Merge "Import translations. DO NOT MERGE" into pi-dev
diff --git a/api/test-current.txt b/api/test-current.txt
index 2ef2025..f7bfeae 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -204,6 +204,10 @@
 
 package android.app.usage {
 
+  public class NetworkStatsManager {
+    method public void setPollForce(boolean);
+  }
+
   public class StorageStatsManager {
     method public boolean isQuotaSupported(java.util.UUID);
     method public boolean isReservedSupported(java.util.UUID);
diff --git a/cmds/sm/src/com/android/commands/sm/Sm.java b/cmds/sm/src/com/android/commands/sm/Sm.java
index 2bb7edc..09343f1 100644
--- a/cmds/sm/src/com/android/commands/sm/Sm.java
+++ b/cmds/sm/src/com/android/commands/sm/Sm.java
@@ -147,9 +147,21 @@
     }
 
     public void runSetForceAdoptable() throws RemoteException {
-        final boolean forceAdoptable = Boolean.parseBoolean(nextArg());
-        mSm.setDebugFlags(forceAdoptable ? StorageManager.DEBUG_FORCE_ADOPTABLE : 0,
-                StorageManager.DEBUG_FORCE_ADOPTABLE);
+        final int mask = StorageManager.DEBUG_ADOPTABLE_FORCE_ON
+                | StorageManager.DEBUG_ADOPTABLE_FORCE_OFF;
+        switch (nextArg()) {
+            case "on":
+            case "true":
+                mSm.setDebugFlags(StorageManager.DEBUG_ADOPTABLE_FORCE_ON, mask);
+                break;
+            case "off":
+                mSm.setDebugFlags(StorageManager.DEBUG_ADOPTABLE_FORCE_OFF, mask);
+                break;
+            case "default":
+            case "false":
+                mSm.setDebugFlags(0, mask);
+                break;
+        }
     }
 
     public void runSetSdcardfs() throws RemoteException {
@@ -289,7 +301,7 @@
         System.err.println("       sm list-volumes [public|private|emulated|all]");
         System.err.println("       sm has-adoptable");
         System.err.println("       sm get-primary-storage-uuid");
-        System.err.println("       sm set-force-adoptable [true|false]");
+        System.err.println("       sm set-force-adoptable [on|off|default]");
         System.err.println("       sm set-virtual-disk [true|false]");
         System.err.println("");
         System.err.println("       sm partition DISK [public|private|mixed] [ratio]");
diff --git a/cmds/statsd/Android.mk b/cmds/statsd/Android.mk
index e0222d9..b085a09 100644
--- a/cmds/statsd/Android.mk
+++ b/cmds/statsd/Android.mk
@@ -66,7 +66,8 @@
     src/subscriber/IncidentdReporter.cpp \
     src/subscriber/SubscriberReporter.cpp \
     src/HashableDimensionKey.cpp \
-    src/guardrail/StatsdStats.cpp
+    src/guardrail/StatsdStats.cpp \
+    src/socket/StatsSocketListener.cpp
 
 statsd_common_c_includes := \
     $(LOCAL_PATH)/src \
@@ -96,7 +97,10 @@
     android.hardware.health@2.0 \
     android.hardware.power@1.0 \
     android.hardware.power@1.1 \
-    android.hardware.thermal@1.0
+    android.hardware.thermal@1.0 \
+    libpackagelistparser \
+    libsysutils \
+    libcutils
 
 # =========
 # statsd
diff --git a/cmds/statsd/src/main.cpp b/cmds/statsd/src/main.cpp
index 8ce9ec7..e8904c6 100644
--- a/cmds/statsd/src/main.cpp
+++ b/cmds/statsd/src/main.cpp
@@ -14,10 +14,12 @@
  * limitations under the License.
  */
 
+#define DEBUG false  // STOPSHIP if true
 #include "Log.h"
 
 #include "StatsService.h"
 #include "logd/LogReader.h"
+#include "socket/StatsSocketListener.h"
 
 #include <binder/IInterface.h>
 #include <binder/IPCThreadState.h>
@@ -35,7 +37,9 @@
 using namespace android;
 using namespace android::os::statsd;
 
-// ================================================================================
+const bool kUseLogd = false;
+const bool kUseStatsdSocket = true;
+
 /**
  * Thread function data.
  */
@@ -48,12 +52,8 @@
  */
 static void* log_reader_thread_func(void* cookie) {
     log_reader_thread_data* data = static_cast<log_reader_thread_data*>(cookie);
-
     sp<LogReader> reader = new LogReader(data->service);
 
-    // Tell StatsService that we're ready to go.
-    data->service->Startup();
-
     // Run the read loop. Never returns.
     reader->Run();
 
@@ -96,10 +96,7 @@
     return NO_ERROR;
 }
 
-// ================================================================================
 int main(int /*argc*/, char** /*argv*/) {
-    status_t err;
-
     // Set up the looper
     sp<Looper> looper(Looper::prepare(0 /* opts */));
 
@@ -118,10 +115,25 @@
     }
     service->sayHiToStatsCompanion();
 
-    // Start the log reader thread
-    err = start_log_reader_thread(service);
-    if (err != NO_ERROR) {
-        return 1;
+    service->Startup();
+
+    sp<StatsSocketListener> socketListener = new StatsSocketListener(service);
+
+    if (kUseLogd) {
+        ALOGI("using logd");
+        // Start the log reader thread
+        status_t err = start_log_reader_thread(service);
+        if (err != NO_ERROR) {
+            return 1;
+        }
+    }
+
+    if (kUseStatsdSocket) {
+        ALOGI("using statsd socket");
+        // Backlog and /proc/sys/net/unix/max_dgram_qlen set to large value
+        if (socketListener->startListener(600)) {
+            exit(1);
+        }
     }
 
     // Loop forever -- the reports run on this thread in a handler, and the
diff --git a/cmds/statsd/src/socket/StatsSocketListener.cpp b/cmds/statsd/src/socket/StatsSocketListener.cpp
new file mode 100755
index 0000000..0392d67
--- /dev/null
+++ b/cmds/statsd/src/socket/StatsSocketListener.cpp
@@ -0,0 +1,136 @@
+/*
+ * 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 DEBUG false  // STOPSHIP if true
+#include "Log.h"
+
+#include <ctype.h>
+#include <limits.h>
+#include <stdio.h>
+#include <sys/cdefs.h>
+#include <sys/prctl.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <sys/un.h>
+#include <unistd.h>
+
+#include <cutils/sockets.h>
+#include <private/android_filesystem_config.h>
+#include <private/android_logger.h>
+#include <unordered_map>
+
+#include "StatsSocketListener.h"
+#include "guardrail/StatsdStats.h"
+#include "stats_log_util.h"
+
+namespace android {
+namespace os {
+namespace statsd {
+
+static const int kLogMsgHeaderSize = 28;
+
+StatsSocketListener::StatsSocketListener(const sp<LogListener>& listener)
+    : SocketListener(getLogSocket(), false /*start listen*/), mListener(listener) {
+}
+
+StatsSocketListener::~StatsSocketListener() {
+}
+
+bool StatsSocketListener::onDataAvailable(SocketClient* cli) {
+    static bool name_set;
+    if (!name_set) {
+        prctl(PR_SET_NAME, "statsd.writer");
+        name_set = true;
+    }
+
+    // + 1 to ensure null terminator if MAX_PAYLOAD buffer is received
+    char buffer[sizeof_log_id_t + sizeof(uint16_t) + sizeof(log_time) + LOGGER_ENTRY_MAX_PAYLOAD +
+                1];
+    struct iovec iov = {buffer, sizeof(buffer) - 1};
+
+    alignas(4) char control[CMSG_SPACE(sizeof(struct ucred))];
+    struct msghdr hdr = {
+            NULL, 0, &iov, 1, control, sizeof(control), 0,
+    };
+
+    int socket = cli->getSocket();
+
+    // To clear the entire buffer is secure/safe, but this contributes to 1.68%
+    // overhead under logging load. We are safe because we check counts, but
+    // still need to clear null terminator
+    // memset(buffer, 0, sizeof(buffer));
+    ssize_t n = recvmsg(socket, &hdr, 0);
+    if (n <= (ssize_t)(sizeof(android_log_header_t))) {
+        return false;
+    }
+
+    buffer[n] = 0;
+
+    struct ucred* cred = NULL;
+
+    struct cmsghdr* cmsg = CMSG_FIRSTHDR(&hdr);
+    while (cmsg != NULL) {
+        if (cmsg->cmsg_level == SOL_SOCKET && cmsg->cmsg_type == SCM_CREDENTIALS) {
+            cred = (struct ucred*)CMSG_DATA(cmsg);
+            break;
+        }
+        cmsg = CMSG_NXTHDR(&hdr, cmsg);
+    }
+
+    struct ucred fake_cred;
+    if (cred == NULL) {
+        cred = &fake_cred;
+        cred->pid = 0;
+        cred->uid = DEFAULT_OVERFLOWUID;
+    }
+
+    char* ptr = ((char*)buffer) + sizeof(android_log_header_t);
+    n -= sizeof(android_log_header_t);
+
+    log_msg msg;
+
+    msg.entry.len = n;
+    msg.entry.hdr_size = kLogMsgHeaderSize;
+    msg.entry.sec = time(nullptr);
+    msg.entry.pid = cred->pid;
+    msg.entry.uid = cred->uid;
+
+    memcpy(msg.buf + kLogMsgHeaderSize, ptr, n + 1);
+    LogEvent event(msg);
+
+    // Call the listener
+    mListener->OnLogEvent(&event, false /*reconnected, N/A in statsd socket*/);
+
+    return true;
+}
+
+int StatsSocketListener::getLogSocket() {
+    static const char socketName[] = "statsdw";
+    int sock = android_get_control_socket(socketName);
+
+    if (sock < 0) {  // statsd started up in init.sh
+        sock = socket_local_server(socketName, ANDROID_SOCKET_NAMESPACE_RESERVED, SOCK_DGRAM);
+
+        int on = 1;
+        if (setsockopt(sock, SOL_SOCKET, SO_PASSCRED, &on, sizeof(on))) {
+            return -1;
+        }
+    }
+    return sock;
+}
+
+}  // namespace statsd
+}  // namespace os
+}  // namespace android
diff --git a/cmds/statsd/src/socket/StatsSocketListener.h b/cmds/statsd/src/socket/StatsSocketListener.h
new file mode 100644
index 0000000..73e4d33
--- /dev/null
+++ b/cmds/statsd/src/socket/StatsSocketListener.h
@@ -0,0 +1,54 @@
+/*
+ * 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.
+ */
+#pragma once
+
+#include <sysutils/SocketListener.h>
+#include <utils/RefBase.h>
+#include "logd/LogListener.h"
+
+// DEFAULT_OVERFLOWUID is defined in linux/highuid.h, which is not part of
+// the uapi headers for userspace to use.  This value is filled in on the
+// out-of-band socket credentials if the OS fails to find one available.
+// One of the causes of this is if SO_PASSCRED is set, all the packets before
+// that point will have this value.  We also use it in a fake credential if
+// no socket credentials are supplied.
+#ifndef DEFAULT_OVERFLOWUID
+#define DEFAULT_OVERFLOWUID 65534
+#endif
+
+namespace android {
+namespace os {
+namespace statsd {
+
+class StatsSocketListener : public SocketListener, public virtual android::RefBase {
+public:
+    StatsSocketListener(const sp<LogListener>& listener);
+
+    virtual ~StatsSocketListener();
+
+protected:
+    virtual bool onDataAvailable(SocketClient* cli);
+
+private:
+    static int getLogSocket();
+    /**
+     * Who is going to get the events when they're read.
+     */
+    sp<LogListener> mListener;
+};
+}  // namespace statsd
+}  // namespace os
+}  // namespace android
\ No newline at end of file
diff --git a/cmds/statsd/statsd.rc b/cmds/statsd/statsd.rc
index 3a0c224..f349292 100644
--- a/cmds/statsd/statsd.rc
+++ b/cmds/statsd/statsd.rc
@@ -14,6 +14,7 @@
 
