolean hasCallback, int flags,
-            in ComponentName componentName);
+            in ComponentName componentName, boolean compatMode);
     FillEventHistory getFillEventHistory();
     boolean restoreSession(int sessionId, in IBinder activityToken, in IBinder appCallback);
     void updateSession(int sessionId, in AutofillId id, in Rect bounds,
@@ -46,7 +46,7 @@
     int updateOrRestartSession(IBinder activityToken, in IBinder appCallback,
             in AutofillId autoFillId, in Rect bounds, in AutofillValue value, int userId,
             boolean hasCallback, int flags, in ComponentName componentName, int sessionId,
-            int action);
+            int action, boolean compatMode);
     void finishSession(int sessionId, int userId);
     void cancelSession(int sessionId, int userId);
     void setAuthenticationResult(in Bundle data, int sessionId, int authenticationId, int userId);
diff --git a/core/java/com/android/internal/os/BatteryStatsImpl.java b/core/java/com/android/internal/os/BatteryStatsImpl.java
index eb58b09..6a56f45 100644
--- a/core/java/com/android/internal/os/BatteryStatsImpl.java
+++ b/core/java/com/android/internal/os/BatteryStatsImpl.java
@@ -187,7 +187,7 @@
     public final AtomicFile mCheckinFile;
     public final AtomicFile mDailyFile;
 
-    static final int MSG_UPDATE_WAKELOCKS = 1;
+    static final int MSG_REPORT_CPU_UPDATE_NEEDED = 1;
     static final int MSG_REPORT_POWER_CHANGE = 2;
     static final int MSG_REPORT_CHARGING = 3;
     static final long DELAY_UPDATE_WAKELOCKS = 5*1000;
@@ -273,10 +273,7 @@
         public void handleMessage(Message msg) {
             BatteryCallback cb = mCallback;
             switch (msg.what) {
-                case MSG_UPDATE_WAKELOCKS:
-                    synchronized (BatteryStatsImpl.this) {
-                        updateCpuTimeLocked();
-                    }
+                case MSG_REPORT_CPU_UPDATE_NEEDED:
                     if (cb != null) {
                         cb.batteryNeedsCpuUpdate();
                     }
@@ -302,6 +299,10 @@
         }
     }
 
+    public void postBatteryNeedsCpuUpdateMsg() {
+        mHandler.sendEmptyMessage(MSG_REPORT_CPU_UPDATE_NEEDED);
+    }
+
     /**
      * Update per-freq cpu times for all the uids in {@link #mPendingUids}.
      */
@@ -487,6 +488,10 @@
         Future<?> scheduleReadProcStateCpuTimes(boolean onBattery, boolean onBatteryScreenOff);
         Future<?> scheduleCopyFromAllUidsCpuTimes(boolean onBattery, boolean onBatteryScreenOff);
         Future<?> scheduleCpuSyncDueToSettingChange();
+        Future<?> scheduleCpuSyncDueToScreenStateChange(boolean onBattery,
+                boolean onBatteryScreenOff);
+        Future<?> scheduleCpuSyncDueToWakelockChange(long delayMillis);
+        void cancelCpuSyncDueToWakelockChange();
     }
 
     public Handler mHandler;
@@ -1453,12 +1458,10 @@
         long mCount;
         long mLoadedCount;
         long mUnpluggedCount;
-        long mPluggedCount;
 
         LongSamplingCounter(TimeBase timeBase, Parcel in) {
             mTimeBase = timeBase;
-            mPluggedCount = in.readLong();
-            mCount = mPluggedCount;
+            mCount = in.readLong();
             mLoadedCount = in.readLong();
             mUnpluggedCount = in.readLong();
             timeBase.add(this);
@@ -1477,16 +1480,15 @@
 
         @Override
         public void onTimeStarted(long elapsedRealtime, long baseUptime, long baseRealtime) {
-            mUnpluggedCount = mPluggedCount;
+            mUnpluggedCount = mCount;
         }
 
         @Override
         public void onTimeStopped(long elapsedRealtime, long baseUptime, long baseRealtime) {
-            mPluggedCount = mCount;
         }
 
         public long getCountLocked(int which) {
-            long val = mTimeBase.isRunning() ? mCount : mPluggedCount;
+            long val = mCount;
             if (which == STATS_SINCE_UNPLUGGED) {
                 val -= mUnpluggedCount;
             } else if (which != STATS_SINCE_CHARGED) {
@@ -1499,12 +1501,15 @@
         public void logState(Printer pw, String prefix) {
             pw.println(prefix + "mCount=" + mCount
                     + " mLoadedCount=" + mLoadedCount
-                    + " mUnpluggedCount=" + mUnpluggedCount
-                    + " mPluggedCount=" + mPluggedCount);
+                    + " mUnpluggedCount=" + mUnpluggedCount);
         }
 
         void addCountLocked(long count) {
-            if (mTimeBase.isRunning()) {
+            addCountLocked(count, mTimeBase.isRunning());
+        }
+
+        void addCountLocked(long count, boolean isRunning) {
+            if (isRunning) {
                 mCount += count;
             }
         }
@@ -1514,7 +1519,7 @@
          */
         void reset(boolean detachIfReset) {
             mCount = 0;
-            mLoadedCount = mPluggedCount = mUnpluggedCount = 0;
+            mLoadedCount = mUnpluggedCount = 0;
             if (detachIfReset) {
                 detach();
             }
@@ -1531,7 +1536,7 @@
         void readSummaryFromParcelLocked(Parcel in) {
             mLoadedCount = in.readLong();
             mCount = mLoadedCount;
-            mUnpluggedCount = mPluggedCount = mLoadedCount;
+            mUnpluggedCount = mLoadedCount;
         }
     }
 
@@ -3852,9 +3857,6 @@
                         + Display.stateToString(screenState)
                         + " and battery is " + (unplugged ? "on" : "off"));
             }
-            updateCpuTimeLocked();
-            mExternalSync.scheduleCopyFromAllUidsCpuTimes(mOnBatteryTimeBase.isRunning(),
-                    mOnBatteryScreenOffTimeBase.isRunning());
 
             mOnBatteryTimeBase.setRunning(unplugged, uptime, realtime);
             if (updateOnBatteryTimeBase) {
@@ -4143,15 +4145,11 @@
     }
 
     private void requestWakelockCpuUpdate() {
-        if (!mHandler.hasMessages(MSG_UPDATE_WAKELOCKS)) {
-            Message m = mHandler.obtainMessage(MSG_UPDATE_WAKELOCKS);
-            mHandler.sendMessageDelayed(m, DELAY_UPDATE_WAKELOCKS);
-        }
+        mExternalSync.scheduleCpuSyncDueToWakelockChange(DELAY_UPDATE_WAKELOCKS);
     }
 
     private void requestImmediateCpuUpdate() {
-        mHandler.removeMessages(MSG_UPDATE_WAKELOCKS);
-        mHandler.sendEmptyMessage(MSG_UPDATE_WAKELOCKS);
+        mExternalSync.scheduleCpuSyncDueToWakelockChange(0 /* delayMillis */);
     }
 
     public void setRecordAllHistoryLocked(boolean enabled) {
@@ -4554,7 +4552,7 @@
     }
 
     public boolean startAddingCpuLocked() {
-        mHandler.removeMessages(MSG_UPDATE_WAKELOCKS);
+        mExternalSync.cancelCpuSyncDueToWakelockChange();
         return mOnBatteryInternal;
     }
 
@@ -4807,6 +4805,8 @@
                         + Display.stateToString(state));
                 addHistoryRecordLocked(elapsedRealtime, uptime);
             }
+            mExternalSync.scheduleCpuSyncDueToScreenStateChange(
+                    mOnBatteryTimeBase.isRunning(), mOnBatteryScreenOffTimeBase.isRunning());
             if (isScreenOn(state)) {
                 updateTimeBasesLocked(mOnBatteryTimeBase.isRunning(), state,
                         mClocks.uptimeMillis() * 1000, elapsedRealtime * 1000);
@@ -9196,8 +9196,14 @@
             }
 
             public void addCpuTimeLocked(int utime, int stime) {
-                mUserTime += utime;
-                mSystemTime += stime;
+                addCpuTimeLocked(utime, stime, mBsi.mOnBatteryTimeBase.isRunning());
+            }
+
+            public void addCpuTimeLocked(int utime, int stime, boolean isRunning) {
+                if (isRunning) {
+                    mUserTime += utime;
+                    mSystemTime += stime;
+                }
             }
 
             public void addForegroundTimeLocked(long ttime) {
@@ -11761,13 +11767,24 @@
         }
     }
 
+    public boolean isOnBatteryLocked() {
+        return mOnBatteryTimeBase.isRunning();
+    }
+
+    public boolean isOnBatteryScreenOffLocked() {
+        return mOnBatteryScreenOffTimeBase.isRunning();
+    }
+
     /**
      * Read and distribute CPU usage across apps. If their are partial wakelocks being held
      * and we are on battery with screen off, we give more of the cpu time to those apps holding
      * wakelocks. If the screen is on, we just assign the actual cpu time an app used.
+     * It's possible this will be invoked after the internal battery/screen states are updated, so
+     * passing the appropriate battery/screen states to try attribute the cpu times to correct
+     * buckets.
      */
     @GuardedBy("this")
-    public void updateCpuTimeLocked() {
+    public void updateCpuTimeLocked(boolean onBattery, boolean onBatteryScreenOff) {
         if (mPowerProfile == null) {
             return;
         }
@@ -11784,7 +11801,7 @@
         // usually holding the wakelock on behalf of an app.
         // And Only distribute cpu power to wakelocks if the screen is off and we're on battery.
         ArrayList<StopwatchTimer> partialTimersToConsider = null;
-        if (mOnBatteryScreenOffTimeBase.isRunning()) {
+        if (onBatteryScreenOff) {
             partialTimersToConsider = new ArrayList<>();
             for (int i = mPartialTimers.size() - 1; i >= 0; --i) {
                 final StopwatchTimer timer = mPartialTimers.get(i);
@@ -11802,7 +11819,7 @@
 
         // When the battery is not on, we don't attribute the cpu times to any timers but we still
         // need to take the snapshots.
-        if (!mOnBatteryInternal) {
+        if (!onBattery) {
             mKernelUidCpuTimeReader.readDelta(null);
             mKernelUidCpuFreqTimeReader.readDelta(null);
             if (mConstants.TRACK_CPU_ACTIVE_CLUSTER_TIME) {
@@ -11818,16 +11835,16 @@
         mUserInfoProvider.refreshUserIds();
         final SparseLongArray updatedUids = mKernelUidCpuFreqTimeReader.perClusterTimesAvailable()
                 ? null : new SparseLongArray();
-        readKernelUidCpuTimesLocked(partialTimersToConsider, updatedUids);
+        readKernelUidCpuTimesLocked(partialTimersToConsider, updatedUids, onBattery);
         // updatedUids=null means /proc/uid_time_in_state provides snapshots of per-cluster cpu
         // freqs, so no need to approximate these values.
         if (updatedUids != null) {
-            updateClusterSpeedTimes(updatedUids);
+            updateClusterSpeedTimes(updatedUids, onBattery);
         }
-        readKernelUidCpuFreqTimesLocked(partialTimersToConsider);
+        readKernelUidCpuFreqTimesLocked(partialTimersToConsider, onBattery, onBatteryScreenOff);
         if (mConstants.TRACK_CPU_ACTIVE_CLUSTER_TIME) {
-            readKernelUidCpuActiveTimesLocked();
-            readKernelUidCpuClusterTimesLocked();
+            readKernelUidCpuActiveTimesLocked(onBattery);
+            readKernelUidCpuClusterTimesLocked(onBattery);
         }
     }
 
@@ -11867,7 +11884,7 @@
      * @param updatedUids The uids for which times spent at different frequencies are calculated.
      */
     @VisibleForTesting
-    public void updateClusterSpeedTimes(@NonNull SparseLongArray updatedUids) {
+    public void updateClusterSpeedTimes(@NonNull SparseLongArray updatedUids, boolean onBattery) {
         long totalCpuClustersTimeMs = 0;
         // Read the time spent for each cluster at various cpu frequencies.
         final long[][] clusterSpeedTimesMs = new long[mKernelCpuSpeedReaders.length][];
@@ -11909,7 +11926,7 @@
                         }
                         cpuSpeeds[speed].addCountLocked(appCpuTimeUs
                                 * clusterSpeedTimesMs[cluster][speed]
-                                / totalCpuClustersTimeMs);
+                                / totalCpuClustersTimeMs, onBattery);
                     }
                 }
             }
@@ -11926,7 +11943,7 @@
      */
     @VisibleForTesting
     public void readKernelUidCpuTimesLocked(@Nullable ArrayList<StopwatchTimer> partialTimers,
-            @Nullable SparseLongArray updatedUids) {
+            @Nullable SparseLongArray updatedUids, boolean onBattery) {
         mTempTotalCpuUserTimeUs = mTempTotalCpuSystemTimeUs = 0;
         final int numWakelocks = partialTimers == null ? 0 : partialTimers.size();
         final long startTimeMs = mClocks.uptimeMillis();
@@ -11977,8 +11994,8 @@
                 Slog.d(TAG, sb.toString());
             }
 
-            u.mUserCpuTime.addCountLocked(userTimeUs);
-            u.mSystemCpuTime.addCountLocked(systemTimeUs);
+            u.mUserCpuTime.addCountLocked(userTimeUs, onBattery);
+            u.mSystemCpuTime.addCountLocked(systemTimeUs, onBattery);
             if (updatedUids != null) {
                 updatedUids.put(u.getUid(), userTimeUs + systemTimeUs);
             }
@@ -12010,15 +12027,15 @@
                     Slog.d(TAG, sb.toString());
                 }
 
-                timer.mUid.mUserCpuTime.addCountLocked(userTimeUs);
-                timer.mUid.mSystemCpuTime.addCountLocked(systemTimeUs);
+                timer.mUid.mUserCpuTime.addCountLocked(userTimeUs, onBattery);
+                timer.mUid.mSystemCpuTime.addCountLocked(systemTimeUs, onBattery);
                 if (updatedUids != null) {
                     final int uid = timer.mUid.getUid();
                     updatedUids.put(uid, updatedUids.get(uid, 0) + userTimeUs + systemTimeUs);
                 }
 
                 final Uid.Proc proc = timer.mUid.getProcessStatsLocked("*wakelock*");
-                proc.addCpuTimeLocked(userTimeUs / 1000, systemTimeUs / 1000);
+                proc.addCpuTimeLocked(userTimeUs / 1000, systemTimeUs / 1000, onBattery);
 
                 mTempTotalCpuUserTimeUs -= userTimeUs;
                 mTempTotalCpuSystemTimeUs -= systemTimeUs;
@@ -12033,7 +12050,8 @@
      * @param partialTimers The wakelock holders among which the cpu freq times will be distributed.
      */
     @VisibleForTesting
-    public void readKernelUidCpuFreqTimesLocked(@Nullable ArrayList<StopwatchTimer> partialTimers) {
+    public void readKernelUidCpuFreqTimesLocked(@Nullable ArrayList<StopwatchTimer> partialTimers,
+            boolean onBattery, boolean onBatteryScreenOff) {
         final boolean perClusterTimesAvailable =
                 mKernelUidCpuFreqTimeReader.perClusterTimesAvailable();
         final int numWakelocks = partialTimers == null ? 0 : partialTimers.size();
@@ -12056,13 +12074,13 @@
             if (u.mCpuFreqTimeMs == null || u.mCpuFreqTimeMs.getSize() != cpuFreqTimeMs.length) {
                 u.mCpuFreqTimeMs = new LongSamplingCounterArray(mOnBatteryTimeBase);
             }
-            u.mCpuFreqTimeMs.addCountLocked(cpuFreqTimeMs);
+            u.mCpuFreqTimeMs.addCountLocked(cpuFreqTimeMs, onBattery);
             if (u.mScreenOffCpuFreqTimeMs == null ||
                     u.mScreenOffCpuFreqTimeMs.getSize() != cpuFreqTimeMs.length) {
                 u.mScreenOffCpuFreqTimeMs = new LongSamplingCounterArray(
                         mOnBatteryScreenOffTimeBase);
             }
-            u.mScreenOffCpuFreqTimeMs.addCountLocked(cpuFreqTimeMs);
+            u.mScreenOffCpuFreqTimeMs.addCountLocked(cpuFreqTimeMs, onBatteryScreenOff);
 
             if (perClusterTimesAvailable) {
                 if (u.mCpuClusterSpeedTimesUs == null ||
@@ -12098,7 +12116,7 @@
                         } else {
                             appAllocationUs = cpuFreqTimeMs[freqIndex] * 1000;
                         }
-                        cpuTimesUs[speed].addCountLocked(appAllocationUs);
+                        cpuTimesUs[speed].addCountLocked(appAllocationUs, onBattery);
                         freqIndex++;
                     }
                 }
@@ -12132,7 +12150,7 @@
                         }
                         final long allocationUs =
                                 mWakeLockAllocationsUs[cluster][speed] / (numWakelocks - i);
-                        cpuTimeUs[speed].addCountLocked(allocationUs);
+                        cpuTimeUs[speed].addCountLocked(allocationUs, onBattery);
                         mWakeLockAllocationsUs[cluster][speed] -= allocationUs;
                     }
                 }
@@ -12145,7 +12163,7 @@
      * counters.
      */
     @VisibleForTesting
-    public void readKernelUidCpuActiveTimesLocked() {
+    public void readKernelUidCpuActiveTimesLocked(boolean onBattery) {
         final long startTimeMs = mClocks.uptimeMillis();
         mKernelUidCpuActiveTimeReader.readDelta((uid, cpuActiveTimesUs) -> {
             uid = mapUid(uid);
@@ -12160,7 +12178,7 @@
                 return;
             }
             final Uid u = getUidStatsLocked(uid);
-            u.mCpuActiveTimeMs.addCountLocked(cpuActiveTimesUs);
+            u.mCpuActiveTimeMs.addCountLocked(cpuActiveTimesUs, onBattery);
         });
 
         final long elapsedTimeMs = mClocks.uptimeMillis() - startTimeMs;
@@ -12174,7 +12192,7 @@
      * counters.
      */
     @VisibleForTesting
-    public void readKernelUidCpuClusterTimesLocked() {
+    public void readKernelUidCpuClusterTimesLocked(boolean onBattery) {
         final long startTimeMs = mClocks.uptimeMillis();
         mKernelUidCpuClusterTimeReader.readDelta((uid, cpuClusterTimesUs) -> {
             uid = mapUid(uid);
@@ -12189,7 +12207,7 @@
                 return;
             }
             final Uid u = getUidStatsLocked(uid);
-            u.mCpuClusterTimesMs.addCountLocked(cpuClusterTimesUs);
+            u.mCpuClusterTimesMs.addCountLocked(cpuClusterTimesUs, onBattery);
         });
 
         final long elapsedTimeMs = mClocks.uptimeMillis() - startTimeMs;
@@ -12399,9 +12417,7 @@
         reportChangesToStatsLog(mHaveBatteryLevel ? mHistoryCur : null,
                 status, plugType, level, temp);
 