 service statsd /system/bin/statsd
     class main
+    socket statsdw dgram+passcred 0222 statsd statsd
     user statsd
     group statsd log
     writepid /dev/cpuset/system-background/tasks
diff --git a/core/java/android/app/Activity.java b/core/java/android/app/Activity.java
index 20149de..b456b72 100644
--- a/core/java/android/app/Activity.java
+++ b/core/java/android/app/Activity.java
@@ -759,6 +759,7 @@
     private static final int LOG_AM_ON_STOP_CALLED = 30049;
     private static final int LOG_AM_ON_RESTART_CALLED = 30058;
     private static final int LOG_AM_ON_DESTROY_CALLED = 30060;
+    private static final int LOG_AM_ON_ACTIVITY_RESULT_CALLED = 30062;
 
     private static class ManagedDialog {
         Dialog mDialog;
@@ -7438,8 +7439,8 @@
         }
     }
 
-    void dispatchActivityResult(String who, int requestCode,
-        int resultCode, Intent data) {
+    void dispatchActivityResult(String who, int requestCode, int resultCode, Intent data,
+            String reason) {
         if (false) Log.v(
             TAG, "Dispatching result: who=" + who + ", reqCode=" + requestCode
             + ", resCode=" + resultCode + ", data=" + data);
@@ -7475,6 +7476,7 @@
                 frag.onActivityResult(requestCode, resultCode, data);
             }
         }
+        writeEventLog(LOG_AM_ON_ACTIVITY_RESULT_CALLED, reason);
     }
 
     /**
diff --git a/core/java/android/app/ActivityGroup.java b/core/java/android/app/ActivityGroup.java
index 78a4dfd..228067c 100644
--- a/core/java/android/app/ActivityGroup.java
+++ b/core/java/android/app/ActivityGroup.java
@@ -16,11 +16,11 @@
 
 package android.app;
 
-import java.util.HashMap;
-
 import android.content.Intent;
 import android.os.Bundle;
 
+import java.util.HashMap;
+
 /**
  * A screen that contains and runs multiple embedded activities.
  *
@@ -109,7 +109,7 @@
 
     @Override
     void dispatchActivityResult(String who, int requestCode, int resultCode,
-            Intent data) {
+            Intent data, String reason) {
         if (who != null) {
             Activity act = mLocalActivityManager.getActivity(who);
             /*
@@ -123,7 +123,7 @@
                 return;
             }
         }
-        super.dispatchActivityResult(who, requestCode, resultCode, data);
+        super.dispatchActivityResult(who, requestCode, resultCode, data, reason);
     }
 }
 
diff --git a/core/java/android/app/ActivityThread.java b/core/java/android/app/ActivityThread.java
index a41da0e..037a87b 100644
--- a/core/java/android/app/ActivityThread.java
+++ b/core/java/android/app/ActivityThread.java
@@ -3730,7 +3730,7 @@
                 r.pendingIntents = null;
             }
             if (r.pendingResults != null) {
-                deliverResults(r, r.pendingResults);
+                deliverResults(r, r.pendingResults, reason);
                 r.pendingResults = null;
             }
             r.activity.performResume(r.startsNotResumed, reason);
@@ -4299,7 +4299,7 @@
         WindowManagerGlobal.getInstance().reportNewConfiguration(mConfiguration);
     }
 
-    private void deliverResults(ActivityClientRecord r, List<ResultInfo> results) {
+    private void deliverResults(ActivityClientRecord r, List<ResultInfo> results, String reason) {
         final int N = results.size();
         for (int i=0; i<N; i++) {
             ResultInfo ri = results.get(i);
@@ -4311,7 +4311,7 @@
                 if (DEBUG_RESULTS) Slog.v(TAG,
                         "Delivering result to activity " + r + " : " + ri);
                 r.activity.dispatchActivityResult(ri.mResultWho,
-                        ri.mRequestCode, ri.mResultCode, ri.mData);
+                        ri.mRequestCode, ri.mResultCode, ri.mData, reason);
             } catch (Exception e) {
                 if (!mInstrumentation.onException(r.activity, e)) {
                     throw new RuntimeException(
@@ -4324,7 +4324,7 @@
     }
 
     @Override
-    public void handleSendResult(IBinder token, List<ResultInfo> results) {
+    public void handleSendResult(IBinder token, List<ResultInfo> results, String reason) {
         ActivityClientRecord r = mActivities.get(token);
         if (DEBUG_RESULTS) Slog.v(TAG, "Handling send result to " + r);
         if (r != null) {
@@ -4359,9 +4359,9 @@
                 }
             }
             checkAndBlockForNetworkAccess();
-            deliverResults(r, results);
+            deliverResults(r, results, reason);
             if (resumed) {
-                r.activity.performResume(false, "handleSendResult");
+                r.activity.performResume(false, reason);
                 r.activity.mTemporaryPause = false;
             }
         }
diff --git a/core/java/android/app/ClientTransactionHandler.java b/core/java/android/app/ClientTransactionHandler.java
index e26d989..ea0d703 100644
--- a/core/java/android/app/ClientTransactionHandler.java
+++ b/core/java/android/app/ClientTransactionHandler.java
@@ -121,7 +121,7 @@
             Configuration overrideConfig, int displayId);
 
     /** Deliver result from another activity. */
-    public abstract void handleSendResult(IBinder token, List<ResultInfo> results);
+    public abstract void handleSendResult(IBinder token, List<ResultInfo> results, String reason);
 
     /** Deliver multi-window mode change notification. */
     public abstract void handleMultiWindowModeChanged(IBinder token, boolean isInMultiWindowMode,
diff --git a/core/java/android/app/IActivityManager.aidl b/core/java/android/app/IActivityManager.aidl
index 919f714..569c2bd 100644
--- a/core/java/android/app/IActivityManager.aidl
+++ b/core/java/android/app/IActivityManager.aidl
@@ -575,6 +575,11 @@
     void resizeDockedStack(in Rect dockedBounds, in Rect tempDockedTaskBounds,
             in Rect tempDockedTaskInsetBounds,
             in Rect tempOtherTaskBounds, in Rect tempOtherTaskInsetBounds);
+    /**
+     * Sets whether we are currently in an interactive split screen resize operation where we
+     * are changing the docked stack size.
+     */
+    void setSplitScreenResizing(boolean resizing);
     int setVrMode(in IBinder token, boolean enabled, in ComponentName packageName);
     // Gets the URI permissions granted to an arbitrary package (or all packages if null)
     // NOTE: this is different from getPersistedUriPermissions(), which returns the URIs the package
diff --git a/core/java/android/app/servertransaction/ActivityResultItem.java b/core/java/android/app/servertransaction/ActivityResultItem.java
index 545463c..e57f585 100644
--- a/core/java/android/app/servertransaction/ActivityResultItem.java
+++ b/core/java/android/app/servertransaction/ActivityResultItem.java
@@ -16,7 +16,6 @@
 
 package android.app.servertransaction;
 
-import static android.app.servertransaction.ActivityLifecycleItem.ON_RESUME;
 import static android.os.Trace.TRACE_TAG_ACTIVITY_MANAGER;
 
 import android.app.ClientTransactionHandler;
@@ -37,16 +36,17 @@
 
     private List<ResultInfo> mResultInfoList;
 
+    /* TODO(b/78294732)
     @Override
     public int getPostExecutionState() {
         return ON_RESUME;
-    }
+    }*/
 
     @Override
     public void execute(ClientTransactionHandler client, IBinder token,
             PendingTransactionActions pendingActions) {
         Trace.traceBegin(TRACE_TAG_ACTIVITY_MANAGER, "activityDeliverResult");
-        client.handleSendResult(token, mResultInfoList);
+        client.handleSendResult(token, mResultInfoList, "ACTIVITY_RESULT");
         Trace.traceEnd(TRACE_TAG_ACTIVITY_MANAGER);
     }
 
diff --git a/core/java/android/app/usage/NetworkStatsManager.java b/core/java/android/app/usage/NetworkStatsManager.java
index 0b21196..9f46f20 100644
--- a/core/java/android/app/usage/NetworkStatsManager.java
+++ b/core/java/android/app/usage/NetworkStatsManager.java
@@ -20,6 +20,7 @@
 
 import android.annotation.Nullable;
 import android.annotation.SystemService;
+import android.annotation.TestApi;
 import android.app.usage.NetworkStats.Bucket;
 import android.content.Context;
 import android.net.ConnectivityManager;
@@ -111,7 +112,9 @@
     /** @hide */
     public static final int FLAG_POLL_ON_OPEN = 1 << 0;
     /** @hide */
-    public static final int FLAG_AUGMENT_WITH_SUBSCRIPTION_PLAN = 1 << 1;
+    public static final int FLAG_POLL_FORCE = 1 << 1;
+    /** @hide */
+    public static final int FLAG_AUGMENT_WITH_SUBSCRIPTION_PLAN = 1 << 2;
 
     private int mFlags;
 
@@ -141,6 +144,16 @@
     }
 
     /** @hide */
+    @TestApi
+    public void setPollForce(boolean pollForce) {
+        if (pollForce) {
+            mFlags |= FLAG_POLL_FORCE;
+        } else {
+            mFlags &= ~FLAG_POLL_FORCE;
+        }
+    }
+
+    /** @hide */
     public void setAugmentWithSubscriptionPlan(boolean augmentWithSubscriptionPlan) {
         if (augmentWithSubscriptionPlan) {
             mFlags |= FLAG_AUGMENT_WITH_SUBSCRIPTION_PLAN;
diff --git a/core/java/android/hardware/radio/ProgramSelector.java b/core/java/android/hardware/radio/ProgramSelector.java
index 435bcb0..90d407c 100644
--- a/core/java/android/hardware/radio/ProgramSelector.java
+++ b/core/java/android/hardware/radio/ProgramSelector.java
@@ -498,7 +498,7 @@
     @Override
     public int hashCode() {
         // secondaryIds and vendorIds are ignored for equality/hashing
-        return Objects.hash(mProgramType, mPrimaryId);
+        return mPrimaryId.hashCode();
     }
 
     @Override
@@ -507,7 +507,8 @@
         if (!(obj instanceof ProgramSelector)) return false;
         ProgramSelector other = (ProgramSelector) obj;
         // secondaryIds and vendorIds are ignored for equality/hashing
-        return other.getProgramType() == mProgramType && mPrimaryId.equals(other.getPrimaryId());
+        // programType can be inferred from primaryId, thus not checked
+        return mPrimaryId.equals(other.getPrimaryId());
     }
 
     private ProgramSelector(Parcel in) {
diff --git a/core/java/android/os/storage/StorageManager.java b/core/java/android/os/storage/StorageManager.java
index 8905ad1..2d1bb2f 100644
--- a/core/java/android/os/storage/StorageManager.java
+++ b/core/java/android/os/storage/StorageManager.java
@@ -115,7 +115,7 @@
     /** {@hide} */
     public static final String PROP_HAS_RESERVED = "vold.has_reserved";
     /** {@hide} */
-    public static final String PROP_FORCE_ADOPTABLE = "persist.fw.force_adoptable";
+    public static final String PROP_ADOPTABLE = "persist.sys.adoptable";
     /** {@hide} */
     public static final String PROP_EMULATE_FBE = "persist.sys.emulate_fbe";
     /** {@hide} */
@@ -197,15 +197,17 @@
     public static final String EXTRA_REQUESTED_BYTES = "android.os.storage.extra.REQUESTED_BYTES";
 
     /** {@hide} */
-    public static final int DEBUG_FORCE_ADOPTABLE = 1 << 0;
+    public static final int DEBUG_ADOPTABLE_FORCE_ON = 1 << 0;
     /** {@hide} */
-    public static final int DEBUG_EMULATE_FBE = 1 << 1;
+    public static final int DEBUG_ADOPTABLE_FORCE_OFF = 1 << 1;
     /** {@hide} */
-    public static final int DEBUG_SDCARDFS_FORCE_ON = 1 << 2;
+    public static final int DEBUG_EMULATE_FBE = 1 << 2;
     /** {@hide} */
-    public static final int DEBUG_SDCARDFS_FORCE_OFF = 1 << 3;
+    public static final int DEBUG_SDCARDFS_FORCE_ON = 1 << 3;
     /** {@hide} */
-    public static final int DEBUG_VIRTUAL_DISK = 1 << 4;
+    public static final int DEBUG_SDCARDFS_FORCE_OFF = 1 << 4;
+    /** {@hide} */
+    public static final int DEBUG_VIRTUAL_DISK = 1 << 5;
 
     // NOTE: keep in sync with installd
     /** {@hide} */
diff --git a/core/java/android/service/notification/NotificationListenerService.java b/core/java/android/service/notification/NotificationListenerService.java
index 32737c5..a7d70d0 100644
--- a/core/java/android/service/notification/NotificationListenerService.java
+++ b/core/java/android/service/notification/NotificationListenerService.java
@@ -807,7 +807,8 @@
      * @return An array of active notifications, sorted in natural order.
      */
     public StatusBarNotification[] getActiveNotifications() {
-        return getActiveNotifications(null, TRIM_FULL);
+        StatusBarNotification[] activeNotifications = getActiveNotifications(null, TRIM_FULL);
+        return activeNotifications != null ? activeNotifications : new StatusBarNotification[0];
     }
 
     /**
@@ -842,7 +843,8 @@
      */
     @SystemApi
     public StatusBarNotification[] getActiveNotifications(int trim) {
-        return getActiveNotifications(null, trim);
+        StatusBarNotification[] activeNotifications = getActiveNotifications(null, trim);
+        return activeNotifications != null ? activeNotifications : new StatusBarNotification[0];
     }
 
     /**
@@ -858,7 +860,8 @@
      * same order as the key list.
      */
     public StatusBarNotification[] getActiveNotifications(String[] keys) {
-        return getActiveNotifications(keys, TRIM_FULL);
+        StatusBarNotification[] activeNotifications = getActiveNotifications(keys, TRIM_FULL);
+        return activeNotifications != null ? activeNotifications : new StatusBarNotification[0];
     }
 
     /**
@@ -890,6 +893,9 @@
 
     private StatusBarNotification[] cleanUpNotificationList(
             ParceledListSlice<StatusBarNotification> parceledList) {
+        if (parceledList == null || parceledList.getList() == null) {
+            return new StatusBarNotification[0];
+        }
         List<StatusBarNotification> list = parceledList.getList();
         ArrayList<StatusBarNotification> corruptNotifications = null;
         int N = list.size();
diff --git a/core/java/android/text/method/LinkMovementMethod.java b/core/java/android/text/method/LinkMovementMethod.java
index e60377b..549f8b3 100644
--- a/core/java/android/text/method/LinkMovementMethod.java
+++ b/core/java/android/text/method/LinkMovementMethod.java
@@ -25,6 +25,7 @@
 import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.View;
+import android.view.textclassifier.TextLinks.TextLinkSpan;
 import android.widget.TextView;
 
 /**
@@ -130,64 +131,70 @@
             selStart = selEnd = -1;
 
         switch (what) {
-        case CLICK:
-            if (selStart == selEnd) {
-                return false;
-            }
+            case CLICK:
+                if (selStart == selEnd) {
+                    return false;
+                }
 
-            ClickableSpan[] link = buffer.getSpans(selStart, selEnd, ClickableSpan.class);
+                ClickableSpan[] links = buffer.getSpans(selStart, selEnd, ClickableSpan.class);
 
-            if (link.length != 1)
-                return false;
+                if (links.length != 1) {
+                    return false;
+                }
 
-            link[0].onClick(widget);
-            break;
+                ClickableSpan link = links[0];
+                if (link instanceof TextLinkSpan) {
+                    ((TextLinkSpan) link).onClick(widget, TextLinkSpan.INVOCATION_METHOD_KEYBOARD);
+                } else {
+                    link.onClick(widget);
+                }
+                break;
 
-        case UP:
-            int bestStart, bestEnd;
+            case UP:
+                int bestStart, bestEnd;
 
-            bestStart = -1;
-            bestEnd = -1;
+                bestStart = -1;
+                bestEnd = -1;
 
-            for (int i = 0; i < candidates.length; i++) {
-                int end = buffer.getSpanEnd(candidates[i]);
+                for (int i = 0; i < candidates.length; i++) {
+                    int end = buffer.getSpanEnd(candidates[i]);
 
-                if (end < selEnd || selStart == selEnd) {
-                    if (end > bestEnd) {
-                        bestStart = buffer.getSpanStart(candidates[i]);
-                        bestEnd = end;
+                    if (end < selEnd || selStart == selEnd) {
+                        if (end > bestEnd) {
+                            bestStart = buffer.getSpanStart(candidates[i]);
+                            bestEnd = end;
+                        }
                     }
                 }
-            }
 
-            if (bestStart >= 0) {
-                Selection.setSelection(buffer, bestEnd, bestStart);
-                return true;
-            }
+                if (bestStart >= 0) {
+                    Selection.setSelection(buffer, bestEnd, bestStart);
+                    return true;
+                }
 
-            break;
+                break;
 
-        case DOWN:
-            bestStart = Integer.MAX_VALUE;
-            bestEnd = Integer.MAX_VALUE;
+            case DOWN:
+                bestStart = Integer.MAX_VALUE;
+                bestEnd = Integer.MAX_VALUE;
 