-        final boolean onBattery =
-            plugType == BATTERY_PLUGGED_NONE &&
-            status != BatteryManager.BATTERY_STATUS_UNKNOWN;
+        final boolean onBattery = isOnBattery(plugType, status);
         final long uptime = mClocks.uptimeMillis();
         final long elapsedRealtime = mClocks.elapsedRealtime();
         if (!mHaveBatteryLevel) {
@@ -12591,6 +12607,10 @@
         mMaxLearnedBatteryCapacity = Math.max(mMaxLearnedBatteryCapacity, chargeFullUAh);
     }
 
+    public static boolean isOnBattery(int plugType, int status) {
+        return plugType == BATTERY_PLUGGED_NONE && status != BatteryManager.BATTERY_STATUS_UNKNOWN;
+    }
+
     // Inform StatsLog of setBatteryState changes.
     // If this is the first reporting, pass in recentPast == null.
     private void reportChangesToStatsLog(HistoryItem recentPast,
diff --git a/core/res/res/drawable/ic_settings_24dp.xml b/core/res/res/drawable/ic_settings_24dp.xml
index fc75f04..c70b122 100644
--- a/core/res/res/drawable/ic_settings_24dp.xml
+++ b/core/res/res/drawable/ic_settings_24dp.xml
@@ -16,9 +16,9 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
         android:width="24dp"
         android:height="24dp"
-        android:viewportWidth="48.0"
-        android:viewportHeight="48.0">
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
     <path
-        android:fillColor="#FF000000"
-        android:pathData="M38.86 25.95c.08,-.64.14,-1.29.14,-1.95s-.06,-1.31,-.14,-1.95l4.23,-3.31c.38,-.3.49,-.84.24,-1.28l-4,-6.93c-.25,-.43,-.77,-.61,-1.22,-.43l-4.98 2.01c-1.03,-.79,-2.16,-1.46,-3.38,-1.97L29 4.84c-.09,-.47,-.5,-.84,-1,-.84h-8c-.5 0,-.91.37,-.99.84l-.75 5.3c-1.22.51,-2.35 1.17,-3.38 1.97L9.9 10.1c-.45,-.17,-.97 0,-1.22.43l-4 6.93c-.25.43,-.14.97.24 1.28l4.22 3.31C9.06 22.69 9 23.34 9 24s.06 1.31.14 1.95l-4.22 3.31c-.38.3,-.49.84,-.24 1.28l4 6.93c.25.43.77.61 1.22.43l4.98,-2.01c1.03.79 2.16 1.46 3.38 1.97l.75 5.3c.08.47.49.84.99.84h8c.5 0 .91,-.37.99,-.84l.75,-5.3c1.22,-.51 2.35,-1.17 3.38,-1.97l4.98 2.01c.45.17.97 0 1.22,-.43l4,-6.93c.25,-.43.14,-.97,-.24,-1.28l-4.22,-3.31zM24 31c-3.87 0,-7,-3.13,-7,-7s3.13,-7 7,-7 7 3.13 7 7,-3.13 7,-7 7z"/>
+        android:pathData="M19.4,13.0c0.0,-0.3 0.1,-0.6 0.1,-1.0s0.0,-0.7 -0.1,-1.0l2.1,-1.7c0.2,-0.2 0.2,-0.4 0.1,-0.6l-2.0,-3.5C19.5,5.1 19.3,5.0 19.0,5.1l-2.5,1.0c-0.5,-0.4 -1.1,-0.7 -1.7,-1.0l-0.4,-2.6C14.5,2.2 14.2,2.0 14.0,2.0l-4.0,0.0C9.8,2.0 9.5,2.2 9.5,2.4L9.1,5.1C8.5,5.3 8.0,5.7 7.4,6.1L5.0,5.1C4.7,5.0 4.5,5.1 4.3,5.3l-2.0,3.5C2.2,8.9 2.3,9.2 2.5,9.4L4.6,11.0c0.0,0.3 -0.1,0.6 -0.1,1.0s0.0,0.7 0.1,1.0l-2.1,1.7c-0.2,0.2 -0.2,0.4 -0.1,0.6l2.0,3.5C4.5,18.9 4.7,19.0 5.0,18.9l2.5,-1.0c0.5,0.4 1.1,0.7 1.7,1.0l0.4,2.6c0.0,0.2 0.2,0.4 0.5,0.4l4.0,0.0c0.2,0.0 0.5,-0.2 0.5,-0.4l0.4,-2.6c0.6,-0.3 1.2,-0.6 1.7,-1.0l2.5,1.0c0.2,0.1 0.5,0.0 0.6,-0.2l2.0,-3.5c0.1,-0.2 0.1,-0.5 -0.1,-0.6L19.4,13.0zM12.0,15.5c-1.9,0.0 -3.5,-1.6 -3.5,-3.5s1.6,-3.5 3.5,-3.5s3.5,1.6 3.5,3.5S13.9,15.5 12.0,15.5z"
+        android:fillColor="#FF000000" />
 </vector>
diff --git a/core/res/res/values/attrs.xml b/core/res/res/values/attrs.xml
index 005d07d..d26567e 100644
--- a/core/res/res/values/attrs.xml
+++ b/core/res/res/values/attrs.xml
@@ -7918,6 +7918,10 @@
              android.content.pm.PackageInfo#getLongVersionCode()} for the target package.
         -->
         <attr name="maxLongVersionCode" format="string" />
+        <!-- The resource id of view that contains the URL bar of the HTML page being loaded.
+             Typically used when compatibility mode is used in a browser.
+        -->
+        <attr name="urlBarResourceId" format="string" />
     </declare-styleable>
 
     <!-- =============================== -->
diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index cf7925b..0218750 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -2913,8 +2913,8 @@
     <item name="config_pictureInPictureAspectRatioLimitForMinSize" format="float" type="dimen">1.777778</item>
 
     <!-- The default gravity for the picture-in-picture window.
-         Currently, this maps to Gravity.BOTTOM | Gravity.RIGHT -->
-    <integer name="config_defaultPictureInPictureGravity">0x55</integer>
+         Currently, this maps to Gravity.TOP | Gravity.RIGHT -->
+    <integer name="config_defaultPictureInPictureGravity">0x35</integer>
 
     <!-- The minimum aspect ratio (width/height) that is supported for picture-in-picture.  Any
          ratio smaller than this is considered too tall and thin to be usable. Currently, this
diff --git a/core/res/res/values/public.xml b/core/res/res/values/public.xml
index 93f22f25..82fefef 100644
--- a/core/res/res/values/public.xml
+++ b/core/res/res/values/public.xml
@@ -2869,6 +2869,7 @@
       <public name="outlineSpotShadowColor" />
       <public name="outlineAmbientShadowColor" />
       <public name="maxLongVersionCode" />
+      <public name="urlBarResourceId" />
     </public-group>
 
     <public-group type="style" first-id="0x010302e0">
diff --git a/core/tests/coretests/src/com/android/internal/os/BatteryStatsCpuTimesTest.java b/core/tests/coretests/src/com/android/internal/os/BatteryStatsCpuTimesTest.java
index 32053e3..cb049b7 100644
--- a/core/tests/coretests/src/com/android/internal/os/BatteryStatsCpuTimesTest.java
+++ b/core/tests/coretests/src/com/android/internal/os/BatteryStatsCpuTimesTest.java
@@ -114,7 +114,7 @@
         when(mKernelUidCpuFreqTimeReader.readFreqs(mPowerProfile)).thenReturn(freqs);
 
         // RUN
-        mBatteryStatsImpl.updateCpuTimeLocked();
+        mBatteryStatsImpl.updateCpuTimeLocked(false, false);
 
         // VERIFY
         assertArrayEquals("Unexpected cpu freqs", freqs, mBatteryStatsImpl.getCpuFreqs());
@@ -134,7 +134,7 @@
         mBatteryStatsImpl.setOnBatteryInternal(true);
 
         // RUN
-        mBatteryStatsImpl.updateCpuTimeLocked();
+        mBatteryStatsImpl.updateCpuTimeLocked(true, false);
 
         // VERIFY
         verify(mUserInfoProvider).refreshUserIds();
@@ -213,7 +213,7 @@
         }
 
         // RUN
-        mBatteryStatsImpl.updateClusterSpeedTimes(updatedUids);
+        mBatteryStatsImpl.updateClusterSpeedTimes(updatedUids, true);
 
         // VERIFY
         int totalClustersTimeMs = 0;
@@ -261,7 +261,7 @@
 
         // RUN
         final SparseLongArray updatedUids = new SparseLongArray();
-        mBatteryStatsImpl.readKernelUidCpuTimesLocked(null, updatedUids);
+        mBatteryStatsImpl.readKernelUidCpuTimesLocked(null, updatedUids, true);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -294,7 +294,7 @@
         }).when(mKernelUidCpuTimeReader).readDelta(any(KernelUidCpuTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuTimesLocked(null, null);
+        mBatteryStatsImpl.readKernelUidCpuTimesLocked(null, null, true);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -333,7 +333,7 @@
         }).when(mKernelUidCpuTimeReader).readDelta(any(KernelUidCpuTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuTimesLocked(null, null);
+        mBatteryStatsImpl.readKernelUidCpuTimesLocked(null, null, true);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -368,7 +368,7 @@
         }).when(mKernelUidCpuTimeReader).readDelta(any(KernelUidCpuTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuTimesLocked(null, null);
+        mBatteryStatsImpl.readKernelUidCpuTimesLocked(null, null, true);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -423,7 +423,7 @@
         }).when(mKernelUidCpuTimeReader).readDelta(any(KernelUidCpuTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuTimesLocked(null, null);
+        mBatteryStatsImpl.readKernelUidCpuTimesLocked(null, null, true);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -470,7 +470,7 @@
 
         // RUN
         final SparseLongArray updatedUids = new SparseLongArray();
-        mBatteryStatsImpl.readKernelUidCpuTimesLocked(partialTimers, updatedUids);
+        mBatteryStatsImpl.readKernelUidCpuTimesLocked(partialTimers, updatedUids, true);
 
         // VERIFY
         long totalUserTimeUs = 0;
@@ -549,7 +549,7 @@
                 any(KernelUidCpuFreqTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null);
+        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null, true, false);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -582,7 +582,7 @@
                 any(KernelUidCpuFreqTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null);
+        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null, true, true);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -633,7 +633,7 @@
         when(mKernelUidCpuFreqTimeReader.perClusterTimesAvailable()).thenReturn(true);
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null);
+        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null, true, false);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -676,7 +676,7 @@
                 any(KernelUidCpuFreqTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null);
+        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null, true, true);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -743,7 +743,7 @@
         when(mKernelUidCpuFreqTimeReader.perClusterTimesAvailable()).thenReturn(true);
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(partialTimers);
+        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(partialTimers, true, false);
 
         // VERIFY
         final long[][] expectedWakeLockUidTimesUs = new long[clusterFreqs.length][];
@@ -832,7 +832,7 @@
                 any(KernelUidCpuFreqTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null);
+        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null, true, false);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -865,7 +865,7 @@
                 any(KernelUidCpuFreqTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null);
+        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null, true, true);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -909,7 +909,7 @@
                 any(KernelUidCpuFreqTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null);
+        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null, true, false);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -949,7 +949,7 @@
                 any(KernelUidCpuFreqTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null);
+        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null, true, false);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -1006,7 +1006,7 @@
                 any(KernelUidCpuFreqTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null);
+        mBatteryStatsImpl.readKernelUidCpuFreqTimesLocked(null, true, false);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -1047,7 +1047,7 @@
                 any(KernelUidCpuActiveTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuActiveTimesLocked();
+        mBatteryStatsImpl.readKernelUidCpuActiveTimesLocked(true);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -1073,7 +1073,7 @@
                 any(KernelUidCpuActiveTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuActiveTimesLocked();
+        mBatteryStatsImpl.readKernelUidCpuActiveTimesLocked(true);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -1112,7 +1112,7 @@
                 any(KernelUidCpuClusterTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuClusterTimesLocked();
+        mBatteryStatsImpl.readKernelUidCpuClusterTimesLocked(true);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
@@ -1142,7 +1142,7 @@
                 any(KernelUidCpuClusterTimeReader.Callback.class));
 
         // RUN
-        mBatteryStatsImpl.readKernelUidCpuClusterTimesLocked();
+        mBatteryStatsImpl.readKernelUidCpuClusterTimesLocked(true);
 
         // VERIFY
         for (int i = 0; i < testUids.length; ++i) {
diff --git a/core/tests/coretests/src/com/android/internal/os/BatteryStatsNoteTest.java b/core/tests/coretests/src/com/android/internal/os/BatteryStatsNoteTest.java
index 82ac9da..01ddc15 100644
--- a/core/tests/coretests/src/com/android/internal/os/BatteryStatsNoteTest.java
+++ b/core/tests/coretests/src/com/android/internal/os/BatteryStatsNoteTest.java
@@ -161,9 +161,7 @@
 
         actualRunTimeUs = uid.getProcessStateTime(BatteryStats.Uid.PROCESS_STATE_FOREGROUND_SERVICE,
                 elapsedTimeUs, STATS_SINCE_CHARGED);
-        expectedRunTimeMs = stateRuntimeMap.get(
-                ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE)
-                + stateRuntimeMap.get(ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE);
+        expectedRunTimeMs = stateRuntimeMap.get(ActivityManager.PROCESS_STATE_FOREGROUND_SERVICE);
         assertEquals(expectedRunTimeMs * 1000, actualRunTimeUs);
 
         actualRunTimeUs = uid.getProcessStateTime(BatteryStats.Uid.PROCESS_STATE_TOP_SLEEPING,
@@ -173,7 +171,8 @@
 
         actualRunTimeUs = uid.getProcessStateTime(BatteryStats.Uid.PROCESS_STATE_FOREGROUND,
                 elapsedTimeUs, STATS_SINCE_CHARGED);
-        expectedRunTimeMs = stateRuntimeMap.get(ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND);
+        expectedRunTimeMs = stateRuntimeMap.get(ActivityManager.PROCESS_STATE_IMPORTANT_FOREGROUND)
+                + stateRuntimeMap.get(ActivityManager.PROCESS_STATE_BOUND_FOREGROUND_SERVICE);
         assertEquals(expectedRunTimeMs * 1000, actualRunTimeUs);
 
         actualRunTimeUs = uid.getProcessStateTime(BatteryStats.Uid.PROCESS_STATE_BACKGROUND,
diff --git a/core/tests/coretests/src/com/android/internal/os/MockBatteryStatsImpl.java b/core/tests/coretests/src/com/android/internal/os/MockBatteryStatsImpl.java
index 7b239f0..cb05253 100644
--- a/core/tests/coretests/src/com/android/internal/os/MockBatteryStatsImpl.java
+++ b/core/tests/coretests/src/com/android/internal/os/MockBatteryStatsImpl.java
@@ -171,6 +171,20 @@
             return null;
         }
 
+        @Override
+        public Future<?> scheduleCpuSyncDueToScreenStateChange(
+                boolean onBattery, boolean onBatteryScreenOff) {
+            return null;
+        }
+
+        @Override
+        public Future<?> scheduleCpuSyncDueToWakelockChange(long delayMillis) {
+            return null;
+        }
+
+        @Override
+        public void cancelCpuSyncDueToWakelockChange() {
+        }
     }
 }
 
diff --git a/core/tests/hosttests/test-apps/SharedUid/32/jni/Android.mk b/core/tests/hosttests/test-apps/SharedUid/32/jni/Android.mk
index 994131a..9b9e811 100644
--- a/core/tests/hosttests/test-apps/SharedUid/32/jni/Android.mk
+++ b/core/tests/hosttests/test-apps/SharedUid/32/jni/Android.mk
@@ -29,13 +29,10 @@
 LOCAL_SRC_FILES:= \
   native.cpp
 
-# All of the shard libraries we link against.
-LOCAL_SHARED_LIBRARIES := liblog
+LOCAL_LDLIBS := -llog
 
 LOCAL_CFLAGS += -Wall -Wextra -Werror
 
-# Also need the JNI headers.
-LOCAL_C_INCLUDES += \
-	$(JNI_H_INCLUDE)
+LOCAL_SDK_VERSION := current
 
 include $(BUILD_SHARED_LIBRARY)
diff --git a/core/tests/hosttests/test-apps/SharedUid/32/jni/native.cpp b/core/tests/hosttests/test-apps/SharedUid/32/jni/native.cpp
index 99cf587..fe32454 100644
--- a/core/tests/hosttests/test-apps/SharedUid/32/jni/native.cpp
+++ b/core/tests/hosttests/test-apps/SharedUid/32/jni/native.cpp
@@ -15,12 +15,15 @@
  */
 
 #define LOG_TAG "pmtest32 native.cpp"
-#include <utils/Log.h>
+#include <android/log.h>
 
 #include <stdio.h>
 
 #include "jni.h"
 
+#define ALOGI(...) __android_log_print(ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)
+#define ALOGE(...) __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)
+
 static jint
 add(JNIEnv */* env */, jobject /* thiz */, jint a, jint b) {
 int result = a + b;
diff --git a/core/tests/hosttests/test-apps/SharedUid/64/jni/Android.mk b/core/tests/hosttests/test-apps/SharedUid/64/jni/Android.mk
index 6c2679b..600a5d1 100644
--- a/core/tests/hosttests/test-apps/SharedUid/64/jni/Android.mk
+++ b/core/tests/hosttests/test-apps/SharedUid/64/jni/Android.mk
@@ -30,14 +30,10 @@
 LOCAL_SRC_FILES:= \
   native.cpp
 
-# All of the shared libraries we link against.
-LOCAL_SHARED_LIBRARIES := \
-	libutils liblog
+LOCAL_LDLIBS := -llog
 
 LOCAL_CFLAGS += -Wall -Wextra -Werror
 
-# Also need the JNI headers.
-LOCAL_C_INCLUDES += \
-	$(JNI_H_INCLUDE)
+LOCAL_SDK_VERSION := current
 
 include $(BUILD_SHARED_LIBRARY)
diff --git a/core/tests/hosttests/test-apps/SharedUid/64/jni/native.cpp b/core/tests/hosttests/test-apps/SharedUid/64/jni/native.cpp
index 0b6d750..ad9e746 100644
--- a/core/tests/hosttests/test-apps/SharedUid/64/jni/native.cpp
+++ b/core/tests/hosttests/test-apps/SharedUid/64/jni/native.cpp
@@ -15,12 +15,15 @@
  */
 
 #define LOG_TAG "pmtest64 native.cpp"
-#include <utils/Log.h>
+#include <android/log.h>
 
 #include <stdio.h>
 
 #include "jni.h"
 