-            for (int i = 0; i < candidates.length; i++) {
-                int start = buffer.getSpanStart(candidates[i]);
+                for (int i = 0; i < candidates.length; i++) {
+                    int start = buffer.getSpanStart(candidates[i]);
 
-                if (start > selStart || selStart == selEnd) {
-                    if (start < bestStart) {
-                        bestStart = start;
-                        bestEnd = buffer.getSpanEnd(candidates[i]);
+                    if (start > selStart || selStart == selEnd) {
+                        if (start < bestStart) {
+                            bestStart = start;
+                            bestEnd = buffer.getSpanEnd(candidates[i]);
+                        }
                     }
                 }
-            }
 
-            if (bestEnd < Integer.MAX_VALUE) {
-                Selection.setSelection(buffer, bestStart, bestEnd);
-                return true;
-            }
+                if (bestEnd < Integer.MAX_VALUE) {
+                    Selection.setSelection(buffer, bestStart, bestEnd);
+                    return true;
+                }
 
-            break;
+                break;
         }
 
         return false;
@@ -215,8 +222,14 @@
             ClickableSpan[] links = buffer.getSpans(off, off, ClickableSpan.class);
 
             if (links.length != 0) {
+                ClickableSpan link = links[0];
                 if (action == MotionEvent.ACTION_UP) {
-                    links[0].onClick(widget);
+                    if (link instanceof TextLinkSpan) {
+                        ((TextLinkSpan) link).onClick(
+                                widget, TextLinkSpan.INVOCATION_METHOD_TOUCH);
+                    } else {
+                        link.onClick(widget);
+                    }
                 } else if (action == MotionEvent.ACTION_DOWN) {
                     if (widget.getContext().getApplicationInfo().targetSdkVersion
                             >= Build.VERSION_CODES.P) {
@@ -225,8 +238,8 @@
                         widget.hideFloatingToolbar(HIDE_FLOATING_TOOLBAR_DELAY_MS);
                     }
                     Selection.setSelection(buffer,
-                        buffer.getSpanStart(links[0]),
-                        buffer.getSpanEnd(links[0]));
+                            buffer.getSpanStart(link),
+                            buffer.getSpanEnd(link));
                 }
                 return true;
             } else {
diff --git a/core/java/android/view/IWindowManager.aidl b/core/java/android/view/IWindowManager.aidl
index 6486230..8395681 100644
--- a/core/java/android/view/IWindowManager.aidl
+++ b/core/java/android/view/IWindowManager.aidl
@@ -342,12 +342,6 @@
     int getDockedStackSide();
 
     /**
-     * Sets whether we are currently in a drag resize operation where we are changing the docked
-     * stack size.
-     */
-    void setDockedStackResizing(boolean resizing);
-
-    /**
      * Sets the region the user can touch the divider. This region will be excluded from the region
      * which is used to cause a focus switch when dispatching touch.
      */
diff --git a/core/java/android/view/textclassifier/TextLinks.java b/core/java/android/view/textclassifier/TextLinks.java
index 851b2c9..e7faf14 100644
--- a/core/java/android/view/textclassifier/TextLinks.java
+++ b/core/java/android/view/textclassifier/TextLinks.java
@@ -503,6 +503,22 @@
      */
     public static class TextLinkSpan extends ClickableSpan {
 
+        /**
+         * How the clickspan is triggered.
+         * @hide
+         */
+        @Retention(RetentionPolicy.SOURCE)
+        @IntDef({INVOCATION_METHOD_UNSPECIFIED, INVOCATION_METHOD_TOUCH,
+                INVOCATION_METHOD_KEYBOARD})
+        public @interface InvocationMethod {}
+
+        /** @hide */
+        public static final int INVOCATION_METHOD_UNSPECIFIED = -1;
+        /** @hide */
+        public static final int INVOCATION_METHOD_TOUCH = 0;
+        /** @hide */
+        public static final int INVOCATION_METHOD_KEYBOARD = 1;
+
         private final TextLink mTextLink;
 
         public TextLinkSpan(@NonNull TextLink textLink) {
@@ -511,16 +527,24 @@
 
         @Override
         public void onClick(View widget) {
+            onClick(widget, INVOCATION_METHOD_UNSPECIFIED);
+        }
+
+        /** @hide */
+        public final void onClick(View widget, @InvocationMethod int invocationMethod) {
             if (widget instanceof TextView) {
                 final TextView textView = (TextView) widget;
                 final Context context = textView.getContext();
                 if (TextClassificationManager.getSettings(context).isSmartLinkifyEnabled()) {
-                    if (textView.requestFocus()) {
-                        textView.requestActionMode(this);
-                    } else {
-                        // If textView can not take focus, then simply handle the click as it will
-                        // be difficult to get rid of the floating action mode.
-                        textView.handleClick(this);
+                    switch (invocationMethod) {
+                        case INVOCATION_METHOD_TOUCH:
+                            textView.requestActionMode(this);
+                            break;
+                        case INVOCATION_METHOD_KEYBOARD:// fall though
+                        case INVOCATION_METHOD_UNSPECIFIED:  // fall through
+                        default:
+                            textView.handleClick(this);
+                            break;
                     }
                 } else {
                     if (mTextLink.mUrlSpan != null) {
diff --git a/core/java/com/android/internal/widget/FloatingToolbar.java b/core/java/com/android/internal/widget/FloatingToolbar.java
index 2ce5a0b..63c2e96 100644
--- a/core/java/com/android/internal/widget/FloatingToolbar.java
+++ b/core/java/com/android/internal/widget/FloatingToolbar.java
@@ -1176,6 +1176,9 @@
                 final boolean showIcon = isFirstItem && menuItem.getItemId() == R.id.textAssist;
                 final View menuItemButton = createMenuItemButton(
                         mContext, menuItem, mIconTextSpacing, showIcon);
+                if (!showIcon && menuItemButton instanceof LinearLayout) {
+                    ((LinearLayout) menuItemButton).setGravity(Gravity.CENTER);
+                }
 
                 // Adding additional start padding for the first button to even out button spacing.
                 if (isFirstItem) {
@@ -1200,57 +1203,21 @@
                 final int menuItemButtonWidth = Math.min(
                         menuItemButton.getMeasuredWidth(), toolbarWidth);
 
-                final boolean isNewGroup = !isFirstItem && lastGroupId != menuItem.getGroupId();
-                final int extraPadding = isNewGroup ? menuItemButton.getPaddingEnd() * 2 : 0;
-
                 // Check if we can fit an item while reserving space for the overflowButton.
                 final boolean canFitWithOverflow =
                         menuItemButtonWidth <=
-                                availableWidth - mOverflowButtonSize.getWidth() - extraPadding;
+                                availableWidth - mOverflowButtonSize.getWidth();
                 final boolean canFitNoOverflow =
-                        isLastItem && menuItemButtonWidth <= availableWidth - extraPadding;
+                        isLastItem && menuItemButtonWidth <= availableWidth;
                 if (canFitWithOverflow || canFitNoOverflow) {
-                    if (isNewGroup) {
-                        final View divider = createDivider(mContext);
-                        final int dividerWidth = divider.getLayoutParams().width;
-
-                        // Add extra padding to the end of the previous button.
-                        // Half of the extra padding (less borderWidth) goes to the previous button.
-                        final View previousButton = mMainPanel.getChildAt(
-                                mMainPanel.getChildCount() - 1);
-                        final int prevPaddingEnd = previousButton.getPaddingEnd()
-                                + extraPadding / 2 - dividerWidth;
-                        previousButton.setPaddingRelative(
-                                previousButton.getPaddingStart(),
-                                previousButton.getPaddingTop(),
-                                prevPaddingEnd,
-                                previousButton.getPaddingBottom());
-                        final ViewGroup.LayoutParams prevParams = previousButton.getLayoutParams();
-                        prevParams.width += extraPadding / 2 - dividerWidth;
-                        previousButton.setLayoutParams(prevParams);
-
-                        // Add extra padding to the start of this button.
-                        // Other half of the extra padding goes to this button.
-                        final int paddingStart = menuItemButton.getPaddingStart()
-                                + extraPadding / 2;
-                        menuItemButton.setPaddingRelative(
-                                paddingStart,
-                                menuItemButton.getPaddingTop(),
-                                menuItemButton.getPaddingEnd(),
-                                menuItemButton.getPaddingBottom());
-
-                        // Include a divider.
-                        mMainPanel.addView(divider);
-                    }
-
                     setButtonTagAndClickListener(menuItemButton, menuItem);
                     // Set tooltips for main panel items, but not overflow items (b/35726766).
                     menuItemButton.setTooltipText(menuItem.getTooltipText());
                     mMainPanel.addView(menuItemButton);
                     final ViewGroup.LayoutParams params = menuItemButton.getLayoutParams();
-                    params.width = menuItemButtonWidth + extraPadding / 2;
+                    params.width = menuItemButtonWidth;
                     menuItemButton.setLayoutParams(params);
-                    availableWidth -= menuItemButtonWidth + extraPadding;
+                    availableWidth -= menuItemButtonWidth;
                     remainingMenuItems.pop();
                 } else {
                     break;
@@ -1726,30 +1693,6 @@
         return popupWindow;
     }
 
-    private static View createDivider(Context context) {
-        // TODO: Inflate this instead.
-        View divider = new View(context);
-
-        int _1dp = (int) TypedValue.applyDimension(
-                TypedValue.COMPLEX_UNIT_DIP, 1, context.getResources().getDisplayMetrics());
-        LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(
-                _1dp, ViewGroup.LayoutParams.MATCH_PARENT);
-        params.setMarginsRelative(0, _1dp * 10, 0, _1dp * 10);
-        divider.setLayoutParams(params);
-
-        TypedArray a = context.obtainStyledAttributes(
-                new TypedValue().data, new int[] { R.attr.floatingToolbarDividerColor });
-        divider.setBackgroundColor(a.getColor(0, 0));
-        a.recycle();
-
-        divider.setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_NO);
-        divider.setEnabled(false);
-        divider.setFocusable(false);
-        divider.setContentDescription(null);
-
-        return divider;
-    }
-
     /**
      * Creates an "appear" animation for the specified view.
      *
diff --git a/core/res/res/values/dimens.xml b/core/res/res/values/dimens.xml
index 2aa40fd..a135b28 100644
--- a/core/res/res/values/dimens.xml
+++ b/core/res/res/values/dimens.xml
@@ -536,7 +536,7 @@
     <dimen name="floating_toolbar_menu_image_width">24dp</dimen>
     <dimen name="floating_toolbar_menu_image_button_width">56dp</dimen>
     <dimen name="floating_toolbar_menu_image_button_vertical_padding">12dp</dimen>
-    <dimen name="floating_toolbar_menu_button_side_padding">11dp</dimen>
+    <dimen name="floating_toolbar_menu_button_side_padding">8dp</dimen>
     <dimen name="floating_toolbar_overflow_image_button_width">60dp</dimen>
     <dimen name="floating_toolbar_overflow_side_padding">18dp</dimen>
     <dimen name="floating_toolbar_text_size">14sp</dimen>
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index 0de2cb0..590f988 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -1623,6 +1623,8 @@
   <java-symbol type="anim" name="task_open_enter_cross_profile_apps" />
   <java-symbol type="anim" name="activity_translucent_open_enter" />
   <java-symbol type="anim" name="activity_translucent_close_exit" />
+  <java-symbol type="anim" name="activity_open_enter" />
+  <java-symbol type="anim" name="activity_close_exit" />
 
   <java-symbol type="array" name="config_autoRotationTiltTolerance" />
   <java-symbol type="array" name="config_keyboardTapVibePattern" />
diff --git a/core/tests/coretests/src/android/app/servertransaction/TransactionExecutorTests.java b/core/tests/coretests/src/android/app/servertransaction/TransactionExecutorTests.java
index 3eefc36..fe58116 100644
--- a/core/tests/coretests/src/android/app/servertransaction/TransactionExecutorTests.java
+++ b/core/tests/coretests/src/android/app/servertransaction/TransactionExecutorTests.java
@@ -40,7 +40,10 @@
 
 import android.app.ActivityThread.ActivityClientRecord;
 import android.app.ClientTransactionHandler;
+import android.app.servertransaction.ActivityLifecycleItem.LifecycleState;
 import android.os.IBinder;
+import android.os.Parcel;
+import android.os.Parcelable;
 import android.platform.test.annotations.Presubmit;
 import android.support.test.filters.SmallTest;
 import android.support.test.runner.AndroidJUnit4;
@@ -50,7 +53,6 @@
 import org.junit.runner.RunWith;
 import org.mockito.InOrder;
 
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
@@ -231,12 +233,12 @@
 
     @Test
     public void testActivityResultRequiredStateResolution() {
-        ActivityResultItem activityResultItem = ActivityResultItem.obtain(new ArrayList<>());
+        PostExecItem postExecItem = new PostExecItem(ON_RESUME);
 
         IBinder token = mock(IBinder.class);
         ClientTransaction transaction = ClientTransaction.obtain(null /* client */,
                 token /* activityToken */);
-        transaction.addCallback(activityResultItem);
+        transaction.addCallback(postExecItem);
 
         // Verify resolution that should get to onPause
         mClientRecord.setState(ON_RESUME);
@@ -395,4 +397,54 @@
         return mExecutorHelper.getLifecyclePath(mClientRecord.getLifecycleState(), finish,
                 true /* excludeLastState */).toArray();
     }
+
+    /** A transaction item that requires some specific post-execution state. */
+    private static class PostExecItem extends StubItem {
+
+        @LifecycleState
+        private int mPostExecutionState;
+
+        PostExecItem(@LifecycleState int state) {
+            mPostExecutionState = state;
+        }
+
+        @Override
+        public int getPostExecutionState() {
+            return mPostExecutionState;
+        }
+    }
+
+    /** Stub implementation of a transaction item that works as a base class for items in tests. */
+    private static class StubItem extends ClientTransactionItem  {
+
+        private StubItem() {
+        }
+
+        private StubItem(Parcel in) {
+        }
+
+        @Override
+        public void execute(ClientTransactionHandler client, IBinder token,
+                PendingTransactionActions pendingActions) {
+        }
+
+        @Override
+        public void recycle() {
+        }
+
+        @Override
+        public void writeToParcel(Parcel dest, int flags) {
+        }
+
+        public static final Parcelable.Creator<StubItem> CREATOR =
+                new Parcelable.Creator<StubItem>() {
+                    public StubItem createFromParcel(Parcel in) {
+                        return new StubItem(in);
+                    }
+
+                    public StubItem[] newArray(int size) {
+                        return new StubItem[size];
+                    }
+                };
+    }
 }
diff --git a/core/tests/coretests/src/android/graphics/RectTest.java b/core/tests/coretests/src/android/graphics/RectTest.java
new file mode 100644
index 0000000..d31d7d5
--- /dev/null
+++ b/core/tests/coretests/src/android/graphics/RectTest.java
@@ -0,0 +1,50 @@
+/*
+ * 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 android.graphics;
+
+import static android.graphics.Rect.copyOrNull;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotSame;
+import static org.junit.Assert.assertNull;
+
+import android.platform.test.annotations.Presubmit;
+import android.support.test.filters.SmallTest;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+@RunWith(AndroidJUnit4.class)
+@SmallTest
+@Presubmit
+public class RectTest {
+
+    @Test
+    public void copyOrNull_passesThroughNull() {
+        assertNull(copyOrNull(null));
+    }
+
+    @Test
+    public void copyOrNull_copiesNonNull() {
+        final Rect orig = new Rect(1, 2, 3, 4);
+        final Rect copy = copyOrNull(orig);
+
+        assertEquals(orig, copy);
+        assertNotSame(orig, copy);
+    }
+}
diff --git a/graphics/java/android/graphics/Rect.java b/graphics/java/android/graphics/Rect.java
index aff942d..3843cb9 100644
--- a/graphics/java/android/graphics/Rect.java
+++ b/graphics/java/android/graphics/Rect.java
@@ -17,6 +17,7 @@
 package android.graphics;
 
 import android.annotation.CheckResult;
+import android.annotation.Nullable;
 import android.os.Parcel;
 import android.os.Parcelable;
 
@@ -99,6 +100,16 @@
         }
     }
 
+    /**
+     * Returns a copy of {@code r} if {@code r} is not {@code null}, or {@code null} otherwise.
+     *
+     * @hide
+     */
+    @Nullable
+    public static Rect copyOrNull(@Nullable Rect r) {
+        return r == null ? null : new Rect(r);
+    }
+
     @Override
     public boolean equals(Object o) {
         if (this == o) return true;
diff --git a/libs/hwui/Android.bp b/libs/hwui/Android.bp
index 213fa8e..0f04b5d 100644
--- a/libs/hwui/Android.bp
+++ b/libs/hwui/Android.bp
@@ -146,8 +146,6 @@
     name: "libhwui_defaults",
     defaults: ["hwui_defaults"],
 
-    shared_libs: ["libstatslog"],
-
     whole_static_libs: ["libskia"],
 
     srcs: [
@@ -336,7 +334,6 @@
     ],
     shared_libs: [
         "libmemunreachable",
-        "libstatslog",
     ],
     cflags: [
         "-include debug/wrap_gles.h",
@@ -404,7 +401,6 @@
     whole_static_libs: ["libhwui"],
     shared_libs: [
         "libmemunreachable",
-        "libstatslog",
     ],
 
     srcs: [
@@ -429,7 +425,6 @@
     whole_static_libs: ["libhwui_static_debug"],
     shared_libs: [
         "libmemunreachable",
-        "libstatslog",
     ],
 
     srcs: [
diff --git a/libs/hwui/JankTracker.cpp b/libs/hwui/JankTracker.cpp
index 81a7980..e6d2a6f 100644
--- a/libs/hwui/JankTracker.cpp
+++ b/libs/hwui/JankTracker.cpp
@@ -18,7 +18,6 @@
 
 #include <errno.h>
 #include <inttypes.h>
-#include <statslog.h>
 #include <sys/mman.h>
 
 #include <algorithm>
@@ -182,7 +181,6 @@
         ALOGI("%s", ss.str().c_str());
         // Just so we have something that counts up, the value is largely irrelevant
         ATRACE_INT(ss.str().c_str(), ++sDaveyCount);
-        android::util::stats_write(android::util::DAVEY_OCCURRED, getuid(), ns2ms(totalDuration));
     }
 }
 
diff --git a/packages/SettingsLib/res/values/strings.xml b/packages/SettingsLib/res/values/strings.xml
index 6368607..50c9b5c 100644
--- a/packages/SettingsLib/res/values/strings.xml
+++ b/packages/SettingsLib/res/values/strings.xml
@@ -902,16 +902,18 @@
     <!-- Summary shown for color space correction preference when its value is overridden by another preference [CHAR LIMIT=35] -->
     <string name="daltonizer_type_overridden">Overridden by <xliff:g id="title" example="Simulate color space">%1$s</xliff:g></string>
 