+#define ALOGI(...) __android_log_print(ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)
+#define ALOGE(...) __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)
+
 static jint
 add(JNIEnv */* env */, jobject /* thiz */, jint a, jint b) {
 int result = a + b;
diff --git a/core/tests/hosttests/test-apps/SharedUid/dual/jni/Android.mk b/core/tests/hosttests/test-apps/SharedUid/dual/jni/Android.mk
index d668f29..8e9ac6b 100644
--- a/core/tests/hosttests/test-apps/SharedUid/dual/jni/Android.mk
+++ b/core/tests/hosttests/test-apps/SharedUid/dual/jni/Android.mk
@@ -29,14 +29,10 @@
 LOCAL_SRC_FILES:= \
   native.cpp
 
-# All of the shard libraries we link against.
 LOCAL_LDLIBS = -llog
-LOCAL_SHARED_LIBRARIES := liblog
 
 LOCAL_CFLAGS += -Wall -Wextra -Werror
 
-# Also need the JNI headers.
-LOCAL_C_INCLUDES += \
-	$(JNI_H_INCLUDE)
+LOCAL_SDK_VERSION := current
 
 include $(BUILD_SHARED_LIBRARY)
diff --git a/core/tests/hosttests/test-apps/SharedUid/dual/jni/native.cpp b/core/tests/hosttests/test-apps/SharedUid/dual/jni/native.cpp
index 3947e21..5c5088f 100644
--- a/core/tests/hosttests/test-apps/SharedUid/dual/jni/native.cpp
+++ b/core/tests/hosttests/test-apps/SharedUid/dual/jni/native.cpp
@@ -15,12 +15,15 @@
  */
 
 #define LOG_TAG "pmtestdual native.cpp"
-#include <utils/Log.h>
+#include <android/log.h>
 
 #include <stdio.h>
 
 #include "jni.h"
 
+#define ALOGI(...) __android_log_print(ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)
+#define ALOGE(...) __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)
+
 static jint
 add(JNIEnv */* env */, jobject /* thiz */, jint a, jint b) {
 int result = a + b;
diff --git a/media/OWNERS b/media/OWNERS
new file mode 100644
index 0000000..8f405e9
--- /dev/null
+++ b/media/OWNERS
@@ -0,0 +1,4 @@
+elaurent@google.com
+etalvala@google.com
+lajos@google.com
+marcone@google.com
diff --git a/packages/SettingsLib/src/com/android/settingslib/notification/EnableZenModeDialog.java b/packages/SettingsLib/src/com/android/settingslib/notification/EnableZenModeDialog.java
index 1a54d6a..b98f27e 100644
--- a/packages/SettingsLib/src/com/android/settingslib/notification/EnableZenModeDialog.java
+++ b/packages/SettingsLib/src/com/android/settingslib/notification/EnableZenModeDialog.java
@@ -76,6 +76,8 @@
     protected Uri mForeverId;
     private int mBucketIndex = -1;
 
+    @VisibleForTesting
+    protected NotificationManager mNotificationManager;
     private AlarmManager mAlarmManager;
     private int mUserId;
     private boolean mAttached;
@@ -98,7 +100,7 @@
     }
 
     public Dialog createDialog() {
-        NotificationManager noMan = (NotificationManager) mContext.
+        mNotificationManager = (NotificationManager) mContext.
                 getSystemService(Context.NOTIFICATION_SERVICE);
         mForeverId =  Condition.newId(mContext).appendPath("forever").build();
         mAlarmManager = (AlarmManager) mContext.getSystemService(Context.ALARM_SERVICE);
@@ -131,7 +133,8 @@
                                     Slog.d(TAG, "Invalid manual condition: " + tag.condition);
                                 }
                                 // always triggers priority-only dnd with chosen condition
-                                noMan.setZenMode(Settings.Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS,
+                                mNotificationManager.setZenMode(
+                                        Settings.Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS,
                                         getRealConditionId(tag.condition), TAG);
                             }
                         });
@@ -465,7 +468,16 @@
         mZenAlarmWarning.setVisibility(warningText == null ? View.GONE : View.VISIBLE);
     }
 
-    private String computeAlarmWarningText(Condition condition) {
+    @VisibleForTesting
+    protected String computeAlarmWarningText(Condition condition) {
+        boolean allowAlarms = (mNotificationManager.getNotificationPolicy().priorityCategories
+                & NotificationManager.Policy.PRIORITY_CATEGORY_ALARMS) != 0;
+
+        // don't show alarm warning if alarms are allowed to bypass dnd
+        if (allowAlarms) {
+            return null;
+        }
+
         final long now = System.currentTimeMillis();
         final long nextAlarm = getNextAlarm();
         if (nextAlarm < now) {
@@ -483,14 +495,19 @@
         if (warningRes == 0) {
             return null;
         }
+
+        return mContext.getResources().getString(warningRes, getTime(nextAlarm, now));
+    }
+
+    @VisibleForTesting
+    protected String getTime(long nextAlarm, long now) {
         final boolean soon = (nextAlarm - now) < 24 * 60 * 60 * 1000;
         final boolean is24 = DateFormat.is24HourFormat(mContext, ActivityManager.getCurrentUser());
         final String skeleton = soon ? (is24 ? "Hm" : "hma") : (is24 ? "EEEHm" : "EEEhma");
         final String pattern = DateFormat.getBestDateTimePattern(Locale.getDefault(), skeleton);
         final CharSequence formattedTime = DateFormat.format(pattern, nextAlarm);
         final int templateRes = soon ? R.string.alarm_template : R.string.alarm_template_far;
-        final String template = mContext.getResources().getString(templateRes, formattedTime);
-        return mContext.getResources().getString(warningRes, template);
+        return mContext.getResources().getString(templateRes, formattedTime);
     }
 
     // used as the view tag on condition rows
diff --git a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/notification/EnableZenModeDialogTest.java b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/notification/EnableZenModeDialogTest.java
index 9b5da4a..ccd2f53 100644
--- a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/notification/EnableZenModeDialogTest.java
+++ b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/notification/EnableZenModeDialogTest.java
@@ -17,15 +17,22 @@
 package com.android.settingslib.notification;
 
 import static junit.framework.Assert.assertFalse;
+import static junit.framework.Assert.assertNotNull;
+import static junit.framework.Assert.assertNull;
 import static junit.framework.Assert.assertTrue;
 import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.anyLong;
+import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.Mockito.doNothing;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.when;
 
 import android.app.Fragment;
+import android.app.NotificationManager;
 import android.content.Context;
+import android.content.res.Resources;
 import android.net.Uri;
 import android.service.notification.Condition;
 import android.view.LayoutInflater;
@@ -46,7 +53,11 @@
     @Mock
     private Context mContext;
     @Mock
+    private Resources mResources;
+    @Mock
     private Fragment mFragment;
+    @Mock
+    private NotificationManager mNotificationManager;
 
     private Context mShadowContext;
     private LayoutInflater mLayoutInflater;
@@ -58,6 +69,7 @@
         MockitoAnnotations.initMocks(this);
         mShadowContext = RuntimeEnvironment.application;
         when(mContext.getApplicationContext()).thenReturn(mContext);
+        when(mContext.getResources()).thenReturn(mResources);
         when(mFragment.getContext()).thenReturn(mShadowContext);
         mLayoutInflater = LayoutInflater.from(mShadowContext);
 
@@ -67,6 +79,10 @@
         mController.mForeverId =  Condition.newId(mContext).appendPath("forever").build();
         when(mContext.getString(com.android.internal.R.string.zen_mode_forever))
                 .thenReturn("testSummary");
+        NotificationManager.Policy alarmsEnabledPolicy = new NotificationManager.Policy(
+                NotificationManager.Policy.PRIORITY_CATEGORY_ALARMS, 0, 0, 0);
+        doReturn(alarmsEnabledPolicy).when(mNotificationManager).getNotificationPolicy();
+        mController.mNotificationManager = mNotificationManager;
         mController.getContentView();
 
         // these methods use static calls to ZenModeConfig which would normally fail in robotests,
@@ -141,4 +157,38 @@
         assertFalse(mController.getConditionTagAt(
                 EnableZenModeDialog.COUNTDOWN_ALARM_CONDITION_INDEX).rb.isChecked());
     }
+
+    @Test
+    public void testNoAlarmWarning() {
+        // setup alarm
+        long now = System.currentTimeMillis();
+        doReturn(now + 100000).when(mController).getNextAlarm();
+        doReturn("").when(mController).getTime(anyLong(), anyLong());
+
+        // allow alarms
+        when(mNotificationManager.getNotificationPolicy()).thenReturn(
+                new NotificationManager.Policy(
+                        NotificationManager.Policy.PRIORITY_CATEGORY_ALARMS, 0, 0, 0));
+
+        // alarm warning should be null
+        assertNull(mController.computeAlarmWarningText(null));
+    }
+
+    @Test
+    public void testAlarmWarning() {
+        // setup alarm
+        long now = System.currentTimeMillis();
+        doReturn(now + 1000000).when(mController).getNextAlarm();
+        doReturn("").when(mController).getTime(anyLong(), anyLong());
+
+        // don't allow alarms to bypass dnd
+        when(mNotificationManager.getNotificationPolicy()).thenReturn(
+                new NotificationManager.Policy(0, 0, 0, 0));
+
+        // return a string if mResources is asked to retrieve a string
+        when(mResources.getString(anyInt(), anyString())).thenReturn("");
+
+        // alarm warning should NOT be null
+        assertNotNull(mController.computeAlarmWarningText(null));
+    }
 }
\ No newline at end of file
diff --git a/packages/SystemUI/OWNERS b/packages/SystemUI/OWNERS
index af6dd77..7c97ca61 100644
--- a/packages/SystemUI/OWNERS
+++ b/packages/SystemUI/OWNERS
@@ -2,19 +2,23 @@
 
 dsandler@google.com
 
+adamcohen@google.com
 asc@google.com
 ashaikh@google.com
 beverlyt@google.com
 cinek@google.com
 cwren@google.com
+dupin@google.com
 evanlaird@google.com
 jmonk@google.com
 jaggies@google.com
 jjaggi@google.com
 juliacr@google.com
-dupin@google.com
 madym@google.com
+ngmatthew@google.com
 roosa@google.com
 shahrk@google.com
+sunnygoyal@google.com
+twickham@google.com
 winsonc@google.com
 
diff --git a/packages/SystemUI/res/drawable/ic_lock_lockdown.xml b/packages/SystemUI/res/drawable/ic_lock_lockdown.xml
new file mode 100644
index 0000000..b517fc8
--- /dev/null
+++ b/packages/SystemUI/res/drawable/ic_lock_lockdown.xml
@@ -0,0 +1,25 @@
+<!--
+Copyright (C) 2018 The Android Open Source Project
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+         http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24.0dp"
+        android:height="24.0dp"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
+
+    <path
+        android:fillColor="#757575"
+        android:pathData="M18.0,8.0l-1.0,0.0L17.0,6.0c0.0,-2.8 -2.2,-5.0 -5.0,-5.0C9.2,1.0 7.0,3.2 7.0,6.0l0.0,2.0L6.0,8.0c-1.1,0.0 -2.0,0.9 -2.0,2.0l0.0,10.0c0.0,1.1 0.9,2.0 2.0,2.0l12.0,0.0c1.1,0.0 2.0,-0.9 2.0,-2.0L20.0,10.0C20.0,8.9 19.1,8.0 18.0,8.0zM12.0,17.0c-1.1,0.0 -2.0,-0.9 -2.0,-2.0s0.9,-2.0 2.0,-2.0c1.1,0.0 2.0,0.9 2.0,2.0S13.1,17.0 12.0,17.0zM15.1,8.0L8.9,8.0L8.9,6.0c0.0,-1.7 1.4,-3.1 3.1,-3.1c1.7,0.0 3.1,1.4 3.1,3.1L15.1,8.0z"/>
+</vector>
diff --git a/packages/SystemUI/res/layout/qs_footer_impl.xml b/packages/SystemUI/res/layout/qs_footer_impl.xml
index 97472a4..cf88ade 100644
--- a/packages/SystemUI/res/layout/qs_footer_impl.xml
+++ b/packages/SystemUI/res/layout/qs_footer_impl.xml
@@ -71,23 +71,19 @@
                 android:singleLine="true" />
         </LinearLayout>
 
-        <FrameLayout
+        <View
+            android:id="@+id/qs_drag_handle_view"
             android:layout_width="24dp"
-            android:layout_height="match_parent" >
-            <View
-                android:id="@+id/qs_drag_handle_view"
-                android:layout_width="match_parent"
-                android:layout_height="4dp"
-                android:layout_marginTop="28dp"
-                android:background="@drawable/qs_footer_drag_handle" />
-        </FrameLayout>
+            android:layout_height="4dp"
+            android:layout_gravity="center"
+            android:background="@drawable/qs_footer_drag_handle" />
 
-        <LinearLayout
+        <com.android.keyguard.AlphaOptimizedLinearLayout
             android:id="@+id/qs_footer_actions_container"
             android:layout_width="0dp"
             android:layout_height="match_parent"
             android:layout_weight="1"
-            android:gravity="end" >
+            android:gravity="center_vertical|end" >
             <com.android.systemui.statusbar.phone.MultiUserSwitch
                 android:id="@+id/multi_user_switch"
                 android:layout_width="48dp"
@@ -113,7 +109,7 @@
                 android:clipToPadding="false"
                 android:contentDescription="@string/accessibility_quick_settings_edit"
                 android:focusable="true"
-                android:padding="16dp"
+                android:padding="15dp"
                 android:src="@drawable/ic_mode_edit"
                 android:tint="?android:attr/colorForeground"/>
 
@@ -131,6 +127,7 @@
                     android:layout_height="match_parent"
                     android:background="@drawable/ripple_drawable"
                     android:contentDescription="@string/accessibility_quick_settings_settings"
+                    android:padding="15dp"
                     android:src="@drawable/ic_settings_16dp"
                     android:tint="?android:attr/colorForeground"/>
 
@@ -145,7 +142,7 @@
                     android:visibility="invisible"/>
 
             </com.android.systemui.statusbar.AlphaOptimizedFrameLayout>
-        </LinearLayout>
+        </com.android.keyguard.AlphaOptimizedLinearLayout>
     </LinearLayout>
 
 </com.android.systemui.qs.QSFooterImpl>
diff --git a/packages/SystemUI/res/values/dimens.xml b/packages/SystemUI/res/values/dimens.xml
index a62f38b..d11ab42 100644
--- a/packages/SystemUI/res/values/dimens.xml
+++ b/packages/SystemUI/res/values/dimens.xml
@@ -230,7 +230,7 @@
 
     <!-- The height of the quick settings footer that holds the user switcher, settings icon,
          etc. -->
-    <dimen name="qs_footer_height">48dp</dimen>
+    <dimen name="qs_footer_height">56dp</dimen>
 
     <!-- The padding between the notifications and the quick settings container -->
     <dimen name="qs_notification_padding">@dimen/notification_side_paddings</dimen>
@@ -337,7 +337,7 @@
     <dimen name="qs_footer_padding_end">24dp</dimen>
     <dimen name="qs_footer_icon_size">16dp</dimen>
     <!-- Difference between drag handle margin in QQS and expanded QS -->
-    <dimen name="qs_footer_drag_handle_offset">6dp</dimen>
+    <dimen name="qs_footer_drag_handle_offset">10dp</dimen>
 
     <dimen name="qs_notif_collapsed_space">64dp</dimen>
 
@@ -513,7 +513,7 @@
     <dimen name="multi_user_avatar_keyguard_size">22dp</dimen>
 
     <!-- The width of user avatar when expanded -->
-    <dimen name="multi_user_avatar_expanded_size">16dp</dimen>
+    <dimen name="multi_user_avatar_expanded_size">18dp</dimen>
 
     <!-- The font size of the time when collapsed in QS -->
     <dimen name="qs_time_collapsed_size">14sp</dimen>
diff --git a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java
index 1aea5e7..259bff2 100644
--- a/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java
+++ b/packages/SystemUI/src/com/android/systemui/globalactions/GlobalActionsDialog.java
@@ -688,7 +688,7 @@
     }
 
     private Action getLockdownAction() {
-        return new SinglePressAction(R.drawable.ic_lock_lock,
+        return new SinglePressAction(com.android.systemui.R.drawable.ic_lock_lockdown,
                 R.string.global_action_lockdown) {
 
             @Override
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java b/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
index fe3ffb9..b9919a3 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFooterImpl.java
@@ -174,7 +174,8 @@
                 .addFloat(mDivider, "alpha", 0, 1)
                 .addFloat(mCarrierText, "alpha", 0, 1)
                 .addFloat(mActionsContainer, "alpha", 0, 1)
-                .addFloat(mDragHandle, "translationY", 0, -mDragHandleExpandOffset)
+                .addFloat(mDragHandle, "translationY", mDragHandleExpandOffset, 0)
+                .addFloat(mDragHandle, "alpha", 1, 0)
                 .build();
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickScrubController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickScrubController.java
index bb2f597..f4da0c3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickScrubController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickScrubController.java
@@ -89,6 +89,7 @@
     private int mLightTrackColor;
     private int mDarkTrackColor;
     private float mDarkIntensity;
+    private View mHomeButtonView;
 
     private final Handler mHandler = new Handler();
     private final Interpolator mQuickScrubEndInterpolator = new DecelerateInterpolator();
@@ -114,11 +115,10 @@
         if (!mQuickScrubActive) {
             pos = mDragPositive ? Math.min((int) mTranslation, pos) : Math.max((int) mTranslation, pos);
         }
-        final View homeView = mNavigationBarView.getHomeButton().getCurrentView();
         if (mIsVertical) {
-            homeView.setTranslationY(pos);
+            mHomeButtonView.setTranslationY(pos);
         } else {
-            homeView.setTranslationX(pos);
+            mHomeButtonView.setTranslationX(pos);
         }
     };
 
@@ -126,6 +126,7 @@
         @Override
         public void onAnimationEnd(Animator animation) {
             mNavigationBarView.getHomeButton().setClickable(true);
+            mHomeButtonView = null;
             mQuickScrubActive = false;
             mTranslation = 0;
         }
@@ -226,6 +227,7 @@
             case MotionEvent.ACTION_DOWN: {
                 int x = (int) event.getX();
                 int y = (int) event.getY();
+                mHomeButtonView = homeButton.getCurrentView();
                 if (isQuickScrubEnabled()
                         && mNavigationBarView.getDownHitTarget() == HIT_TARGET_HOME) {
                     mTouchDownX = x;
@@ -305,9 +307,9 @@
                             mTranslation /= SWITCH_STICKINESS;
                         }
                         if (mIsVertical) {
-                            homeButton.getCurrentView().setTranslationY(mTranslation);
+                            mHomeButtonView.setTranslationY(mTranslation);
                         } else {
-                            homeButton.getCurrentView().setTranslationX(mTranslation);
+                            mHomeButtonView.setTranslationX(mTranslation);
                         }
                     }
                 }
@@ -315,7 +317,7 @@
             }
             case MotionEvent.ACTION_CANCEL:
             case MotionEvent.ACTION_UP:
-                endQuickScrub();
+                endQuickScrub(true /* animate */);
                 break;
         }
         return mDraggingActive || mQuickScrubActive;
@@ -357,6 +359,11 @@
 