+    <!-- [CHAR_LIMIT=NONE] Label for battery on main page of settings -->
+    <string name="power_remaining_settings_home_page"><xliff:g id="percentage" example="10%">%1$s</xliff:g> - <xliff:g id="time_string" example="1 hour left based on your usage">%2$s</xliff:g></string>
     <!-- [CHAR_LIMIT=40] Label for estimated remaining duration of battery discharging -->
-    <string name="power_remaining_duration_only">About <xliff:g id="time">%1$s</xliff:g> left</string>
+    <string name="power_remaining_duration_only">About <xliff:g id="time_remaining">%1$s</xliff:g> left</string>
     <!-- [CHAR_LIMIT=40] Label for battery level chart when discharging with duration -->
-    <string name="power_discharging_duration">About <xliff:g id="time">%1$s</xliff:g> left (<xliff:g id="level">%2$s</xliff:g>)</string>
+    <string name="power_discharging_duration">About <xliff:g id="time_remaining">%1$s</xliff:g> left (<xliff:g id="level">%2$s</xliff:g>)</string>
     <!-- [CHAR_LIMIT=60] Label for estimated remaining duration of battery discharging -->
-    <string name="power_remaining_duration_only_enhanced">About <xliff:g id="time">%1$s</xliff:g> left based on your usage</string>
+    <string name="power_remaining_duration_only_enhanced">About <xliff:g id="time_remaining">%1$s</xliff:g> left based on your usage</string>
     <!-- [CHAR_LIMIT=60] Label for battery level chart when discharging with duration and using enhanced estimate -->
-    <string name="power_discharging_duration_enhanced">About <xliff:g id="time">%1$s</xliff:g> left based on your usage (<xliff:g id="level">%2$s</xliff:g>)</string>
+    <string name="power_discharging_duration_enhanced">About <xliff:g id="time_remaining">%1$s</xliff:g> left based on your usage (<xliff:g id="level">%2$s</xliff:g>)</string>
     <!-- [CHAR_LIMIT=40] Short label for estimated remaining duration of battery charging/discharging -->
-    <string name="power_remaining_duration_only_short"><xliff:g id="time">%1$s</xliff:g> left</string>
+    <string name="power_remaining_duration_only_short"><xliff:g id="time_remaining">%1$s</xliff:g> left</string>
 
     <!-- [CHAR_LIMIT=100] Label for enhanced estimated time that phone will run out of battery -->
     <string name="power_discharge_by_enhanced">Should last until about <xliff:g id="time">%1$s</xliff:g> based on your usage (<xliff:g id="level">%2$s</xliff:g>)</string>
diff --git a/packages/SettingsLib/src/com/android/settingslib/SliceBroadcastRelay.java b/packages/SettingsLib/src/com/android/settingslib/SliceBroadcastRelay.java
new file mode 100644
index 0000000..e92b36a
--- /dev/null
+++ b/packages/SettingsLib/src/com/android/settingslib/SliceBroadcastRelay.java
@@ -0,0 +1,63 @@
+/*
+ * 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.settingslib;
+
+import android.content.BroadcastReceiver;
+import android.content.ComponentName;
+import android.content.ContentProvider;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.net.Uri;
+import android.os.Process;
+import android.os.UserHandle;
+
+/**
+ * Utility class that allows Settings to use SystemUI to relay broadcasts related to pinned slices.
+ */
+public class SliceBroadcastRelay {
+
+    public static final String ACTION_REGISTER
+            = "com.android.settingslib.action.REGISTER_SLICE_RECEIVER";
+    public static final String ACTION_UNREGISTER
+            = "com.android.settingslib.action.UNREGISTER_SLICE_RECEIVER";
+    public static final String SYSTEMUI_PACKAGE = "com.android.systemui";
+
+    public static final String EXTRA_URI = "uri";
+    public static final String EXTRA_RECEIVER = "receiver";
+    public static final String EXTRA_FILTER = "filter";
+
+    public static void registerReceiver(Context context, Uri registerKey,
+            Class<? extends BroadcastReceiver> receiver, IntentFilter filter) {
+        Intent registerBroadcast = new Intent(ACTION_REGISTER);
+        registerBroadcast.setPackage(SYSTEMUI_PACKAGE);
+        registerBroadcast.putExtra(EXTRA_URI, ContentProvider.maybeAddUserId(registerKey,
+                Process.myUserHandle().getIdentifier()));
+        registerBroadcast.putExtra(EXTRA_RECEIVER,
+                new ComponentName(context.getPackageName(), receiver.getName()));
+        registerBroadcast.putExtra(EXTRA_FILTER, filter);
+
+        context.sendBroadcastAsUser(registerBroadcast, UserHandle.SYSTEM);
+    }
+
+    public static void unregisterReceivers(Context context, Uri registerKey) {
+        Intent registerBroadcast = new Intent(ACTION_UNREGISTER);
+        registerBroadcast.setPackage(SYSTEMUI_PACKAGE);
+        registerBroadcast.putExtra(EXTRA_URI, ContentProvider.maybeAddUserId(registerKey,
+                Process.myUserHandle().getIdentifier()));
+
+        context.sendBroadcastAsUser(registerBroadcast, UserHandle.SYSTEM);
+    }
+}
diff --git a/packages/SystemUI/plugin/src/com/android/systemui/plugins/qs/QSTileView.java b/packages/SystemUI/plugin/src/com/android/systemui/plugins/qs/QSTileView.java
index ad300f4..53f7e44 100644
--- a/packages/SystemUI/plugin/src/com/android/systemui/plugins/qs/QSTileView.java
+++ b/packages/SystemUI/plugin/src/com/android/systemui/plugins/qs/QSTileView.java
@@ -50,6 +50,4 @@
     public abstract void onStateChanged(State state);
 
     public abstract int getDetailY();
-
-    public void setExpansion(float expansion) {}
 }
diff --git a/packages/SystemUI/res/layout/qs_tile_label.xml b/packages/SystemUI/res/layout/qs_tile_label.xml
index 74c22b0..49d142a 100644
--- a/packages/SystemUI/res/layout/qs_tile_label.xml
+++ b/packages/SystemUI/res/layout/qs_tile_label.xml
@@ -76,7 +76,7 @@
         android:layout_below="@id/label_group"
         android:clickable="false"
         android:ellipsize="marquee"
-        android:maxLines="1"
+        android:singleLine="true"
         android:padding="0dp"
         android:visibility="gone"
         android:gravity="center"
diff --git a/packages/SystemUI/res/values/config.xml b/packages/SystemUI/res/values/config.xml
index f49d3de4..7eb08c4 100644
--- a/packages/SystemUI/res/values/config.xml
+++ b/packages/SystemUI/res/values/config.xml
@@ -350,6 +350,7 @@
         <item>com.android.systemui.globalactions.GlobalActionsComponent</item>
         <item>com.android.systemui.ScreenDecorations</item>
         <item>com.android.systemui.fingerprint.FingerprintDialogImpl</item>
+        <item>com.android.systemui.SliceBroadcastRelayHandler</item>
     </string-array>
 
     <!-- SystemUI vender service, used in config_systemUIServiceComponents. -->
diff --git a/packages/SystemUI/shared/src/com/android/systemui/shared/recents/ISystemUiProxy.aidl b/packages/SystemUI/shared/src/com/android/systemui/shared/recents/ISystemUiProxy.aidl
index d22aab5..3ecf89c 100644
--- a/packages/SystemUI/shared/src/com/android/systemui/shared/recents/ISystemUiProxy.aidl
+++ b/packages/SystemUI/shared/src/com/android/systemui/shared/recents/ISystemUiProxy.aidl
@@ -49,4 +49,9 @@
      * Notifies SystemUI that Overview is shown.
      */
     void onOverviewShown(boolean fromHome) = 6;
+
+    /**
+     * Get the secondary split screen app's rectangle when not minimized.
+     */
+    Rect getNonMinimizedSplitScreenSecondaryBounds() = 7;
 }
diff --git a/packages/SystemUI/src/com/android/systemui/OverviewProxyService.java b/packages/SystemUI/src/com/android/systemui/OverviewProxyService.java
index e1540ea..282a8f1 100644
--- a/packages/SystemUI/src/com/android/systemui/OverviewProxyService.java
+++ b/packages/SystemUI/src/com/android/systemui/OverviewProxyService.java
@@ -22,7 +22,6 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.ServiceConnection;
-import android.content.pm.PackageManager;
 import android.graphics.Rect;
 import android.os.Binder;
 import android.os.Handler;
@@ -42,6 +41,7 @@
 import com.android.systemui.shared.recents.ISystemUiProxy;
 import com.android.systemui.shared.system.ActivityManagerWrapper;
 import com.android.systemui.shared.system.GraphicBufferCompat;
+import com.android.systemui.stackdivider.Divider;
 import com.android.systemui.statusbar.phone.StatusBar;
 import com.android.systemui.statusbar.policy.CallbackController;
 import com.android.systemui.statusbar.policy.DeviceProvisionedController;
@@ -147,6 +147,19 @@
                 Binder.restoreCallingIdentity(token);
             }
         }
+
+        public Rect getNonMinimizedSplitScreenSecondaryBounds() {
+            long token = Binder.clearCallingIdentity();
+            try {
+                Divider divider = ((SystemUIApplication) mContext).getComponent(Divider.class);
+                if (divider != null) {
+                    return divider.getView().getNonMinimizedSplitScreenSecondaryBounds();
+                }
+                return null;
+            } finally {
+                Binder.restoreCallingIdentity(token);
+            }
+        }
     };
 