     @Override
     public void setBarState(boolean isVertical, boolean isRTL) {
+        final boolean changed = (mIsVertical != isVertical) || (mIsRTL != isRTL);
+        if (changed) {
+            // End quickscrub if the state changes mid-transition
+            endQuickScrub(false /* animate */);
+        }
         mIsVertical = isVertical;
         mIsRTL = isRTL;
         try {
@@ -392,7 +399,7 @@
         }
     }
 
-    private void endQuickScrub() {
+    private void endQuickScrub(boolean animate) {
         mHandler.removeCallbacks(mLongPressRunnable);
         if (mDraggingActive || mQuickScrubActive) {
             mButtonAnimator.setIntValues((int) mTranslation, 0);
@@ -406,6 +413,9 @@
             } catch (RemoteException e) {
                 Log.e(TAG, "Failed to send end of quick scrub.", e);
             }
+            if (!animate) {
+                mQuickScrubEndAnimator.end();
+            }
         }
         mDraggingActive = false;
     }
diff --git a/services/accessibility/java/com/android/server/accessibility/MagnificationController.java b/services/accessibility/java/com/android/server/accessibility/MagnificationController.java
index c36bb6d..5b5d18f 100644
--- a/services/accessibility/java/com/android/server/accessibility/MagnificationController.java
+++ b/services/accessibility/java/com/android/server/accessibility/MagnificationController.java
@@ -446,8 +446,10 @@
             mMagnificationRegion.getBounds(viewport);
             final MagnificationSpec spec = mCurrentMagnificationSpec;
             final float oldScale = spec.scale;
-            final float oldCenterX = (viewport.width() / 2.0f - spec.offsetX) / oldScale;
-            final float oldCenterY = (viewport.height() / 2.0f - spec.offsetY) / oldScale;
+            final float oldCenterX
+                    = (viewport.width() / 2.0f - spec.offsetX + viewport.left) / oldScale;
+            final float oldCenterY
+                    = (viewport.height() / 2.0f - spec.offsetY + viewport.top) / oldScale;
             final float normPivotX = (pivotX - spec.offsetX) / oldScale;
             final float normPivotY = (pivotY - spec.offsetY) / oldScale;
             final float offsetX = (oldCenterX - normPivotX) * (oldScale / scale);
diff --git a/services/autofill/java/com/android/server/autofill/AutofillManagerService.java b/services/autofill/java/com/android/server/autofill/AutofillManagerService.java
index d5a722b..ebb5040 100644
--- a/services/autofill/java/com/android/server/autofill/AutofillManagerService.java
+++ b/services/autofill/java/com/android/server/autofill/AutofillManagerService.java
@@ -580,7 +580,7 @@
         @Override
         public int startSession(IBinder activityToken, IBinder appCallback, AutofillId autofillId,
                 Rect bounds, AutofillValue value, int userId, boolean hasCallback, int flags,
-                ComponentName componentName) {
+                ComponentName componentName, boolean compatMode) {
 
             activityToken = Preconditions.checkNotNull(activityToken, "activityToken");
             appCallback = Preconditions.checkNotNull(appCallback, "appCallback");
@@ -599,7 +599,7 @@
             synchronized (mLock) {
                 final AutofillManagerServiceImpl service = getServiceForUserLocked(userId);
                 return service.startSessionLocked(activityToken, getCallingUid(), appCallback,
-                        autofillId, bounds, value, hasCallback, flags, componentName);
+                        autofillId, bounds, value, hasCallback, flags, componentName, compatMode);
             }
         }
 
@@ -770,7 +770,7 @@
         public int updateOrRestartSession(IBinder activityToken, IBinder appCallback,
                 AutofillId autoFillId, Rect bounds, AutofillValue value, int userId,
                 boolean hasCallback, int flags, ComponentName componentName, int sessionId,
-                int action) {
+                int action, boolean compatMode) {
             boolean restart = false;
             synchronized (mLock) {
                 final AutofillManagerServiceImpl service = peekServiceForUserLocked(userId);
@@ -783,7 +783,7 @@
             }
             if (restart) {
                 return startSession(activityToken, appCallback, autoFillId, bounds, value, userId,
-                        hasCallback, flags, componentName);
+                        hasCallback, flags, componentName, compatMode);
             }
 
             // Nothing changed...
diff --git a/services/autofill/java/com/android/server/autofill/AutofillManagerServiceImpl.java b/services/autofill/java/com/android/server/autofill/AutofillManagerServiceImpl.java
index 2dcc6da..75ae2dc 100644
--- a/services/autofill/java/com/android/server/autofill/AutofillManagerServiceImpl.java
+++ b/services/autofill/java/com/android/server/autofill/AutofillManagerServiceImpl.java
@@ -220,6 +220,17 @@
         return mInfo.getServiceInfo().applicationInfo.uid;
     }
 
+
+    @GuardedBy("mLock")
+    @Nullable
+    String getUrlBarResourceIdForCompatModeLocked(@NonNull String packageName) {
+        if (mInfo == null) {
+            Slog.w(TAG,  "getUrlBarResourceIdForCompatModeLocked(): no mInfo");
+            return null;
+        }
+        return mInfo.getUrlBarResourceId(packageName);
+    }
+
     @Nullable
     String getServicePackageName() {
         final ComponentName serviceComponent = getServiceComponentName();
@@ -345,7 +356,7 @@
     int startSessionLocked(@NonNull IBinder activityToken, int uid,
             @NonNull IBinder appCallbackToken, @NonNull AutofillId autofillId,
             @NonNull Rect virtualBounds, @Nullable AutofillValue value, boolean hasCallback,
-            int flags, @NonNull ComponentName componentName) {
+            int flags, @NonNull ComponentName componentName, boolean compatMode) {
         if (!isEnabledLocked()) {
             return 0;
         }
@@ -375,7 +386,7 @@
         pruneAbandonedSessionsLocked();
 
         final Session newSession = createSessionByTokenLocked(activityToken, uid, appCallbackToken,
-                hasCallback, componentName, flags);
+                hasCallback, componentName, compatMode, flags);
         if (newSession == null) {
             return NO_SESSION;
         }
@@ -481,7 +492,7 @@
     @GuardedBy("mLock")
     private Session createSessionByTokenLocked(@NonNull IBinder activityToken, int uid,
             @NonNull IBinder appCallbackToken, boolean hasCallback,
-            @NonNull ComponentName componentName, int flags) {
+            @NonNull ComponentName componentName, boolean compatMode, int flags) {
         // use random ids so that one app cannot know that another app creates sessions
         int sessionId;
         int tries = 0;
@@ -499,7 +510,8 @@
 
         final Session newSession = new Session(this, mUi, mContext, mHandlerCaller, mUserId, mLock,
                 sessionId, uid, activityToken, appCallbackToken, hasCallback, mUiLatencyHistory,
-                mWtfHistory, mInfo.getServiceInfo().getComponentName(), componentName, flags);
+                mWtfHistory, mInfo.getServiceInfo().getComponentName(), componentName, compatMode,
+                flags);
         mSessions.put(newSession.id, newSession);
 
         return newSession;
diff --git a/services/autofill/java/com/android/server/autofill/Helper.java b/services/autofill/java/com/android/server/autofill/Helper.java
index 02a62e1..5ef467d 100644
--- a/services/autofill/java/com/android/server/autofill/Helper.java
+++ b/services/autofill/java/com/android/server/autofill/Helper.java
@@ -18,11 +18,14 @@
 
 import android.annotation.NonNull;
 import android.annotation.Nullable;
+import android.app.assist.AssistStructure;
+import android.app.assist.AssistStructure.ViewNode;
 import android.metrics.LogMaker;
 import android.os.Bundle;
 import android.service.autofill.Dataset;
 import android.util.ArrayMap;
 import android.util.ArraySet;
+import android.util.Slog;
 import android.view.autofill.AutofillId;
 import android.view.autofill.AutofillValue;
 
@@ -31,11 +34,14 @@
 import java.io.PrintWriter;
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.LinkedList;
 import java.util.Objects;
 import java.util.Set;
 
 public final class Helper {
 
+    private static final String TAG = "AutofillHelper";
+
     /**
      * Defines a logging flag that can be dynamically changed at runtime using
      * {@code cmd autofill set log_level debug}.
@@ -121,4 +127,61 @@
             pw.print(text.length()); pw.println("_chars");
         }
     }
+
+    /**
+     * Finds the {@link ViewNode} that has the requested {@code autofillId}, if any.
+     */
+    @Nullable
+    public static ViewNode findViewNodeByAutofillId(@NonNull AssistStructure structure,
+            @NonNull AutofillId autofillId) {
+        return findViewNode(structure, (node) -> {
+            return autofillId.equals(node.getAutofillId());
+        });
+    }
+
+    private static ViewNode findViewNode(@NonNull AssistStructure structure,
+            @NonNull ViewNodeFilter filter) {
+        final LinkedList<ViewNode> nodesToProcess = new LinkedList<>();
+        final int numWindowNodes = structure.getWindowNodeCount();
+        for (int i = 0; i < numWindowNodes; i++) {
+            nodesToProcess.add(structure.getWindowNodeAt(i).getRootViewNode());
+        }
+        while (!nodesToProcess.isEmpty()) {
+            final ViewNode node = nodesToProcess.removeFirst();
+            if (filter.matches(node)) {
+                return node;
+            }
+            for (int i = 0; i < node.getChildCount(); i++) {
+                nodesToProcess.addLast(node.getChildAt(i));
+            }
+        }
+
+        return null;
+    }
+
+    /**
+     * Sanitize the {@code webDomain} property of the URL bar node on compat mode.
+     */
+    public static void sanitizeUrlBar(@NonNull AssistStructure structure,
+            @NonNull String urlBarId) {
+        final ViewNode urlBarNode = findViewNode(structure, (node) -> {
+            return urlBarId.equals(node.getIdEntry());
+        });
+        if (urlBarNode != null) {
+            final String domain = urlBarNode.getText().toString();
+            if (domain.isEmpty()) {
+                if (sDebug) Slog.d(TAG, "sanitizeUrlBar(): empty on " + urlBarId);
+                return;
+            }
+            urlBarNode.setWebDomain(domain);
+            if (sDebug) {
+                Slog.d(TAG, "sanitizeUrlBar(): id=" + urlBarId + ", domain="
+                        + urlBarNode.getWebDomain());
+            }
+        }
+    }
+
+    private interface ViewNodeFilter {
+        boolean matches(ViewNode node);
+    }
 }
diff --git a/services/autofill/java/com/android/server/autofill/Session.java b/services/autofill/java/com/android/server/autofill/Session.java
index 4a24704..55c36b0 100644
--- a/services/autofill/java/com/android/server/autofill/Session.java
+++ b/services/autofill/java/com/android/server/autofill/Session.java
@@ -140,6 +140,9 @@
     /** Component that's being auto-filled */
     @NonNull private final ComponentName mComponentName;
 
+    /** Whether the app being autofilled is running in compat mode. */
+    private final boolean mCompatMode;
+
     @GuardedBy("mLock")
     private final ArrayMap<AutofillId, ViewState> mViewStates = new ArrayMap<>();
 
@@ -263,6 +266,15 @@
                                     componentNameFromApp == null ? "null"
                                             : componentNameFromApp.flattenToShortString()));
                 }
+                if (mCompatMode) {
+                    // Sanitize URL bar, if needed
+                    final String urlBarId = mService.getUrlBarResourceIdForCompatModeLocked(
+                            mComponentName.getPackageName());
+                    if (sDebug) Slog.d(TAG, "url_bar in compat mode: " + urlBarId);
+                    if (urlBarId != null) {
+                        Helper.sanitizeUrlBar(structure, urlBarId);
+                    }
+                }
                 structure.sanitizeForParceling(true);
 
                 // Flags used to start the session.
@@ -476,7 +488,7 @@
             @NonNull IBinder client, boolean hasCallback, @NonNull LocalLog uiLatencyHistory,
             @NonNull LocalLog wtfHistory,
             @NonNull ComponentName serviceComponentName, @NonNull ComponentName componentName,
-            int flags) {
+            boolean compatMode, int flags) {
         id = sessionId;
         mFlags = flags;
         this.uid = uid;
@@ -491,6 +503,7 @@
         mUiLatencyHistory = uiLatencyHistory;
         mWtfHistory = wtfHistory;
         mComponentName = componentName;
+        mCompatMode = compatMode;
         mClient = IAutoFillManagerClient.Stub.asInterface(client);
 
         mMetricsLogger.write(newLogMaker(MetricsEvent.AUTOFILL_SESSION_STARTED)
@@ -1537,7 +1550,7 @@
         final int numContexts = mContexts.size();
         for (int i = numContexts - 1; i >= 0; i--) {
             final FillContext context = mContexts.get(i);
-            final ViewNode node = context.findViewNodeByAutofillId(id);
+            final ViewNode node = Helper.findViewNodeByAutofillId(context.getStructure(), id);
             if (node != null) {
                 final AutofillValue value = node.getAutofillValue();
                 if (sDebug) {
@@ -1561,7 +1574,7 @@
 
         for (int i = numContexts - 1; i >= 0; i--) {
             final FillContext context = mContexts.get(i);
-            final ViewNode node = context.findViewNodeByAutofillId(id);
+            final ViewNode node = Helper.findViewNodeByAutofillId(context.getStructure(), id);
             if (node != null && node.getAutofillOptions() != null) {
                 return node.getAutofillOptions();
             }
@@ -2288,6 +2301,7 @@
         pw.print(prefix); pw.print("mHasCallback: "); pw.println(mHasCallback);
         pw.print(prefix); pw.print("mClientState: "); pw.println(
                 Helper.bundleToString(mClientState));
+        pw.print(prefix); pw.print("mCompatMode: "); pw.println(mCompatMode);
         pw.print(prefix); pw.print("mSelectedDatasetIds: "); pw.println(mSelectedDatasetIds);
         mRemoteFillService.dump(prefix, pw);
     }
diff --git a/services/core/java/com/android/server/am/BatteryExternalStatsWorker.java b/services/core/java/com/android/server/am/BatteryExternalStatsWorker.java
index ef82f36..fba0377 100644
--- a/services/core/java/com/android/server/am/BatteryExternalStatsWorker.java
+++ b/services/core/java/com/android/server/am/BatteryExternalStatsWorker.java
@@ -43,7 +43,10 @@
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.Future;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.ScheduledFuture;
 import java.util.concurrent.ThreadFactory;
+import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 
 /**
@@ -65,12 +68,13 @@
     // There is some accuracy error in wifi reports so allow some slop in the results.
     private static final long MAX_WIFI_STATS_SAMPLE_ERROR_MILLIS = 750;
 
-    private final ExecutorService mExecutorService = Executors.newSingleThreadExecutor(
-            (ThreadFactory) r -> {
-                Thread t = new Thread(r, "batterystats-worker");
-                t.setPriority(Thread.NORM_PRIORITY);
-                return t;
-            });
+    private final ScheduledExecutorService mExecutorService =
+            Executors.newSingleThreadScheduledExecutor(
+                    (ThreadFactory) r -> {
+                        Thread t = new Thread(r, "batterystats-worker");
+                        t.setPriority(Thread.NORM_PRIORITY);
+                        return t;
+                    });
 
     private final Context mContext;
     private final BatteryStatsImpl mStats;
@@ -85,8 +89,20 @@
     private String mCurrentReason = null;
 
     @GuardedBy("this")
+    private boolean mOnBattery;
+
+    @GuardedBy("this")
+    private boolean mOnBatteryScreenOff;
+
+    @GuardedBy("this")
+    private boolean mUseLatestStates = true;
+
+    @GuardedBy("this")
     private final IntArray mUidsToRemove = new IntArray();
 
+    @GuardedBy("this")
+    private Future<?> mWakelockChangesUpdate;
+
     private final Object mWorkerLock = new Object();
 
     @GuardedBy("mWorkerLock")
@@ -157,6 +173,50 @@
         return null;
     }
 
+    @Override
+    public Future<?> scheduleCpuSyncDueToScreenStateChange(
+            boolean onBattery, boolean onBatteryScreenOff) {
+        synchronized (BatteryExternalStatsWorker.this) {
+            if (mCurrentFuture == null || (mUpdateFlags & UPDATE_CPU) == 0) {
+                mOnBattery = onBattery;
+                mOnBatteryScreenOff = onBatteryScreenOff;
+                mUseLatestStates = false;
+            }
+            return scheduleSyncLocked("screen-state", UPDATE_CPU);
+        }
+    }
+
+    @Override
+    public Future<?> scheduleCpuSyncDueToWakelockChange(long delayMillis) {
+        if (mExecutorService.isShutdown()) {
+            return CompletableFuture.failedFuture(new IllegalStateException("worker shutdown"));
+        }
+
+        if (mWakelockChangesUpdate != null) {
+            // If there's already a scheduled task, leave it as is if we're trying to re-schedule
+            // it again with a delay, otherwise cancel and re-schedule it.
+            if (delayMillis == 0) {
+                mWakelockChangesUpdate.cancel(false);
+            } else {
+                return mWakelockChangesUpdate;
+            }
+        }
+
+        mWakelockChangesUpdate = mExecutorService.schedule(() -> {
+            scheduleSync("wakelock-change", UPDATE_CPU);
+            scheduleRunnable(() -> mStats.postBatteryNeedsCpuUpdateMsg());
+            mWakelockChangesUpdate = null;
+        }, delayMillis, TimeUnit.MILLISECONDS);
+        return mWakelockChangesUpdate;
+    }
+
+    @Override
+    public void cancelCpuSyncDueToWakelockChange() {
+        if (mWakelockChangesUpdate != null) {
+            mWakelockChangesUpdate.cancel(false);
+        }
+    }
+
     public synchronized Future<?> scheduleWrite() {
         if (mExecutorService.isShutdown()) {
             return CompletableFuture.failedFuture(new IllegalStateException("worker shutdown"));
@@ -204,14 +264,21 @@
             final int updateFlags;
             final String reason;
             final int[] uidsToRemove;
+            final boolean onBattery;
+            final boolean onBatteryScreenOff;
+            final boolean useLatestStates;
             synchronized (BatteryExternalStatsWorker.this) {
                 updateFlags = mUpdateFlags;
                 reason = mCurrentReason;
                 uidsToRemove = mUidsToRemove.size() > 0 ? mUidsToRemove.toArray() : EmptyArray.INT;
+                onBattery = mOnBattery;
+                onBatteryScreenOff = mOnBatteryScreenOff;
+                useLatestStates = mUseLatestStates;
                 mUpdateFlags = 0;
                 mCurrentReason = null;
                 mUidsToRemove.clear();
                 mCurrentFuture = null;
+                mUseLatestStates = true;
             }
 
             synchronized (mWorkerLock) {
@@ -219,7 +286,8 @@
                     Slog.d(TAG, "begin updateExternalStatsSync reason=" + reason);
                 }
                 try {
-                    updateExternalStatsLocked(reason, updateFlags);
+                    updateExternalStatsLocked(reason, updateFlags, onBattery,
+                            onBatteryScreenOff, useLatestStates);
                 } finally {
                     if (DEBUG) {
                         Slog.d(TAG, "end updateExternalStatsSync");
@@ -250,7 +318,8 @@
     };
 
     @GuardedBy("mWorkerLock")
-    private void updateExternalStatsLocked(final String reason, int updateFlags) {
+    private void updateExternalStatsLocked(final String reason, int updateFlags,
+            boolean onBattery, boolean onBatteryScreenOff, boolean useLatestStates) {
         // We will request data from external processes asynchronously, and wait on a timeout.
         SynchronousResultReceiver wifiReceiver = null;
         SynchronousResultReceiver bluetoothReceiver = null;
@@ -306,7 +375,14 @@
                     reason, 0);
 
             if ((updateFlags & UPDATE_CPU) != 0) {
-                mStats.updateCpuTimeLocked();
+                if (useLatestStates) {
+                    onBattery = mStats.isOnBatteryLocked();
+                    onBatteryScreenOff = mStats.isOnBatteryScreenOffLocked();
+                }
+                mStats.updateCpuTimeLocked(onBattery, onBatteryScreenOff);
+            }
+
+            if ((updateFlags & UPDATE_ALL) != 0) {
                 mStats.updateKernelWakelocksLocked();
                 mStats.updateKernelMemoryBandwidthLocked();
             }
diff --git a/services/core/java/com/android/server/am/BatteryStatsService.java b/services/core/java/com/android/server/am/BatteryStatsService.java
index ea52782..9d1adb2 100644
--- a/services/core/java/com/android/server/am/BatteryStatsService.java
+++ b/services/core/java/com/android/server/am/BatteryStatsService.java
@@ -1057,7 +1057,7 @@
         // to block such a low level service like BatteryService on external stats like WiFi.
         mWorker.scheduleRunnable(() -> {
             synchronized (mStats) {
-                final boolean onBattery = plugType == BatteryStatsImpl.BATTERY_PLUGGED_NONE;
+                final boolean onBattery = BatteryStatsImpl.isOnBattery(plugType, status);
                 if (mStats.isOnBattery() == onBattery) {
                     // The battery state has not changed, so we don't need to sync external
                     // stats immediately.
diff --git a/services/core/java/com/android/server/audio/AudioService.java b/services/core/java/com/android/server/audio/AudioService.java
index fffe7dc..c5424b7 100644
--- a/services/core/java/com/android/server/audio/AudioService.java
+++ b/services/core/java/com/android/server/audio/AudioService.java
@@ -551,8 +551,6 @@
     // Used to play ringtones outside system_server
     private volatile IRingtonePlayer mRingtonePlayer;
 
-    private int mDeviceOrientation = Configuration.ORIENTATION_UNDEFINED;
-
     // Request to override default use of A2DP for media.
     private boolean mBluetoothA2dpEnabled;
     private final Object mBluetoothA2dpEnabledLock = new Object();
@@ -571,8 +569,6 @@
             AudioSystem.DEVICE_OUT_AUX_LINE;
     int mFullVolumeDevices = 0;
 
-    // TODO merge orientation and rotation
-    private final boolean mMonitorOrientation;
     private final boolean mMonitorRotation;
 
     private boolean mDockAudioMediaEnabled = true;
@@ -788,13 +784,6 @@
         intentFilter.addAction(BluetoothAdapter.ACTION_STATE_CHANGED);
 
         intentFilter.addAction(Intent.ACTION_CONFIGURATION_CHANGED);
-        // TODO merge orientation and rotation
-        mMonitorOrientation = SystemProperties.getBoolean("ro.audio.monitorOrientation", false);
-        if (mMonitorOrientation) {
-            Log.v(TAG, "monitoring device orientation");
-            // initialize orientation in AudioSystem
-            setOrientationForAudioSystem();
-        }
         mMonitorRotation = SystemProperties.getBoolean("ro.audio.monitorRotation", false);
         if (mMonitorRotation) {
             RotationHelper.init(mContext, mAudioHandler);
@@ -963,10 +952,7 @@
         // Restore ringer mode
         setRingerModeInt(getRingerModeInternal(), false);
 
-        // Reset device orientation (if monitored for this device)
-        if (mMonitorOrientation) {
-            setOrientationForAudioSystem();
-        }
+        // Reset device rotation (if monitored for this device)
         if (mMonitorRotation) {
             RotationHelper.updateOrientation();
         }
@@ -6192,24 +6178,15 @@
     // Device orientation
     //==========================================================================================
     /**
-     * Handles device configuration changes that may map to a change in the orientation
-     * or orientation.
-     * Monitoring orientation and rotation is optional, and is defined by the definition and value
-     * of the "ro.audio.monitorOrientation" and "ro.audio.monitorRotation" system properties.
+     * Handles device configuration changes that may map to a change in rotation.
+     * Monitoring rotation is optional, and is defined by the definition and value
+     * of the "ro.audio.monitorRotation" system property.
      */
     private void handleConfigurationChanged(Context context) {
         try {
-            // reading new orientation "safely" (i.e. under try catch) in case anything
-            // goes wrong when obtaining resources and configuration
+            // reading new configuration "safely" (i.e. under try catch) in case anything
+            // goes wrong.
             Configuration config = context.getResources().getConfiguration();
-            // TODO merge rotation and orientation
-            if (mMonitorOrientation) {
-                int newOrientation = config.orientation;
-                if (newOrientation != mDeviceOrientation) {
-                    mDeviceOrientation = newOrientation;
-                    setOrientationForAudioSystem();
-                }
-            }
             sendMsg(mAudioHandler,
                     MSG_CONFIGURE_SAFE_MEDIA_VOLUME,
                     SENDMSG_REPLACE,
@@ -6261,30 +6238,6 @@
         }
     }
 
-    //TODO move to an external "orientation helper" class
-    private void setOrientationForAudioSystem() {
-        switch (mDeviceOrientation) {
-            case Configuration.ORIENTATION_LANDSCAPE:
-                //Log.i(TAG, "orientation is landscape");
-                AudioSystem.setParameters("orientation=landscape");
-                break;
-            case Configuration.ORIENTATION_PORTRAIT:
-                //Log.i(TAG, "orientation is portrait");
-                AudioSystem.setParameters("orientation=portrait");
-                break;
-            case Configuration.ORIENTATION_SQUARE:
-                //Log.i(TAG, "orientation is square");
-                AudioSystem.setParameters("orientation=square");
-                break;
-            case Configuration.ORIENTATION_UNDEFINED:
-                //Log.i(TAG, "orientation is undefined");
-                AudioSystem.setParameters("orientation=undefined");
-                break;
-            default:
-                Log.e(TAG, "Unknown orientation");
-        }
-    }
-
     // Handles request to override default use of A2DP for media.
     // Must be called synchronized on mConnectedDevices
     public void setBluetoothA2dpOnInt(boolean on, String eventSource) {
diff --git a/services/core/java/com/android/server/locksettings/recoverablekeystore/RecoverableKeyStoreManager.java b/services/core/java/com/android/server/locksettings/recoverablekeystore/RecoverableKeyStoreManager.java
index 152c910..23a66ba 100644
--- a/services/core/java/com/android/server/locksettings/recoverablekeystore/RecoverableKeyStoreManager.java
+++ b/services/core/java/com/android/server/locksettings/recoverablekeystore/RecoverableKeyStoreManager.java
@@ -170,11 +170,13 @@
             certXml = CertXml.parse(recoveryServiceCertFile);
         } catch (CertParsingException e) {
             // TODO: Do not use raw key bytes anymore once the other components are updated
-            Log.d(TAG, "Failed to parse the cert file", e);
+            Log.d(TAG, "Failed to parse the input as a cert file: " + HexDump.toHexString(
+                    recoveryServiceCertFile));
             PublicKey publicKey = parseEcPublicKey(recoveryServiceCertFile);
             if (mDatabase.setRecoveryServicePublicKey(userId, uid, publicKey) > 0) {
                 mDatabase.setShouldCreateSnapshot(userId, uid, true);
             }
+            Log.d(TAG, "Successfully set the input as the raw public key");
             return;
         }
 
diff --git a/services/core/java/com/android/server/notification/ZenModeHelper.java b/services/core/java/com/android/server/notification/ZenModeHelper.java
index 44b83d8..0a87097 100644
--- a/services/core/java/com/android/server/notification/ZenModeHelper.java
+++ b/services/core/java/com/android/server/notification/ZenModeHelper.java
@@ -1178,7 +1178,7 @@
         extras.putString(Notification.EXTRA_SUBSTITUTE_APP_NAME,
                 mContext.getResources().getString(R.string.global_action_settings));
         return new Notification.Builder(mContext, SystemNotificationChannels.SYSTEM_CHANGES)
-                .setSmallIcon(R.drawable.ic_settings)
+                .setSmallIcon(R.drawable.ic_settings_24dp)
                 .setContentTitle(mContext.getResources().getString(
                         R.string.zen_upgrade_notification_title))
                 .setContentText(mContext.getResources().getString(
diff --git a/services/core/java/com/android/server/wm/AppWindowToken.java b/services/core/java/com/android/server/wm/AppWindowToken.java
index ce3f512..8155656 100644
--- a/services/core/java/com/android/server/wm/AppWindowToken.java
+++ b/services/core/java/com/android/server/wm/AppWindowToken.java
@@ -1766,6 +1766,9 @@
             layer += Z_BOOST_BASE;
         }
         leash.setLayer(layer);
+
+        final DisplayContent dc = getDisplayContent();
+        dc.assignStackOrdering(t);
     }
 
     /**
diff --git a/services/core/java/com/android/server/wm/DisplayContent.java b/services/core/java/com/android/server/wm/DisplayContent.java
index f421bf4..2d32c81 100644
--- a/services/core/java/com/android/server/wm/DisplayContent.java
+++ b/services/core/java/com/android/server/wm/DisplayContent.java
@@ -3524,39 +3524,47 @@
 
         @Override
         void assignChildLayers(SurfaceControl.Transaction t) {
+            assignStackOrdering(t);
 
+            for (int i = 0; i < mChildren.size(); i++) {
+                final TaskStack s = mChildren.get(i);
+                s.assignChildLayers(t);
+            }
+        }
+
+        void assignStackOrdering(SurfaceControl.Transaction t) {
             final int HOME_STACK_STATE = 0;
             final int NORMAL_STACK_STATE = 1;
             final int ALWAYS_ON_TOP_STATE = 2;
 
             int layer = 0;
+            int layerForAnimationLayer = 0;
+
             for (int state = 0; state <= ALWAYS_ON_TOP_STATE; state++) {
                 for (int i = 0; i < mChildren.size(); i++) {
                     final TaskStack s = mChildren.get(i);
-                    if (state == HOME_STACK_STATE && s.isActivityTypeHome()) {
-                        s.assignLayer(t, layer++);
-                    } else if (state == NORMAL_STACK_STATE && !s.isActivityTypeHome()
-                            && !s.isAlwaysOnTop()) {
-                        s.assignLayer(t, layer++);
-                        if (s.inSplitScreenWindowingMode() && mSplitScreenDividerAnchor != null) {
-                            t.setLayer(mSplitScreenDividerAnchor, layer++);
-                        }
-                    } else if (state == ALWAYS_ON_TOP_STATE && s.isAlwaysOnTop()) {
-                        s.assignLayer(t, layer++);
+                    if (state == HOME_STACK_STATE && !s.isActivityTypeHome()) {
+                        continue;
+                    } else if (state == NORMAL_STACK_STATE && (s.isActivityTypeHome()
+                            || s.isAlwaysOnTop())) {
+                        continue;
+                    } else if (state == ALWAYS_ON_TOP_STATE && !s.isAlwaysOnTop()) {
+                        continue;
+                    }
+                    s.assignLayer(t, layer++);
+                    if (s.inSplitScreenWindowingMode() && mSplitScreenDividerAnchor != null) {
+                        t.setLayer(mSplitScreenDividerAnchor, layer++);
+                    }
+                    if (s.isSelfOrChildAnimating()) {
+                        // Ensure the animation layer ends up above the
+                        // highest animating stack and no higher.
+                        layerForAnimationLayer = layer++;
                     }
                 }
-                // The appropriate place for App-Transitions to occur is right
-                // above all other animations but still below things in the Picture-and-Picture
-                // windowing mode.
-                if (state == NORMAL_STACK_STATE && mAppAnimationLayer != null) {
-                    t.setLayer(mAppAnimationLayer, layer++);
-                }
             }
-            for (int i = 0; i < mChildren.size(); i++) {
-                final TaskStack s = mChildren.get(i);
-                s.assignChildLayers(t);
+            if (mAppAnimationLayer != null) {
+                t.setLayer(mAppAnimationLayer, layerForAnimationLayer);
             }
-
         }
 
         @Override
@@ -3854,4 +3862,8 @@
 
         super.prepareSurfaces();
     }
+
+    void assignStackOrdering(SurfaceControl.Transaction t) {
+        mTaskStackContainers.assignStackOrdering(t);
+    }
 }
diff --git a/services/core/java/com/android/server/wm/RecentsAnimationController.java b/services/core/java/com/android/server/wm/RecentsAnimationController.java
index 97a2954..e4edeb87 100644
--- a/services/core/java/com/android/server/wm/RecentsAnimationController.java
+++ b/services/core/java/com/android/server/wm/RecentsAnimationController.java
@@ -24,15 +24,15 @@
 import static com.android.server.wm.WindowManagerDebugConfig.TAG_WITH_CLASS_NAME;
 import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM;
 
-import android.app.ActivityManager;
 import android.app.ActivityManager.TaskSnapshot;
 import android.app.WindowConfiguration;
-import android.graphics.GraphicBuffer;
 import android.graphics.Point;
 import android.graphics.Rect;
 import android.os.Binder;
+import android.os.IBinder;
 import android.os.RemoteException;
 import android.os.SystemClock;
+import android.util.ArraySet;
 import android.util.Log;
 import android.util.Slog;
 import android.view.IRecentsAnimationController;
@@ -41,6 +41,7 @@
 import android.view.SurfaceControl;
 import android.view.SurfaceControl.Transaction;
 import com.android.server.wm.SurfaceAnimator.OnAnimationFinishedCallback;
+import com.google.android.collect.Sets;
 import java.io.PrintWriter;
 import java.util.ArrayList;
 
@@ -99,17 +100,13 @@
                         final TaskAnimationAdapter adapter = mPendingAnimations.get(i);
                         final Task task = adapter.mTask;
                         if (task.mTaskId == taskId) {
-                            // TODO: Save this screenshot as the task snapshot?
-                            final Rect taskFrame = new Rect();
-                            task.getBounds(taskFrame);
-                            final GraphicBuffer buffer = SurfaceControl.captureLayers(
-                                    task.getSurfaceControl().getHandle(), taskFrame, 1f);
-                            final AppWindowToken topChild = task.getTopChild();
-                            final WindowState mainWindow = topChild.findMainWindow();
-                            return new TaskSnapshot(buffer, topChild.getConfiguration().orientation,
-                                    mainWindow.mContentInsets,
-                                    ActivityManager.isLowRamDeviceStatic() /* reduced */,
-                                    1.0f /* scale */);
+                            final TaskSnapshotController snapshotController =
+                                    mService.mTaskSnapshotController;
+                            final ArraySet<Task> tasks = Sets.newArraySet(task);
+                            snapshotController.snapshotTasks(tasks);
+                            snapshotController.addSkipClosingAppSnapshotTasks(tasks);
+                            return snapshotController.getSnapshot(taskId, 0 /* userId */,
+                                    false /* restoreFromDisk */, false /* reducedResolution */);
                         }
                     }
                     return null;
diff --git a/services/core/java/com/android/server/wm/TaskSnapshotController.java b/services/core/java/com/android/server/wm/TaskSnapshotController.java
index a7a2b53..3d7b32c 100644
--- a/services/core/java/com/android/server/wm/TaskSnapshotController.java
+++ b/services/core/java/com/android/server/wm/TaskSnapshotController.java
@@ -92,6 +92,7 @@
     private final TaskSnapshotPersister mPersister = new TaskSnapshotPersister(
             Environment::getDataSystemCeDirectory);
     private final TaskSnapshotLoader mLoader = new TaskSnapshotLoader(mPersister);
+    private final ArraySet<Task> mSkipClosingAppSnapshotTasks = new ArraySet<>();
     private final ArraySet<Task> mTmpTasks = new ArraySet<>();
     private final Handler mHandler = new Handler();
 
@@ -149,10 +150,20 @@
         // either closing or hidden.
         getClosingTasks(closingApps, mTmpTasks);
         snapshotTasks(mTmpTasks);
-
+        mSkipClosingAppSnapshotTasks.clear();
     }
 
-    private void snapshotTasks(ArraySet<Task> tasks) {
+    /**
+     * Adds the given {@param tasks} to the list of tasks which should not have their snapshots
+     * taken upon the next processing of the set of closing apps. The caller is responsible for
+     * calling {@link #snapshotTasks} to ensure that the task has an up-to-date snapshot.
+     */
+    @VisibleForTesting
+    void addSkipClosingAppSnapshotTasks(ArraySet<Task> tasks) {
+        mSkipClosingAppSnapshotTasks.addAll(tasks);
+    }
+
+    void snapshotTasks(ArraySet<Task> tasks) {
         for (int i = tasks.size() - 1; i >= 0; i--) {
             final Task task = tasks.valueAt(i);
             final int mode = getSnapshotMode(task);
@@ -295,7 +306,7 @@
 
             // If the task of the app is not visible anymore, it means no other app in that task
             // is opening. Thus, the task is closing.
-            if (task != null && !task.isVisible()) {
+            if (task != null && !task.isVisible() && !mSkipClosingAppSnapshotTasks.contains(task)) {
                 outClosingTasks.add(task);
             }
         }
diff --git a/services/core/java/com/android/server/wm/WindowContainer.java b/services/core/java/com/android/server/wm/WindowContainer.java
index fa4474b..93e9137 100644
--- a/services/core/java/com/android/server/wm/WindowContainer.java
+++ b/services/core/java/com/android/server/wm/WindowContainer.java
@@ -1129,7 +1129,7 @@
         scheduleAnimation();
     }
 