     private final BroadcastReceiver mLauncherStateChangedReceiver = new BroadcastReceiver() {
diff --git a/packages/SystemUI/src/com/android/systemui/SliceBroadcastRelayHandler.java b/packages/SystemUI/src/com/android/systemui/SliceBroadcastRelayHandler.java
new file mode 100644
index 0000000..68f5836
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/SliceBroadcastRelayHandler.java
@@ -0,0 +1,114 @@
+/*
+ * 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.systemui;
+
+import android.content.BroadcastReceiver;
+import android.content.ComponentName;
+import android.content.ContentProvider;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.net.Uri;
+import android.os.UserHandle;
+import android.util.ArrayMap;
+import android.util.ArraySet;
+import android.util.Log;
+
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.settingslib.SliceBroadcastRelay;
+
+/**
+ * Allows settings to register certain broadcasts to launch the settings app for pinned slices.
+ * @see SliceBroadcastRelay
+ */
+public class SliceBroadcastRelayHandler extends SystemUI {
+    private static final String TAG = "SliceBroadcastRelay";
+    private static final boolean DEBUG = false;
+
+    private final ArrayMap<Uri, BroadcastRelay> mRelays = new ArrayMap<>();
+
+    @Override
+    public void start() {
+        if (DEBUG) Log.d(TAG, "Start");
+        IntentFilter filter = new IntentFilter(SliceBroadcastRelay.ACTION_REGISTER);
+        filter.addAction(SliceBroadcastRelay.ACTION_UNREGISTER);
+        mContext.registerReceiver(mReceiver, filter);
+    }
+
+    @VisibleForTesting
+    void handleIntent(Intent intent) {
+        if (SliceBroadcastRelay.ACTION_REGISTER.equals(intent.getAction())) {
+            Uri uri = intent.getParcelableExtra(SliceBroadcastRelay.EXTRA_URI);
+            ComponentName receiverClass =
+                    intent.getParcelableExtra(SliceBroadcastRelay.EXTRA_RECEIVER);
+            IntentFilter filter = intent.getParcelableExtra(SliceBroadcastRelay.EXTRA_FILTER);
+            if (DEBUG) Log.d(TAG, "Register " + uri + " " + receiverClass + " " + filter);
+            getOrCreateRelay(uri).register(mContext, receiverClass, filter);
+        } else if (SliceBroadcastRelay.ACTION_UNREGISTER.equals(intent.getAction())) {
+            Uri uri = intent.getParcelableExtra(SliceBroadcastRelay.EXTRA_URI);
+            if (DEBUG) Log.d(TAG, "Unregister " + uri);
+            getAndRemoveRelay(uri).unregister(mContext);
+        }
+    }
+
+    private BroadcastRelay getOrCreateRelay(Uri uri) {
+        BroadcastRelay ret = mRelays.get(uri);
+        if (ret == null) {
+            ret = new BroadcastRelay(uri);
+            mRelays.put(uri, ret);
+        }
+        return ret;
+    }
+
+    private BroadcastRelay getAndRemoveRelay(Uri uri) {
+        return mRelays.remove(uri);
+    }
+
+    private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            handleIntent(intent);
+        }
+    };
+
+    private static class BroadcastRelay extends BroadcastReceiver {
+
+        private final ArraySet<ComponentName> mReceivers = new ArraySet<>();
+        private final UserHandle mUserId;
+
+        public BroadcastRelay(Uri uri) {
+            mUserId = new UserHandle(ContentProvider.getUserIdFromUri(uri));
+        }
+
+        public void register(Context context, ComponentName receiver, IntentFilter filter) {
+            mReceivers.add(receiver);
+            context.registerReceiver(this, filter);
+        }
+
+        public void unregister(Context context) {
+            context.unregisterReceiver(this);
+        }
+
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND);
+            for (ComponentName receiver : mReceivers) {
+                intent.setComponent(receiver);
+                if (DEBUG) Log.d(TAG, "Forwarding " + receiver + " " + intent + " " + mUserId);
+                context.sendBroadcastAsUser(intent, mUserId);
+            }
+        }
+    }
+}
diff --git a/packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java b/packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java
index d8d07c0..1fd6023 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java
@@ -56,6 +56,7 @@
 
     private AnimatorSet mBounceAnimatorSet;
     private int mAnimatingToPage = -1;
+    private float mLastExpansion;
 
     public PagedTileLayout(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -172,8 +173,19 @@
 
     @Override
     public void setExpansion(float expansion) {
-        for (TileRecord tr : mTiles) {
-            tr.tileView.setExpansion(expansion);
+        mLastExpansion = expansion;
+        updateSelected();
+    }
+
+    private void updateSelected() {
+        // Start the marquee when fully expanded and stop when fully collapsed. Leave as is for
+        // other expansion ratios since there is no way way to pause the marquee.
+        if (mLastExpansion > 0f && mLastExpansion < 1f) {
+            return;
+        }
+        boolean selected = mLastExpansion == 1f;
+        for (int i = 0; i < mPages.size(); i++) {
+            mPages.get(i).setSelected(i == getCurrentItem() ? selected : false);
         }
     }
 
@@ -323,6 +335,7 @@
             new ViewPager.SimpleOnPageChangeListener() {
                 @Override
                 public void onPageSelected(int position) {
+                    updateSelected();
                     if (mPageIndicator == null) return;
                     if (mPageListener != null) {
                         mPageListener.onPageChanged(isLayoutRtl() ? position == mPages.size() - 1
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tileimpl/QSTileView.java b/packages/SystemUI/src/com/android/systemui/qs/tileimpl/QSTileView.java
index d21b06f..5649f7f 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tileimpl/QSTileView.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tileimpl/QSTileView.java
@@ -107,15 +107,6 @@
     }
 
     @Override
-    public void setExpansion(float expansion) {
-        // Start the marquee when fully expanded and stop when fully collapsed. Leave as is for
-        // other expansion ratios since there is no way way to pause the marquee.
-        boolean selected = expansion == 1f ? true : expansion == 0f ? false : mLabel.isSelected();
-        mLabel.setSelected(selected);
-        mSecondLine.setSelected(selected);
-    }
-
-    @Override
     protected void handleStateChanged(QSTile.State state) {
         super.handleStateChanged(state);
         if (!Objects.equals(mLabel.getText(), state.label) || mState != state.state) {
diff --git a/packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java b/packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java
index 3d8e037..1149ad1 100644
--- a/packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java
+++ b/packages/SystemUI/src/com/android/systemui/stackdivider/DividerView.java
@@ -378,6 +378,23 @@
         return mWindowManagerProxy;
     }
 
+    public Rect getNonMinimizedSplitScreenSecondaryBounds() {
+        calculateBoundsForPosition(mSnapTargetBeforeMinimized.position,
+                DockedDividerUtils.invertDockSide(mDockSide), mOtherTaskRect);
+        switch (mDockSide) {
+            case WindowManager.DOCKED_LEFT:
+                mOtherTaskRect.right -= mStableInsets.right;
+                break;
+            case WindowManager.DOCKED_RIGHT:
+                mOtherTaskRect.left -= mStableInsets.left;
+                break;
+            case WindowManager.DOCKED_TOP:
+                mOtherTaskRect.bottom -= mStableInsets.bottom;
+                break;
+        }
+        return mOtherTaskRect;
+    }
+
     public boolean startDragging(boolean animate, boolean touching) {
         cancelFlingAnimation();
         if (touching) {
diff --git a/packages/SystemUI/src/com/android/systemui/stackdivider/WindowManagerProxy.java b/packages/SystemUI/src/com/android/systemui/stackdivider/WindowManagerProxy.java
index 85a6062..1e5b37c 100644
--- a/packages/SystemUI/src/com/android/systemui/stackdivider/WindowManagerProxy.java
+++ b/packages/SystemUI/src/com/android/systemui/stackdivider/WindowManagerProxy.java
@@ -180,7 +180,7 @@
             @Override
             public void run() {
                 try {
-                    WindowManagerGlobal.getWindowManagerService().setDockedStackResizing(resizing);
+                    ActivityManager.getService().setSplitScreenResizing(resizing);
                 } catch (RemoteException e) {
                     Log.w(TAG, "Error calling setDockedStackResizing: " + e);
                 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/car/UserGridRecyclerView.java b/packages/SystemUI/src/com/android/systemui/statusbar/car/UserGridRecyclerView.java
index dbd1cd4..f1e2302 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/car/UserGridRecyclerView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/car/UserGridRecyclerView.java
@@ -20,7 +20,9 @@
 import android.content.pm.UserInfo;
 import android.content.res.ColorStateList;
 import android.content.res.Resources;
+import android.graphics.Bitmap;
 import android.os.AsyncTask;
+import android.os.UserHandle;
 import android.support.v7.widget.RecyclerView;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
@@ -31,6 +33,7 @@
 
 import androidx.car.widget.PagedListView;
 
+import com.android.internal.util.UserIcons;
 import com.android.settingslib.users.UserManagerHelper;
 import com.android.systemui.R;
 
@@ -180,13 +183,7 @@
         @Override
         public void onBindViewHolder(UserAdapterViewHolder holder, int position) {
             UserRecord userRecord = mUsers.get(position);
-            if (!userRecord.mIsAddUser) {
-                holder.mUserAvatarImageView.setImageBitmap(mUserManagerHelper
-                        .getUserIcon(userRecord.mInfo));
-            } else {
-                holder.mUserAvatarImageView.setImageDrawable(mContext
-                        .getDrawable(R.drawable.car_add_circle_round));
-            }
+            holder.mUserAvatarImageView.setImageBitmap(getUserRecordIcon(userRecord));
             holder.mUserNameTextView.setText(userRecord.mInfo.name);
             holder.mView.setOnClickListener(v -> {
                 if (userRecord == null) {
@@ -219,6 +216,20 @@
 
         }
 
+        private Bitmap getUserRecordIcon(UserRecord userRecord) {
+            if (userRecord.mIsStartGuestSession) {
+                return UserIcons.convertToBitmap(UserIcons.getDefaultUserIcon(
+                                mContext.getResources(), UserHandle.USER_NULL, false));
+            }
+
+            if (userRecord.mIsAddUser) {
+                return UserIcons.convertToBitmap(mContext
+                        .getDrawable(R.drawable.car_add_circle_round));
+            }
+
+            return mUserManagerHelper.getUserIcon(userRecord.mInfo);
+        }
+
         private class AddNewUserTask extends AsyncTask<String, Void, UserInfo> {
 
             @Override
diff --git a/packages/SystemUI/tests/AndroidManifest.xml b/packages/SystemUI/tests/AndroidManifest.xml
index 767a24a..1be8322 100644
--- a/packages/SystemUI/tests/AndroidManifest.xml
+++ b/packages/SystemUI/tests/AndroidManifest.xml
@@ -57,6 +57,12 @@
         <service
             android:name="com.android.systemui.qs.external.TileLifecycleManagerTests$FakeTileService"
             android:process=":killable" />
+
+        <receiver android:name="com.android.systemui.SliceBroadcastRelayHandlerTest$Receiver">
+            <intent-filter>
+                <action android:name="com.android.systemui.action.TEST_ACTION" />
+            </intent-filter>
+        </receiver>
     </application>
 