-    private void reassignLayer(Transaction t) {
+    void reassignLayer(Transaction t) {
         final WindowContainer parent = getParent();
         if (parent != null) {
             parent.assignChildLayers(t);
diff --git a/services/core/jni/Android.bp b/services/core/jni/Android.bp
index 72f95fb..0b03281 100644
--- a/services/core/jni/Android.bp
+++ b/services/core/jni/Android.bp
@@ -41,6 +41,7 @@
         "com_android_server_tv_TvUinputBridge.cpp",
         "com_android_server_tv_TvInputHal.cpp",
         "com_android_server_vr_VrManagerService.cpp",
+        "com_android_server_UsbAlsaJackDetector.cpp",
         "com_android_server_UsbDeviceManager.cpp",
         "com_android_server_UsbDescriptorParser.cpp",
         "com_android_server_UsbMidiDevice.cpp",
@@ -97,6 +98,7 @@
         "libgui",
         "libusbhost",
         "libsuspend",
+        "libtinyalsa",
         "libEGL",
         "libGLESv2",
         "libnetutils",
diff --git a/services/core/jni/com_android_server_UsbAlsaJackDetector.cpp b/services/core/jni/com_android_server_UsbAlsaJackDetector.cpp
new file mode 100644
index 0000000..e9d4482
--- /dev/null
+++ b/services/core/jni/com_android_server_UsbAlsaJackDetector.cpp
@@ -0,0 +1,152 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "UsbAlsaJackDetectorJNI"
+#include "utils/Log.h"
+
+#include "jni.h"
+#include <nativehelper/JNIHelp.h>
+#include "android_runtime/AndroidRuntime.h"
+#include "android_runtime/Log.h"
+
+#include <stdio.h>
+#include <string.h>
+#include <asm/byteorder.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+#include <tinyalsa/asoundlib.h>
+
+#define DRIVER_NAME "/dev/usb_accessory"
+
+#define USB_IN_JACK_NAME "USB in Jack"
+#define USB_OUT_JACK_NAME "USB out Jack"
+
+namespace android
+{
+
+static jboolean is_jack_connected(jint card, const char* control) {
+  struct mixer* card_mixer = mixer_open(card);
+  if (card_mixer == NULL) {
+    return true;
+  }
+  struct mixer_ctl* ctl = mixer_get_ctl_by_name(card_mixer, control);
+  if (!ctl) {
+    return true;
+  }
+  mixer_ctl_update(ctl);
+  int val = mixer_ctl_get_value(ctl, 0);
+  ALOGI("JACK %s - value %d\n", control, val);
+  mixer_close(card_mixer);
+
+  return val != 0;
+}
+
+static jboolean android_server_UsbAlsaJackDetector_hasJackDetect(JNIEnv* /* env */,
+                                                                 jobject /* thiz */,
+                                                                 jint card)
+{
+    struct mixer* card_mixer = mixer_open(card);
+    if (card_mixer == NULL) {
+        return false;
+    }
+
+    jboolean has_jack = false;
+    if ((mixer_get_ctl_by_name(card_mixer, USB_IN_JACK_NAME) != NULL) ||
+            (mixer_get_ctl_by_name(card_mixer, USB_OUT_JACK_NAME) != NULL)) {
+        has_jack = true;
+    }
+    mixer_close(card_mixer);
+    return has_jack;
+}
+
+
+static jboolean android_server_UsbAlsaJackDetector_inputJackConnected(JNIEnv* /* env */,
+                                                                      jobject /* thiz */,
+                                                                      jint card)
+{
+    return is_jack_connected(card, USB_IN_JACK_NAME);
+}
+
+
+static jboolean android_server_UsbAlsaJackDetector_outputJackConnected(JNIEnv* /* env */,
+                                                                       jobject /* thiz */,
+                                                                       jint card)
+{
+    return is_jack_connected(card, USB_OUT_JACK_NAME);
+}
+
+static void android_server_UsbAlsaJackDetector_jackDetect(JNIEnv* env,
+                                                                                                        jobject thiz,
+                                                                                                        jint card) {
+    jclass jdclass = env->GetObjectClass(thiz);
+    jmethodID method_jackDetectCallback = env->GetMethodID(jdclass, "jackDetectCallback", "()Z");
+    if (method_jackDetectCallback == NULL) {
+        ALOGE("Can't find jackDetectCallback");
+        return;
+    }
+
+    struct mixer* m = mixer_open(card);
+    if (!m) {
+        ALOGE("Jack detect unable to open mixer\n");
+        return;
+    }
+    mixer_subscribe_events(m, 1);
+    do {
+
+        // Wait for a mixer event.  Retry if interrupted, exit on error.
+        int retval;
+        do {
+            retval = mixer_wait_event(m, -1);
+        } while (retval == -EINTR);
+        if (retval < 0) {
+            break;
+        }
+        mixer_consume_event(m);
+    } while (env->CallBooleanMethod(thiz, method_jackDetectCallback));
+
+    mixer_close(m);
+    return;
+}
+
+static const JNINativeMethod method_table[] = {
+    { "nativeHasJackDetect", "(I)Z", (void*)android_server_UsbAlsaJackDetector_hasJackDetect },
+    { "nativeInputJackConnected",     "(I)Z",
+            (void*)android_server_UsbAlsaJackDetector_inputJackConnected },
+    { "nativeOutputJackConnected",    "(I)Z",
+            (void*)android_server_UsbAlsaJackDetector_outputJackConnected },
+    { "nativeJackDetect", "(I)Z", (void*)android_server_UsbAlsaJackDetector_jackDetect },
+};
+
+int register_android_server_UsbAlsaJackDetector(JNIEnv *env)
+{
+    jclass clazz = env->FindClass("com/android/server/usb/UsbAlsaJackDetector");
+    if (clazz == NULL) {
+        ALOGE("Can't find com/android/server/usb/UsbAlsaJackDetector");
+        return -1;
+    }
+
+    if (!jniRegisterNativeMethods(env, "com/android/server/usb/UsbAlsaJackDetector",
+            method_table, NELEM(method_table))) {
+      ALOGE("Can't register UsbAlsaJackDetector native methods");
+      return -1;
+    }
+
+    return 0;
+}
+
+}
diff --git a/services/core/jni/onload.cpp b/services/core/jni/onload.cpp
index bf2a637..0ebef37 100644
--- a/services/core/jni/onload.cpp
+++ b/services/core/jni/onload.cpp
@@ -34,6 +34,7 @@
 int register_android_server_storage_AppFuse(JNIEnv* env);
 int register_android_server_SerialService(JNIEnv* env);
 int register_android_server_SystemServer(JNIEnv* env);
+int register_android_server_UsbAlsaJackDetector(JNIEnv* env);
 int register_android_server_UsbDeviceManager(JNIEnv* env);
 int register_android_server_UsbMidiDevice(JNIEnv* env);
 int register_android_server_UsbHostManager(JNIEnv* env);
@@ -82,6 +83,7 @@
     register_android_server_AlarmManagerService(env);
     register_android_server_UsbDeviceManager(env);
     register_android_server_UsbMidiDevice(env);
+    register_android_server_UsbAlsaJackDetector(env);
     register_android_server_UsbHostManager(env);
     register_android_server_vr_VrManagerService(env);
     register_android_server_VibratorService(env);
diff --git a/services/tests/servicestests/src/com/android/server/net/ConnOnActivityStartTest.java b/services/tests/servicestests/src/com/android/server/net/ConnOnActivityStartTest.java
index 6e1808b..28b54ef 100644
--- a/services/tests/servicestests/src/com/android/server/net/ConnOnActivityStartTest.java
+++ b/services/tests/servicestests/src/com/android/server/net/ConnOnActivityStartTest.java
@@ -323,6 +323,7 @@
 
     private void turnBatteryOn() throws Exception {
         executeCommand("cmd battery unplug");
+        executeCommand("cmd battery set status " + BatteryManager.BATTERY_STATUS_NOT_CHARGING);
         assertBatteryOn();
     }
 
@@ -336,6 +337,7 @@
 
     private void turnBatteryOff() throws Exception {
         executeCommand("cmd battery set ac " + BatteryManager.BATTERY_PLUGGED_AC);
+        executeCommand("cmd battery set status " + BatteryManager.BATTERY_STATUS_CHARGING);
     }
 
     private static void batteryReset() throws Exception {
diff --git a/services/tests/servicestests/src/com/android/server/usage/AppStandbyControllerTests.java b/services/tests/servicestests/src/com/android/server/usage/AppStandbyControllerTests.java
index 78b6077..cbbdca6 100644
--- a/services/tests/servicestests/src/com/android/server/usage/AppStandbyControllerTests.java
+++ b/services/tests/servicestests/src/com/android/server/usage/AppStandbyControllerTests.java
@@ -308,6 +308,7 @@
     private void reportEvent(AppStandbyController controller, int eventType,
             long elapsedTime) {
         // Back to ACTIVE on event
+        mInjector.mElapsedRealtime = elapsedTime;
         UsageEvents.Event ev = new UsageEvents.Event();
         ev.mPackage = PACKAGE_1;
         ev.mEventType = eventType;
@@ -487,6 +488,89 @@
     }
 
     @Test
+    public void testCascadingTimeouts() throws Exception {
+        setChargingState(mController, false);
+
+        reportEvent(mController, USER_INTERACTION, 0);
+        assertBucket(STANDBY_BUCKET_ACTIVE);
+
+        reportEvent(mController, NOTIFICATION_SEEN, 1000);
+        assertBucket(STANDBY_BUCKET_ACTIVE);
+
+        mController.setAppStandbyBucket(PACKAGE_1, USER_ID, STANDBY_BUCKET_WORKING_SET,
+                REASON_PREDICTED, 1000);
+        assertBucket(STANDBY_BUCKET_ACTIVE);
+
+        mController.setAppStandbyBucket(PACKAGE_1, USER_ID, STANDBY_BUCKET_FREQUENT,
+                REASON_PREDICTED, 2000 + mController.mStrongUsageTimeoutMillis);
+        assertBucket(STANDBY_BUCKET_WORKING_SET);
+
+        mController.setAppStandbyBucket(PACKAGE_1, USER_ID, STANDBY_BUCKET_FREQUENT,
+                REASON_PREDICTED, 2000 + mController.mNotificationSeenTimeoutMillis);
+        assertBucket(STANDBY_BUCKET_FREQUENT);
+    }
+
+    @Test
+    public void testOverlappingTimeouts() throws Exception {
+        setChargingState(mController, false);
+
+        reportEvent(mController, USER_INTERACTION, 0);
+        assertBucket(STANDBY_BUCKET_ACTIVE);
+
+        reportEvent(mController, NOTIFICATION_SEEN, 1000);
+        assertBucket(STANDBY_BUCKET_ACTIVE);
+
+        // Overlapping USER_INTERACTION before previous one times out
+        reportEvent(mController, USER_INTERACTION, mController.mStrongUsageTimeoutMillis - 1000);
+        assertBucket(STANDBY_BUCKET_ACTIVE);
+
+        // Still in ACTIVE after first USER_INTERACTION times out
+        mInjector.mElapsedRealtime = mController.mStrongUsageTimeoutMillis + 1000;
+        mController.setAppStandbyBucket(PACKAGE_1, USER_ID, STANDBY_BUCKET_FREQUENT,
+                REASON_PREDICTED, mInjector.mElapsedRealtime);
+        assertBucket(STANDBY_BUCKET_ACTIVE);
+
+        // Both timed out, so NOTIFICATION_SEEN timeout should be effective
+        mInjector.mElapsedRealtime = mController.mStrongUsageTimeoutMillis * 2 + 2000;
+        mController.setAppStandbyBucket(PACKAGE_1, USER_ID, STANDBY_BUCKET_FREQUENT,
+                REASON_PREDICTED, mInjector.mElapsedRealtime);
+        assertBucket(STANDBY_BUCKET_WORKING_SET);
+
+        mInjector.mElapsedRealtime = mController.mNotificationSeenTimeoutMillis + 2000;
+        mController.setAppStandbyBucket(PACKAGE_1, USER_ID, STANDBY_BUCKET_RARE,
+                REASON_PREDICTED, mInjector.mElapsedRealtime);
+        assertBucket(STANDBY_BUCKET_RARE);
+    }
+
+    @Test
+    public void testPredictionNotOverridden() throws Exception {
+        setChargingState(mController, false);
+
+        reportEvent(mController, USER_INTERACTION, 0);
+        assertBucket(STANDBY_BUCKET_ACTIVE);
+
+        mInjector.mElapsedRealtime = WORKING_SET_THRESHOLD - 1000;
+        reportEvent(mController, NOTIFICATION_SEEN, mInjector.mElapsedRealtime);
+        assertBucket(STANDBY_BUCKET_ACTIVE);
+
+        // Falls back to WORKING_SET
+        mInjector.mElapsedRealtime += 5000;
+        mController.checkIdleStates(USER_ID);
+        assertBucket(STANDBY_BUCKET_WORKING_SET);
+
+        // Predict to ACTIVE
+        mInjector.mElapsedRealtime += 1000;
+        mController.setAppStandbyBucket(PACKAGE_1, USER_ID, STANDBY_BUCKET_ACTIVE,
+                REASON_PREDICTED, mInjector.mElapsedRealtime);
+        assertBucket(STANDBY_BUCKET_ACTIVE);
+
+        // CheckIdleStates should not change the prediction
+        mInjector.mElapsedRealtime += 1000;
+        mController.checkIdleStates(USER_ID);
+        assertBucket(STANDBY_BUCKET_ACTIVE);
+    }
+
+    @Test
     public void testAddActiveDeviceAdmin() {
         assertActiveAdmins(USER_ID, (String[]) null);
         assertActiveAdmins(USER_ID2, (String[]) null);
diff --git a/services/tests/servicestests/src/com/android/server/wm/TaskSnapshotControllerTest.java b/services/tests/servicestests/src/com/android/server/wm/TaskSnapshotControllerTest.java
index 920796e..5650050 100644
--- a/services/tests/servicestests/src/com/android/server/wm/TaskSnapshotControllerTest.java
+++ b/services/tests/servicestests/src/com/android/server/wm/TaskSnapshotControllerTest.java
@@ -29,6 +29,7 @@
 import android.support.test.runner.AndroidJUnit4;
 import android.util.ArraySet;
 
+import com.google.android.collect.Sets;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
@@ -74,6 +75,21 @@
     }
 
     @Test
+    public void testGetClosingApps_skipClosingAppsSnapshotTasks() throws Exception {
+        final WindowState closingWindow = createWindow(null, FIRST_APPLICATION_WINDOW,
+                "closingWindow");
+        closingWindow.mAppToken.setVisibility(null, false /* visible */, TRANSIT_UNSET,
+                true /* performLayout */, false /* isVoiceInteraction */);
+        final ArraySet<AppWindowToken> closingApps = new ArraySet<>();
+        closingApps.add(closingWindow.mAppToken);
+        final ArraySet<Task> closingTasks = new ArraySet<>();
+        sWm.mTaskSnapshotController.addSkipClosingAppSnapshotTasks(
+                Sets.newArraySet(closingWindow.mAppToken.getTask()));
+        sWm.mTaskSnapshotController.getClosingTasks(closingApps, closingTasks);
+        assertEquals(0, closingTasks.size());
+    }
+
+    @Test
     public void testGetSnapshotMode() throws Exception {
         final WindowState disabledWindow = createWindow(null,
                 FIRST_APPLICATION_WINDOW, mDisplayContent, "disabledWindow");
diff --git a/services/usage/java/com/android/server/usage/AppIdleHistory.java b/services/usage/java/com/android/server/usage/AppIdleHistory.java
index b654a66..f26c2ae 100644
--- a/services/usage/java/com/android/server/usage/AppIdleHistory.java
+++ b/services/usage/java/com/android/server/usage/AppIdleHistory.java
@@ -23,6 +23,7 @@
 import static android.app.usage.UsageStatsManager.STANDBY_BUCKET_ACTIVE;
 import static android.app.usage.UsageStatsManager.STANDBY_BUCKET_NEVER;
 import static android.app.usage.UsageStatsManager.STANDBY_BUCKET_RARE;
+import static android.app.usage.UsageStatsManager.STANDBY_BUCKET_WORKING_SET;
 
 import android.app.usage.UsageStatsManager;
 import android.os.SystemClock;
@@ -87,7 +88,9 @@
     // The last time a job was run for this app
     private static final String ATTR_LAST_RUN_JOB_TIME = "lastJobRunTime";
     // The time when the forced active state can be overridden.
-    private static final String ATTR_BUCKET_TIMEOUT_TIME = "bucketTimeoutTime";
+    private static final String ATTR_BUCKET_ACTIVE_TIMEOUT_TIME = "activeTimeoutTime";
+    // The time when the forced working_set state can be overridden.
+    private static final String ATTR_BUCKET_WORKING_SET_TIMEOUT_TIME = "workingSetTimeoutTime";
 
     // device on time = mElapsedDuration + (timeNow - mElapsedSnapshot)
     private long mElapsedSnapshot; // Elapsed time snapshot when last write of mDeviceOnDuration
@@ -117,11 +120,15 @@
         int lastInformedBucket;
         // The last time a job was run for this app, using elapsed timebase
         long lastJobRunTime;
-        // When should the bucket state timeout, in elapsed timebase, if greater than
+        // When should the bucket active state timeout, in elapsed timebase, if greater than
         // lastUsedElapsedTime.
         // This is used to keep the app in a high bucket regardless of other timeouts and
         // predictions.
-        long bucketTimeoutTime;
+        long bucketActiveTimeoutTime;
+        // If there's a forced working_set state, this is when it times out. This can be sitting
+        // under any active state timeout, so that it becomes applicable after the active state
+        // timeout expires.
+        long bucketWorkingSetTimeoutTime;
     }
 
     AppIdleHistory(File storageDir, long elapsedRealtime) {
@@ -208,11 +215,28 @@
      * @param packageName name of the app being updated, for logging purposes
      * @param newBucket the bucket to set the app to
      * @param elapsedRealtime mark as used time if non-zero
-     * @param timeout set the timeout of the specified bucket, if non-zero
+     * @param timeout set the timeout of the specified bucket, if non-zero. Can only be used
+     *                with bucket values of ACTIVE and WORKING_SET.
      * @return
      */
     public AppUsageHistory reportUsage(AppUsageHistory appUsageHistory, String packageName,
             int newBucket, long elapsedRealtime, long timeout) {
+        // Set the timeout if applicable
+        if (timeout > elapsedRealtime) {
+            // Convert to elapsed timebase
+            final long timeoutTime = mElapsedDuration + (timeout - mElapsedSnapshot);
+            if (newBucket == STANDBY_BUCKET_ACTIVE) {
+                appUsageHistory.bucketActiveTimeoutTime = Math.max(timeoutTime,
+                        appUsageHistory.bucketActiveTimeoutTime);
+            } else if (newBucket == STANDBY_BUCKET_WORKING_SET) {
+                appUsageHistory.bucketWorkingSetTimeoutTime = Math.max(timeoutTime,
+                        appUsageHistory.bucketWorkingSetTimeoutTime);
+            } else {
+                throw new IllegalArgumentException("Cannot set a timeout on bucket=" +
+                        newBucket);
+            }
+        }
+
         if (elapsedRealtime != 0) {
             appUsageHistory.lastUsedElapsedTime = mElapsedDuration
                     + (elapsedRealtime - mElapsedSnapshot);
@@ -226,12 +250,6 @@
                         .currentBucket
                         + ", reason=" + appUsageHistory.bucketingReason);
             }
-            if (timeout > elapsedRealtime) {
-                // Convert to elapsed timebase
-                appUsageHistory.bucketTimeoutTime =
-                        Math.max(appUsageHistory.bucketTimeoutTime,
-                                mElapsedDuration + (timeout - mElapsedSnapshot));
-            }
         }
         appUsageHistory.bucketingReason = REASON_USAGE;
 
@@ -247,7 +265,8 @@
      * @param userId
      * @param newBucket the bucket to set the app to
      * @param elapsedRealtime mark as used time if non-zero
-     * @param timeout set the timeout of the specified bucket, if non-zero
+     * @param timeout set the timeout of the specified bucket, if non-zero. Can only be used
+     *                with bucket values of ACTIVE and WORKING_SET.
      * @return
      */
     public AppUsageHistory reportUsage(String packageName, int userId, int newBucket,
@@ -504,8 +523,10 @@
                                 parser.getAttributeValue(null, ATTR_BUCKETING_REASON);
                         appUsageHistory.lastJobRunTime = getLongValue(parser,
                                 ATTR_LAST_RUN_JOB_TIME, Long.MIN_VALUE);
-                        appUsageHistory.bucketTimeoutTime = getLongValue(parser,
-                                ATTR_BUCKET_TIMEOUT_TIME, 0L);
+                        appUsageHistory.bucketActiveTimeoutTime = getLongValue(parser,
+                                ATTR_BUCKET_ACTIVE_TIMEOUT_TIME, 0L);
+                        appUsageHistory.bucketWorkingSetTimeoutTime = getLongValue(parser,
+                                ATTR_BUCKET_WORKING_SET_TIMEOUT_TIME, 0L);
                         if (appUsageHistory.bucketingReason == null) {
                             appUsageHistory.bucketingReason = REASON_DEFAULT;
                         }
@@ -557,9 +578,13 @@
                 xml.attribute(null, ATTR_CURRENT_BUCKET,
                         Integer.toString(history.currentBucket));
                 xml.attribute(null, ATTR_BUCKETING_REASON, history.bucketingReason);
-                if (history.bucketTimeoutTime > 0) {
-                    xml.attribute(null, ATTR_BUCKET_TIMEOUT_TIME, Long.toString(history
-                            .bucketTimeoutTime));
+                if (history.bucketActiveTimeoutTime > 0) {
+                    xml.attribute(null, ATTR_BUCKET_ACTIVE_TIMEOUT_TIME, Long.toString(history
+                            .bucketActiveTimeoutTime));
+                }
+                if (history.bucketWorkingSetTimeoutTime > 0) {
+                    xml.attribute(null, ATTR_BUCKET_WORKING_SET_TIMEOUT_TIME, Long.toString(history
+                            .bucketWorkingSetTimeoutTime));
                 }
                 if (history.lastJobRunTime != Long.MIN_VALUE) {
                     xml.attribute(null, ATTR_LAST_RUN_JOB_TIME, Long.toString(history
@@ -593,14 +618,19 @@
                 continue;
             }
             idpw.print("package=" + packageName);
+            idpw.print(" userId=" + userId);
             idpw.print(" lastUsedElapsed=");
             TimeUtils.formatDuration(totalElapsedTime - appUsageHistory.lastUsedElapsedTime, idpw);
             idpw.print(" lastUsedScreenOn=");
             TimeUtils.formatDuration(screenOnTime - appUsageHistory.lastUsedScreenTime, idpw);
             idpw.print(" lastPredictedTime=");
             TimeUtils.formatDuration(totalElapsedTime - appUsageHistory.lastPredictedTime, idpw);
-            idpw.print(" bucketTimeoutTime=");
-            TimeUtils.formatDuration(totalElapsedTime - appUsageHistory.bucketTimeoutTime, idpw);
+            idpw.print(" bucketActiveTimeoutTime=");
+            TimeUtils.formatDuration(totalElapsedTime - appUsageHistory.bucketActiveTimeoutTime,
+                    idpw);
+            idpw.print(" bucketWorkingSetTimeoutTime=");
+            TimeUtils.formatDuration(totalElapsedTime - appUsageHistory.bucketWorkingSetTimeoutTime,
+                    idpw);
             idpw.print(" lastJobRunTime=");
             TimeUtils.formatDuration(totalElapsedTime - appUsageHistory.lastJobRunTime, idpw);
             idpw.print(" idle=" + (isIdle(packageName, userId, elapsedRealtime) ? "y" : "n"));
diff --git a/services/usage/java/com/android/server/usage/AppStandbyController.java b/services/usage/java/com/android/server/usage/AppStandbyController.java
index 32db752..c31809e 100644
--- a/services/usage/java/com/android/server/usage/AppStandbyController.java
+++ b/services/usage/java/com/android/server/usage/AppStandbyController.java
@@ -30,6 +30,7 @@
 import static com.android.server.SystemService.PHASE_BOOT_COMPLETED;
 import static com.android.server.SystemService.PHASE_SYSTEM_SERVICES_READY;
 
+import android.annotation.UserIdInt;
 import android.app.ActivityManager;
 import android.app.AppGlobals;
 import android.app.usage.UsageStatsManager.StandbyBuckets;
@@ -171,6 +172,8 @@
     static final int MSG_REPORT_CONTENT_PROVIDER_USAGE = 8;
     static final int MSG_PAROLE_STATE_CHANGED = 9;
     static final int MSG_ONE_TIME_CHECK_IDLE_STATES = 10;
+    /** Check the state of one app: arg1 = userId, arg2 = uid, obj = (String) packageName */
+    static final int MSG_CHECK_PACKAGE_IDLE_STATE = 11;
 
     long mCheckIdleIntervalMillis;
     long mAppIdleParoleIntervalMillis;
@@ -322,7 +325,7 @@
         // Get sync adapters for the authority
         String[] packages = ContentResolver.getSyncAdapterPackagesForAuthorityAsUser(
                 authority, userId);
-        final long elapsedRealtime = SystemClock.elapsedRealtime();
+        final long elapsedRealtime = mInjector.elapsedRealtime();
         for (String packageName: packages) {
             // Only force the sync adapters to active if the provider is not in the same package and
             // the sync adapter is a system package.
@@ -460,53 +463,8 @@
             for (int p = 0; p < packageCount; p++) {
                 final PackageInfo pi = packages.get(p);
                 final String packageName = pi.packageName;
-                final boolean isSpecial = isAppSpecial(packageName,
-                        UserHandle.getAppId(pi.applicationInfo.uid),
-                        userId);
-                if (DEBUG) {
-                    Slog.d(TAG, "   Checking idle state for " + packageName + " special=" +
-                            isSpecial);
-                }
-                if (isSpecial) {
-                    synchronized (mAppIdleLock) {
-                        mAppIdleHistory.setAppStandbyBucket(packageName, userId, elapsedRealtime,
-                                STANDBY_BUCKET_EXEMPTED, REASON_DEFAULT);
-                    }
-                    maybeInformListeners(packageName, userId, elapsedRealtime,
-                            STANDBY_BUCKET_EXEMPTED, false);
-                } else {
-                    synchronized (mAppIdleLock) {
-                        AppIdleHistory.AppUsageHistory app =
-                                mAppIdleHistory.getAppUsageHistory(packageName,
-                                userId, elapsedRealtime);
-                        // If the bucket was forced by the developer or the app is within the
-                        // temporary active period, leave it alone.
-                        if (REASON_FORCED.equals(app.bucketingReason)
-                                || !hasBucketTimeoutPassed(app, elapsedRealtime)) {
-                            continue;
-                        }
-                        boolean predictionLate = false;
-                        // If the bucket was moved up due to usage, let the timeouts apply.
-                        if (REASON_DEFAULT.equals(app.bucketingReason)
-                                || REASON_USAGE.equals(app.bucketingReason)
-                                || REASON_TIMEOUT.equals(app.bucketingReason)
-                                || (predictionLate = predictionTimedOut(app, elapsedRealtime))) {
-                            int oldBucket = app.currentBucket;
-                            int newBucket = getBucketForLocked(packageName, userId,
-                                    elapsedRealtime);
-                            if (DEBUG) {
-                                Slog.d(TAG, "     Old bucket=" + oldBucket
-                                        + ", newBucket=" + newBucket);
-                            }
-                            if (oldBucket < newBucket || predictionLate) {
-                                mAppIdleHistory.setAppStandbyBucket(packageName, userId,
-                                        elapsedRealtime, newBucket, REASON_TIMEOUT);
-                                maybeInformListeners(packageName, userId, elapsedRealtime,
-                                        newBucket, false);
-                            }
-                        }
-                    }
-                }
+                checkAndUpdateStandbyState(packageName, userId, pi.applicationInfo.uid,
+                        elapsedRealtime);
             }
         }
         if (DEBUG) {
@@ -516,6 +474,90 @@
         return true;
     }
 
+    /** Check if we need to update the standby state of a specific app. */
+    private void checkAndUpdateStandbyState(String packageName, @UserIdInt int userId,
+            int uid, long elapsedRealtime) {
+        if (uid <= 0) {
+            try {
+                uid = mPackageManager.getPackageUidAsUser(packageName, userId);
+            } catch (PackageManager.NameNotFoundException e) {
+                // Not a valid package for this user, nothing to do
+                // TODO: Remove any history of removed packages
+                return;
+            }
+        }
+        final boolean isSpecial = isAppSpecial(packageName,
+                UserHandle.getAppId(uid),
+                userId);
+        if (DEBUG) {
+            Slog.d(TAG, "   Checking idle state for " + packageName + " special=" +
+                    isSpecial);
+        }
+        if (isSpecial) {
+            synchronized (mAppIdleLock) {
+                mAppIdleHistory.setAppStandbyBucket(packageName, userId, elapsedRealtime,
+                        STANDBY_BUCKET_EXEMPTED, REASON_DEFAULT);
+            }
+            maybeInformListeners(packageName, userId, elapsedRealtime,
+                    STANDBY_BUCKET_EXEMPTED, false);
+        } else {
+            synchronized (mAppIdleLock) {
+                final AppIdleHistory.AppUsageHistory app =
+                        mAppIdleHistory.getAppUsageHistory(packageName,
+                        userId, elapsedRealtime);
+                String reason = app.bucketingReason;
+
+                // If the bucket was forced by the user/developer, leave it alone.
+                // A usage event will be the only way to bring it out of this forced state
+                if (REASON_FORCED.equals(app.bucketingReason)) {
+                    return;
+                }
+                final int oldBucket = app.currentBucket;
+                int newBucket = Math.max(oldBucket, STANDBY_BUCKET_ACTIVE); // Undo EXEMPTED
+                boolean predictionLate = false;
+                // Compute age-based bucket
+                if (REASON_DEFAULT.equals(app.bucketingReason)
+                        || REASON_USAGE.equals(app.bucketingReason)
+                        || REASON_TIMEOUT.equals(app.bucketingReason)
+                        || (predictionLate = predictionTimedOut(app, elapsedRealtime))) {
+                    newBucket = getBucketForLocked(packageName, userId,
+                            elapsedRealtime);
+                    if (DEBUG) {
+                        Slog.d(TAG, "Evaluated AOSP newBucket = " + newBucket);
+                    }
+                    reason = REASON_TIMEOUT;
+                }
+                // Check if the app is within one of the timeouts for forced bucket elevation
+                final long elapsedTimeAdjusted = mAppIdleHistory.getElapsedTime(elapsedRealtime);
+                if (newBucket >= STANDBY_BUCKET_ACTIVE
+                        && app.bucketActiveTimeoutTime > elapsedTimeAdjusted) {
+                    newBucket = STANDBY_BUCKET_ACTIVE;
+                    reason = REASON_USAGE;
+                    if (DEBUG) {
+                        Slog.d(TAG, "    Keeping at ACTIVE due to min timeout");
+                    }
+                } else if (newBucket >= STANDBY_BUCKET_WORKING_SET
+                        && app.bucketWorkingSetTimeoutTime > elapsedTimeAdjusted) {
+                    newBucket = STANDBY_BUCKET_WORKING_SET;
+                    reason = REASON_USAGE;
+                    if (DEBUG) {
+                        Slog.d(TAG, "    Keeping at WORKING_SET due to min timeout");
+                    }
+                }
+                if (DEBUG) {
+                    Slog.d(TAG, "     Old bucket=" + oldBucket
+                            + ", newBucket=" + newBucket);
+                }
+                if (oldBucket < newBucket || predictionLate) {
+                    mAppIdleHistory.setAppStandbyBucket(packageName, userId,
+                            elapsedRealtime, newBucket, reason);
+                    maybeInformListeners(packageName, userId, elapsedRealtime,
+                            newBucket, false);
+                }
+            }
+        }
+    }
+
     private boolean predictionTimedOut(AppIdleHistory.AppUsageHistory app, long elapsedRealtime) {
         return app.bucketingReason != null
                 && app.bucketingReason.startsWith(REASON_PREDICTED)
@@ -526,7 +568,9 @@
 
     private boolean hasBucketTimeoutPassed(AppIdleHistory.AppUsageHistory app,
             long elapsedRealtime) {
-        return app.bucketTimeoutTime < mAppIdleHistory.getElapsedTime(elapsedRealtime);
+        final long elapsedTimeAdjusted = mAppIdleHistory.getElapsedTime(elapsedRealtime);
+        return app.bucketActiveTimeoutTime < elapsedTimeAdjusted
+                && app.bucketWorkingSetTimeoutTime < elapsedTimeAdjusted;
     }
 
     private void maybeInformListeners(String packageName, int userId,
@@ -631,16 +675,22 @@
                         event.mPackage, userId, elapsedRealtime);
                 final int prevBucket = appHistory.currentBucket;
                 final String prevBucketReason = appHistory.bucketingReason;
+                final long nextCheckTime;
                 if (event.mEventType == UsageEvents.Event.NOTIFICATION_SEEN) {
+                    // Mild usage elevates to WORKING_SET but doesn't change usage time.
                     mAppIdleHistory.reportUsage(appHistory, event.mPackage,
                             STANDBY_BUCKET_WORKING_SET,
-                            elapsedRealtime, elapsedRealtime + mNotificationSeenTimeoutMillis);
+                            0, elapsedRealtime + mNotificationSeenTimeoutMillis);
+                    nextCheckTime = mNotificationSeenTimeoutMillis;
                 } else {
-                    mAppIdleHistory.reportUsage(event.mPackage, userId,
+                    mAppIdleHistory.reportUsage(appHistory, event.mPackage,
                             STANDBY_BUCKET_ACTIVE,
                             elapsedRealtime, elapsedRealtime + mStrongUsageTimeoutMillis);
+                    nextCheckTime = mStrongUsageTimeoutMillis;
                 }
-
+                mHandler.sendMessageDelayed(mHandler.obtainMessage
+                        (MSG_CHECK_PACKAGE_IDLE_STATE, userId, -1, event.mPackage),
+                        nextCheckTime);
                 final boolean userStartedInteracting =
                         appHistory.currentBucket == STANDBY_BUCKET_ACTIVE &&
                         prevBucket != appHistory.currentBucket &&
@@ -932,9 +982,24 @@
 
             // If the bucket is required to stay in a higher state for a specified duration, don't
             // override unless the duration has passed
-            if (predicted && app.currentBucket < newBucket
-                    && !hasBucketTimeoutPassed(app, elapsedRealtime)) {
-                return;
+            if (predicted) {
+                // Check if the app is within one of the timeouts for forced bucket elevation
+                final long elapsedTimeAdjusted = mAppIdleHistory.getElapsedTime(elapsedRealtime);
+                if (newBucket > STANDBY_BUCKET_ACTIVE
+                        && app.bucketActiveTimeoutTime > elapsedTimeAdjusted) {
+                    newBucket = STANDBY_BUCKET_ACTIVE;
+                    reason = REASON_USAGE;
+                    if (DEBUG) {
+                        Slog.d(TAG, "    Keeping at ACTIVE due to min timeout");
+                    }
+                } else if (newBucket > STANDBY_BUCKET_WORKING_SET
+                        && app.bucketWorkingSetTimeoutTime > elapsedTimeAdjusted) {
+                    newBucket = STANDBY_BUCKET_WORKING_SET;
+                    reason = REASON_USAGE;
+                    if (DEBUG) {
+                        Slog.d(TAG, "    Keeping at WORKING_SET due to min timeout");
+                    }
+                }
             }
 
             mAppIdleHistory.setAppStandbyBucket(packageName, userId, elapsedRealtime, newBucket,
@@ -1347,6 +1412,10 @@
                             + ", Charging state:" + mCharging);
                     informParoleStateChanged();
                     break;
+                case MSG_CHECK_PACKAGE_IDLE_STATE:
+                    checkAndUpdateStandbyState((String) msg.obj, msg.arg1, msg.arg2,
+                            mInjector.elapsedRealtime());
+                    break;
                 default:
                     super.handleMessage(msg);
                     break;
diff --git a/services/usb/java/com/android/server/usb/UsbAlsaDevice.java b/services/usb/java/com/android/server/usb/UsbAlsaDevice.java
index 7480e56..9d4db00 100644
--- a/services/usb/java/com/android/server/usb/UsbAlsaDevice.java
+++ b/services/usb/java/com/android/server/usb/UsbAlsaDevice.java
@@ -17,9 +17,14 @@
 package com.android.server.usb;
 
 import android.annotation.NonNull;
+import android.media.AudioSystem;
+import android.media.IAudioService;
+import android.os.RemoteException;
 import android.service.usb.UsbAlsaDeviceProto;
+import android.util.Slog;
 
 import com.android.internal.util.dump.DualDumpOutputStream;
+import com.android.server.audio.AudioService;
 
 /**
  * Represents the ALSA specification, and attributes of an ALSA device.
@@ -30,25 +35,31 @@
 
     private final int mCardNum;
     private final int mDeviceNum;
-    private final boolean mHasPlayback;
-    private final boolean mHasCapture;
+    private final String mDeviceAddress;
+    private final boolean mHasOutput;
+    private final boolean mHasInput;
 
     private final boolean mIsInputHeadset;
     private final boolean mIsOutputHeadset;
 
-    private final String mDeviceAddress;
+    private boolean mSelected = false;
+    private int mOutputState;
+    private int mInputState;
+    private UsbAlsaJackDetector mJackDetector;
+    private IAudioService mAudioService;
 
     private String mDeviceName = "";
     private String mDeviceDescription = "";
 
-    public UsbAlsaDevice(int card, int device, String deviceAddress,
-            boolean hasPlayback, boolean hasCapture,
+    public UsbAlsaDevice(IAudioService audioService, int card, int device, String deviceAddress,
+            boolean hasOutput, boolean hasInput,
             boolean isInputHeadset, boolean isOutputHeadset) {
+        mAudioService = audioService;
         mCardNum = card;
         mDeviceNum = device;
         mDeviceAddress = deviceAddress;
-        mHasPlayback = hasPlayback;
-        mHasCapture = hasCapture;
+        mHasOutput = hasOutput;
+        mHasInput = hasInput;
         mIsInputHeadset = isInputHeadset;
         mIsOutputHeadset = isOutputHeadset;
     }
@@ -75,71 +86,187 @@
     }
 
     /**
-     * @returns true if the device supports playback.
+     * @returns the ALSA card/device address string.
      */
-    public boolean hasPlayback() {
-        return mHasPlayback;
+    public String getAlsaCardDeviceString() {
+        if (mCardNum < 0 || mDeviceNum < 0) {
+            Slog.e(TAG, "Invalid alsa card or device alsaCard: " + mCardNum
+                        + " alsaDevice: " + mDeviceNum);
+            return null;
+        }
+        return AudioService.makeAlsaAddressString(mCardNum, mDeviceNum);
     }
 
     /**
-     * @returns true if the device supports capture (recording).
+     * @returns true if the device supports output.
      */
-    public boolean hasCapture() {
-        return mHasCapture;
+    public boolean hasOutput() {
+        return mHasOutput;
     }
 
     /**
-     * @returns true if the device is a headset for purposes of capture.
+     * @returns true if the device supports input (recording).
+     */
+    public boolean hasInput() {
+        return mHasInput;
+    }
+
+    /**
+     * @returns true if the device is a headset for purposes of input.
      */
     public boolean isInputHeadset() {
         return mIsInputHeadset;
     }
 
     /**
-     * @returns true if the device is a headset for purposes of playback.
+     * @returns true if the device is a headset for purposes of output.
      */
     public boolean isOutputHeadset() {
         return mIsOutputHeadset;
     }
 
     /**
+     * @returns true if input jack is detected or jack detection is not supported.
+     */
+    private synchronized boolean isInputJackConnected() {
+        if (mJackDetector == null) {
+            return true;  // If jack detect isn't supported, say it's connected.
+        }
+        return mJackDetector.isInputJackConnected();
+    }
+
+    /**
+     * @returns true if input jack is detected or jack detection is not supported.
+     */
+    private synchronized boolean isOutputJackConnected() {
+        if (mJackDetector == null) {
+            return true;  // if jack detect isn't supported, say it's connected.
+        }
+        return mJackDetector.isOutputJackConnected();
+    }
+
+    /** Begins a jack-detection thread. */
+    private synchronized void startJackDetect() {
+        // If no jack detect capabilities exist, mJackDetector will be null.
+        mJackDetector = UsbAlsaJackDetector.startJackDetect(this);
+    }
+
+    /** Stops a jack-detection thread. */
+    private synchronized void stopJackDetect() {
+        if (mJackDetector != null) {
+            mJackDetector.pleaseStop();
+        }
+        mJackDetector = null;
+    }
+
+    /** Start using this device as the selected USB Audio Device. */
+    public synchronized void start() {
+        mSelected = true;
+        mInputState = 0;
+        mOutputState = 0;
+        startJackDetect();
+        updateWiredDeviceConnectionState(true);
+    }
+
+    /** Stop using this device as the selected USB Audio Device. */
+    public synchronized void stop() {
+        stopJackDetect();
+        updateWiredDeviceConnectionState(false);
+        mSelected = false;
+    }
+
+    /** Updates AudioService with the connection state of the alsaDevice.
+     *  Checks ALSA Jack state for inputs and outputs before reporting.
+     */
+    public synchronized void updateWiredDeviceConnectionState(boolean enable) {
+        if (!mSelected) {
+            Slog.e(TAG, "updateWiredDeviceConnectionState on unselected AlsaDevice!");
+            return;
+        }
+        String alsaCardDeviceString = getAlsaCardDeviceString();
+        if (alsaCardDeviceString == null) {
+            return;
+        }
+        try {
+            // Output Device
+            if (mHasOutput) {
+                int device = mIsOutputHeadset
+                        ? AudioSystem.DEVICE_OUT_USB_HEADSET
+                        : AudioSystem.DEVICE_OUT_USB_DEVICE;
+                if (DEBUG) {
+                    Slog.d(TAG, "pre-call device:0x" + Integer.toHexString(device)
+                            + " addr:" + alsaCardDeviceString
+                            + " name:" + mDeviceName);
+                }
+                boolean connected = isOutputJackConnected();
+                Slog.i(TAG, "OUTPUT JACK connected: " + connected);
+                int outputState = (enable && connected) ? 1 : 0;
+                if (outputState != mOutputState) {
+                    mOutputState = outputState;
+                    mAudioService.setWiredDeviceConnectionState(device, outputState,
+                                                                alsaCardDeviceString,
+                                                                mDeviceName, TAG);
+                }
+            }
+
+            // Input Device
+            if (mHasInput) {
+                int device = mIsInputHeadset ? AudioSystem.DEVICE_IN_USB_HEADSET
+                        : AudioSystem.DEVICE_IN_USB_DEVICE;
+                boolean connected = isInputJackConnected();
+                Slog.i(TAG, "INPUT JACK connected: " + connected);
+                int inputState = (enable && connected) ? 1 : 0;
+                if (inputState != mInputState) {
+                    mInputState = inputState;
+                    mAudioService.setWiredDeviceConnectionState(
+                            device, inputState, alsaCardDeviceString,
+                            mDeviceName, TAG);
+                }
+            }
+        } catch (RemoteException e) {
+            Slog.e(TAG, "RemoteException in setWiredDeviceConnectionState");
+        }
+    }
+
+
+    /**
      * @Override
      * @returns a string representation of the object.
      */
-    public String toString() {
+    public synchronized String toString() {
         return "UsbAlsaDevice: [card: " + mCardNum
             + ", device: " + mDeviceNum
             + ", name: " + mDeviceName
-            + ", hasPlayback: " + mHasPlayback
-            + ", hasCapture: " + mHasCapture + "]";
+            + ", hasOutput: " + mHasOutput
+            + ", hasInput: " + mHasInput + "]";
     }
 
     /**
      * Write a description of the device to a dump stream.
      */
-    public void dump(@NonNull DualDumpOutputStream dump, String idName, long id) {
+    public synchronized void dump(@NonNull DualDumpOutputStream dump, String idName, long id) {
         long token = dump.start(idName, id);
 
         dump.write("card", UsbAlsaDeviceProto.CARD, mCardNum);
         dump.write("device", UsbAlsaDeviceProto.DEVICE, mDeviceNum);
         dump.write("name", UsbAlsaDeviceProto.NAME, mDeviceName);
-        dump.write("has_playback", UsbAlsaDeviceProto.HAS_PLAYBACK, mHasPlayback);
-        dump.write("has_capture", UsbAlsaDeviceProto.HAS_CAPTURE, mHasCapture);
+        dump.write("has_output", UsbAlsaDeviceProto.HAS_PLAYBACK, mHasOutput);
+        dump.write("has_input", UsbAlsaDeviceProto.HAS_CAPTURE, mHasInput);
         dump.write("address", UsbAlsaDeviceProto.ADDRESS, mDeviceAddress);
 
         dump.end(token);
     }
 
     // called by logDevices
-    String toShortString() {
+    synchronized String toShortString() {
         return "[card:" + mCardNum + " device:" + mDeviceNum + " " + mDeviceName + "]";
     }
 
-    String getDeviceName() {
+    synchronized String getDeviceName() {
         return mDeviceName;
     }
 
-    void setDeviceNameAndDescription(String deviceName, String deviceDescription) {
+    synchronized void setDeviceNameAndDescription(String deviceName, String deviceDescription) {
         mDeviceName = deviceName;
         mDeviceDescription = deviceDescription;
     }
@@ -155,8 +282,8 @@
         UsbAlsaDevice other = (UsbAlsaDevice) obj;
         return (mCardNum == other.mCardNum
                 && mDeviceNum == other.mDeviceNum
-                && mHasPlayback == other.mHasPlayback
-                && mHasCapture == other.mHasCapture
+                && mHasOutput == other.mHasOutput
+                && mHasInput == other.mHasInput
                 && mIsInputHeadset == other.mIsInputHeadset
                 && mIsOutputHeadset == other.mIsOutputHeadset);
     }
@@ -170,8 +297,8 @@
         int result = 1;
         result = prime * result + mCardNum;
         result = prime * result + mDeviceNum;
-        result = prime * result + (mHasPlayback ? 0 : 1);
-        result = prime * result + (mHasCapture ? 0 : 1);
+        result = prime * result + (mHasOutput ? 0 : 1);
+        result = prime * result + (mHasInput ? 0 : 1);
         result = prime * result + (mIsInputHeadset ? 0 : 1);
         result = prime * result + (mIsOutputHeadset ? 0 : 1);
 
diff --git a/services/usb/java/com/android/server/usb/UsbAlsaJackDetector.java b/services/usb/java/com/android/server/usb/UsbAlsaJackDetector.java
new file mode 100644
index 0000000..c498847
--- /dev/null
+++ b/services/usb/java/com/android/server/usb/UsbAlsaJackDetector.java
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.usb;
+
+/**
+ * Detects and reports ALSA jack state and events.
+ */
+public final class UsbAlsaJackDetector implements Runnable {
+    private static final String TAG = "UsbAlsaJackDetector";
+
+    private static native boolean nativeHasJackDetect(int card);
+    private native boolean nativeJackDetect(int card);
+    private native boolean nativeOutputJackConnected(int card);
+    private native boolean nativeInputJackConnected(int card);
+
+    private boolean mStopJackDetect = false;
+    private UsbAlsaDevice mAlsaDevice;
+
+    /* use startJackDetect to create a UsbAlsaJackDetector */
+    private UsbAlsaJackDetector(UsbAlsaDevice device) {
+        mAlsaDevice = device;
+    }
+
+    /** If jack detection is detected on the given Alsa Device,
+     * create and return a UsbAlsaJackDetector which will update wired device state
+     * each time a jack detection event is registered.
+     *
+     * @returns UsbAlsaJackDetector if jack detect is supported, or null.
+     */
+    public static UsbAlsaJackDetector startJackDetect(UsbAlsaDevice device) {
+        if (!nativeHasJackDetect(device.getCardNum())) {
+            return null;
+        }
+        UsbAlsaJackDetector jackDetector = new UsbAlsaJackDetector(device);
+
+        // This thread will exit once the USB device disappears.
+        // It can also be convinced to stop with pleaseStop().
+        new Thread(jackDetector, "USB jack detect thread").start();
+        return jackDetector;
+    }
+
+    public boolean isInputJackConnected() {
+        return nativeInputJackConnected(mAlsaDevice.getCardNum());
+    }
+
+    public boolean isOutputJackConnected() {
+        return nativeOutputJackConnected(mAlsaDevice.getCardNum());
+    }
+
+    /**
+     * Stop the jack detect thread from calling back into UsbAlsaDevice.
+     * This doesn't force the thread to stop (which is deprecated in java and dangerous due to
+     * locking issues), but will cause the thread to exit at the next safe opportunity.
+     */
+    public void pleaseStop() {
+        synchronized (this) {
+            mStopJackDetect = true;
+        }
+    }
+
+    /**
+     * Called by nativeJackDetect each time a jack detect event is reported.
+     * @return false when the jackDetect thread should stop.  true otherwise.
+     */
+    public boolean jackDetectCallback() {
+        synchronized (this) {
+            if (mStopJackDetect) {
+                return false;
+            }
+            mAlsaDevice.updateWiredDeviceConnectionState(true);
+        }
+        return true;
+    }
+
+    /**
+     * This will call jackDetectCallback each time it detects a jack detect event.
+     * If jackDetectCallback returns false, this function will return.
+     */
+    public void run() {
+        nativeJackDetect(mAlsaDevice.getCardNum());
+    }
+}
+
diff --git a/services/usb/java/com/android/server/usb/UsbAlsaManager.java b/services/usb/java/com/android/server/usb/UsbAlsaManager.java
index 0c5f8f1..2f1c516 100644
--- a/services/usb/java/com/android/server/usb/UsbAlsaManager.java
+++ b/services/usb/java/com/android/server/usb/UsbAlsaManager.java
@@ -20,11 +20,9 @@
 import android.content.pm.PackageManager;
 import android.content.res.Resources;
 import android.hardware.usb.UsbDevice;
-import android.media.AudioSystem;
 import android.media.IAudioService;
 import android.media.midi.MidiDeviceInfo;
 import android.os.Bundle;
-import android.os.RemoteException;
 import android.os.ServiceManager;
 import android.provider.Settings;
 import android.service.usb.UsbAlsaManagerProto;
@@ -32,7 +30,6 @@
 
 import com.android.internal.alsa.AlsaCardsParser;
 import com.android.internal.util.dump.DualDumpOutputStream;
-import com.android.server.audio.AudioService;
 import com.android.server.usb.descriptors.UsbDescriptorParser;
 
 import libcore.io.IoUtils;
@@ -58,6 +55,7 @@
     // this is needed to map USB devices to ALSA Audio Devices, especially to remove an
     // ALSA device when we are notified that its associated USB device has been removed.
     private final ArrayList<UsbAlsaDevice> mAlsaDevices = new ArrayList<UsbAlsaDevice>();
+    private UsbAlsaDevice mSelectedDevice;
 
     /**
      * List of connected MIDI devices
@@ -78,17 +76,19 @@
                         ServiceManager.getService(Context.AUDIO_SERVICE));
     }
 
-    // Notifies AudioService when a device is added or removed
-    // audioDevice - the AudioDevice that was added or removed
-    // enabled - if true, we're connecting a device (it's arrived), else disconnecting
-    private void notifyDeviceState(UsbAlsaDevice alsaDevice, boolean enabled) {
+    /**
+     * Select the AlsaDevice to be used for AudioService.
+     * AlsaDevice.start() notifies AudioService of it's connected state.
+     *
+     * @param alsaDevice The selected UsbAlsaDevice for system USB audio.
+     */
+    private synchronized void selectAlsaDevice(UsbAlsaDevice alsaDevice) {
         if (DEBUG) {
-            Slog.d(TAG, "notifyDeviceState " + enabled + " " + alsaDevice);
+            Slog.d(TAG, "selectAlsaDevice " + alsaDevice);
         }
 
-        if (mAudioService == null) {
-            Slog.e(TAG, "no AudioService");
-            return;
+        if (mSelectedDevice != null) {
+            deselectAlsaDevice();
         }
 
         // FIXME Does not yet handle the case where the setting is changed
@@ -102,40 +102,14 @@
             return;
         }
 
-        int state = (enabled ? 1 : 0);
-        int cardNum = alsaDevice.getCardNum();
-        int deviceNum = alsaDevice.getDeviceNum();
-        if (cardNum < 0 || deviceNum < 0) {
-            Slog.e(TAG, "Invalid alsa card or device alsaCard: " + cardNum
-                        + " alsaDevice: " + deviceNum);
-            return;
-        }
+        mSelectedDevice = alsaDevice;
+        alsaDevice.start();
+    }
 
-        String address = AudioService.makeAlsaAddressString(cardNum, deviceNum);
-        try {
-            // Playback Device
-            if (alsaDevice.hasPlayback()) {
-                int device = alsaDevice.isOutputHeadset()
-                        ? AudioSystem.DEVICE_OUT_USB_HEADSET
-                        : AudioSystem.DEVICE_OUT_USB_DEVICE;
-                if (DEBUG) {
-                    Slog.i(TAG, "pre-call device:0x" + Integer.toHexString(device) +
-                            " addr:" + address + " name:" + alsaDevice.getDeviceName());
-                }
-                mAudioService.setWiredDeviceConnectionState(
-                        device, state, address, alsaDevice.getDeviceName(), TAG);
-            }
-
-            // Capture Device
-            if (alsaDevice.hasCapture()) {
-                int device = alsaDevice.isInputHeadset()
-                        ? AudioSystem.DEVICE_IN_USB_HEADSET
-                        : AudioSystem.DEVICE_IN_USB_DEVICE;
-                mAudioService.setWiredDeviceConnectionState(
-                        device, state, address, alsaDevice.getDeviceName(), TAG);
-            }
-        } catch (RemoteException e) {
-            Slog.e(TAG, "RemoteException in setWiredDeviceConnectionState");
+    private synchronized void deselectAlsaDevice() {
+        if (mSelectedDevice != null) {
+            mSelectedDevice.stop();
+            mSelectedDevice = null;
         }
     }
 
@@ -168,7 +142,7 @@
                 Slog.d(TAG, "  alsaDevice:" + alsaDevice);
             }
             if (alsaDevice != null) {
-                notifyDeviceState(alsaDevice, true /*enabled*/);
+                selectAlsaDevice(alsaDevice);
             }
             return alsaDevice;
         } else {
@@ -202,16 +176,21 @@
         if (hasInput || hasOutput) {
             boolean isInputHeadset = parser.isInputHeadset();
             boolean isOutputHeadset = parser.isOutputHeadset();
-            UsbAlsaDevice alsaDevice =
-                    new UsbAlsaDevice(cardRec.getCardNum(), 0 /*device*/, deviceAddress,
-                            hasOutput, hasInput, isInputHeadset, isOutputHeadset);
-            alsaDevice.setDeviceNameAndDescription(
-                    cardRec.getCardName(), cardRec.getCardDescription());
-            mAlsaDevices.add(0, alsaDevice);
 
-            // Select it
+            if (mAudioService == null) {
+                Slog.e(TAG, "no AudioService");
+                return;
+            }
+
+            UsbAlsaDevice alsaDevice =
+                    new UsbAlsaDevice(mAudioService, cardRec.getCardNum(), 0 /*device*/,
+                                      deviceAddress, hasOutput, hasInput,
+                                      isInputHeadset, isOutputHeadset);
             if (alsaDevice != null) {
-                notifyDeviceState(alsaDevice, true /*enabled*/);
+                alsaDevice.setDeviceNameAndDescription(
+                          cardRec.getCardName(), cardRec.getCardDescription());
+                mAlsaDevices.add(0, alsaDevice);
+                selectAlsaDevice(alsaDevice);
             }
         }
 
@@ -256,7 +235,7 @@
         }
     }
 
-    /* package */ void usbDeviceRemoved(String deviceAddress/*UsbDevice usbDevice*/) {
+    /* package */ synchronized void usbDeviceRemoved(String deviceAddress/*UsbDevice usbDevice*/) {
         if (DEBUG) {
             Slog.d(TAG, "deviceRemoved(" + deviceAddress + ")");
         }
@@ -264,13 +243,9 @@
         // Audio
         UsbAlsaDevice alsaDevice = removeAlsaDeviceFromList(deviceAddress);
         Slog.i(TAG, "USB Audio Device Removed: " + alsaDevice);
-        if (alsaDevice != null) {
-            if (alsaDevice.hasPlayback() || alsaDevice.hasCapture()) {
-                notifyDeviceState(alsaDevice, false /*enabled*/);
-
-                // if there any external devices left, select one of them
-                selectDefaultDevice();
-            }
+        if (alsaDevice != null && alsaDevice == mSelectedDevice) {
+            deselectAlsaDevice();
+            selectDefaultDevice(); // if there any external devices left, select one of them
         }
 
         // MIDI