     <instrumentation android:name="android.testing.TestableInstrumentation"
diff --git a/packages/SystemUI/tests/src/com/android/systemui/SliceBroadcastRelayHandlerTest.java b/packages/SystemUI/tests/src/com/android/systemui/SliceBroadcastRelayHandlerTest.java
new file mode 100644
index 0000000..4abac56
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/SliceBroadcastRelayHandlerTest.java
@@ -0,0 +1,130 @@
+/*
+ * 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.systemui;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.timeout;
+import static org.mockito.Mockito.verify;
+
+import android.content.BroadcastReceiver;
+import android.content.ComponentName;
+import android.content.ContentProvider;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.net.Uri;
+import android.support.test.filters.SmallTest;
+import android.testing.AndroidTestingRunner;
+
+import com.android.settingslib.SliceBroadcastRelay;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+
+@RunWith(AndroidTestingRunner.class)
+@SmallTest
+public class SliceBroadcastRelayHandlerTest extends SysuiTestCase {
+
+    private static final String TEST_ACTION = "com.android.systemui.action.TEST_ACTION";
+
+    @Test
+    public void testRegister() {
+        Uri testUri = new Uri.Builder()
+                .scheme(ContentResolver.SCHEME_CONTENT)
+                .authority("something")
+                .path("test")
+                .build();
+        SliceBroadcastRelayHandler relayHandler = new SliceBroadcastRelayHandler();
+        relayHandler.mContext = spy(mContext);
+
+        Intent intent = new Intent(SliceBroadcastRelay.ACTION_REGISTER);
+        intent.putExtra(SliceBroadcastRelay.EXTRA_URI, ContentProvider.maybeAddUserId(testUri, 0));
+        intent.putExtra(SliceBroadcastRelay.EXTRA_RECEIVER,
+                new ComponentName(mContext.getPackageName(), Receiver.class.getName()));
+        IntentFilter value = new IntentFilter(TEST_ACTION);
+        intent.putExtra(SliceBroadcastRelay.EXTRA_FILTER, value);
+
+        relayHandler.handleIntent(intent);
+        verify(relayHandler.mContext).registerReceiver(any(), eq(value));
+    }
+
+    @Test
+    public void testUnregister() {
+        Uri testUri = new Uri.Builder()
+                .scheme(ContentResolver.SCHEME_CONTENT)
+                .authority("something")
+                .path("test")
+                .build();
+        SliceBroadcastRelayHandler relayHandler = new SliceBroadcastRelayHandler();
+        relayHandler.mContext = spy(mContext);
+
+        Intent intent = new Intent(SliceBroadcastRelay.ACTION_REGISTER);
+        intent.putExtra(SliceBroadcastRelay.EXTRA_URI, ContentProvider.maybeAddUserId(testUri, 0));
+        intent.putExtra(SliceBroadcastRelay.EXTRA_RECEIVER,
+                new ComponentName(mContext.getPackageName(), Receiver.class.getName()));
+        IntentFilter value = new IntentFilter(TEST_ACTION);
+        intent.putExtra(SliceBroadcastRelay.EXTRA_FILTER, value);
+
+        relayHandler.handleIntent(intent);
+        ArgumentCaptor<BroadcastReceiver> relay = ArgumentCaptor.forClass(BroadcastReceiver.class);
+        verify(relayHandler.mContext).registerReceiver(relay.capture(), eq(value));
+
+        intent = new Intent(SliceBroadcastRelay.ACTION_UNREGISTER);
+        intent.putExtra(SliceBroadcastRelay.EXTRA_URI, ContentProvider.maybeAddUserId(testUri, 0));
+        relayHandler.handleIntent(intent);
+        verify(relayHandler.mContext).unregisterReceiver(eq(relay.getValue()));
+    }
+
+    @Test
+    public void testRelay() {
+        Receiver.sReceiver = mock(BroadcastReceiver.class);
+        Uri testUri = new Uri.Builder()
+                .scheme(ContentResolver.SCHEME_CONTENT)
+                .authority("something")
+                .path("test")
+                .build();
+        SliceBroadcastRelayHandler relayHandler = new SliceBroadcastRelayHandler();
+        relayHandler.mContext = spy(mContext);
+
+        Intent intent = new Intent(SliceBroadcastRelay.ACTION_REGISTER);
+        intent.putExtra(SliceBroadcastRelay.EXTRA_URI, ContentProvider.maybeAddUserId(testUri, 0));
+        intent.putExtra(SliceBroadcastRelay.EXTRA_RECEIVER,
+                new ComponentName(mContext.getPackageName(), Receiver.class.getName()));
+        IntentFilter value = new IntentFilter(TEST_ACTION);
+        intent.putExtra(SliceBroadcastRelay.EXTRA_FILTER, value);
+
+        relayHandler.handleIntent(intent);
+        ArgumentCaptor<BroadcastReceiver> relay = ArgumentCaptor.forClass(BroadcastReceiver.class);
+        verify(relayHandler.mContext).registerReceiver(relay.capture(), eq(value));
+        relay.getValue().onReceive(relayHandler.mContext, new Intent(TEST_ACTION));
+
+        verify(Receiver.sReceiver, timeout(2000)).onReceive(any(), any());
+    }
+
+    public static class Receiver extends BroadcastReceiver {
+        private static BroadcastReceiver sReceiver;
+
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            if (sReceiver != null) sReceiver.onReceive(context, intent);
+        }
+    }
+
+}
\ No newline at end of file
diff --git a/services/core/java/com/android/server/StorageManagerService.java b/services/core/java/com/android/server/StorageManagerService.java
index 99e0459..6c35bda 100644
--- a/services/core/java/com/android/server/StorageManagerService.java
+++ b/services/core/java/com/android/server/StorageManagerService.java
@@ -25,11 +25,9 @@
 import static android.os.storage.OnObbStateChangeListener.MOUNTED;
 import static android.os.storage.OnObbStateChangeListener.UNMOUNTED;
 
-import static com.android.internal.util.XmlUtils.readBooleanAttribute;
 import static com.android.internal.util.XmlUtils.readIntAttribute;
 import static com.android.internal.util.XmlUtils.readLongAttribute;
 import static com.android.internal.util.XmlUtils.readStringAttribute;
-import static com.android.internal.util.XmlUtils.writeBooleanAttribute;
 import static com.android.internal.util.XmlUtils.writeIntAttribute;
 import static com.android.internal.util.XmlUtils.writeLongAttribute;
 import static com.android.internal.util.XmlUtils.writeStringAttribute;
@@ -249,7 +247,6 @@
     private static final String TAG_VOLUMES = "volumes";
     private static final String ATTR_VERSION = "version";
     private static final String ATTR_PRIMARY_STORAGE_UUID = "primaryStorageUuid";
-    private static final String ATTR_FORCE_ADOPTABLE = "forceAdoptable";
     private static final String TAG_VOLUME = "volume";
     private static final String ATTR_TYPE = "type";
     private static final String ATTR_FS_UUID = "fsUuid";
@@ -287,8 +284,6 @@
     private ArrayMap<String, VolumeRecord> mRecords = new ArrayMap<>();
     @GuardedBy("mLock")
     private String mPrimaryStorageUuid;
-    @GuardedBy("mLock")
-    private boolean mForceAdoptable;
 
     /** Map from disk ID to latches */
     @GuardedBy("mLock")
@@ -1011,9 +1006,14 @@
         @Override
         public void onDiskCreated(String diskId, int flags) {
             synchronized (mLock) {
-                if (SystemProperties.getBoolean(StorageManager.PROP_FORCE_ADOPTABLE, false)
-                        || mForceAdoptable) {
-                    flags |= DiskInfo.FLAG_ADOPTABLE;
+                final String value = SystemProperties.get(StorageManager.PROP_ADOPTABLE);
+                switch (value) {
+                    case "force_on":
+                        flags |= DiskInfo.FLAG_ADOPTABLE;
+                        break;
+                    case "force_off":
+                        flags &= ~DiskInfo.FLAG_ADOPTABLE;
+                        break;
                 }
                 mDisks.put(diskId, new DiskInfo(diskId, flags));
             }
@@ -1530,7 +1530,6 @@
     private void readSettingsLocked() {
         mRecords.clear();
         mPrimaryStorageUuid = getDefaultPrimaryStorageUuid();
-        mForceAdoptable = false;
 
         FileInputStream fis = null;
         try {
@@ -1552,7 +1551,6 @@
                             mPrimaryStorageUuid = readStringAttribute(in,
                                     ATTR_PRIMARY_STORAGE_UUID);
                         }
-                        mForceAdoptable = readBooleanAttribute(in, ATTR_FORCE_ADOPTABLE, false);
 
                     } else if (TAG_VOLUME.equals(tag)) {
                         final VolumeRecord rec = readVolumeRecord(in);
@@ -1583,7 +1581,6 @@
             out.startTag(null, TAG_VOLUMES);
             writeIntAttribute(out, ATTR_VERSION, VERSION_FIX_PRIMARY);
             writeStringAttribute(out, ATTR_PRIMARY_STORAGE_UUID, mPrimaryStorageUuid);
-            writeBooleanAttribute(out, ATTR_FORCE_ADOPTABLE, mForceAdoptable);
             final int size = mRecords.size();
             for (int i = 0; i < size; i++) {
                 final VolumeRecord rec = mRecords.valueAt(i);
@@ -1980,12 +1977,25 @@
             }
         }
 
-        if ((mask & StorageManager.DEBUG_FORCE_ADOPTABLE) != 0) {
-            synchronized (mLock) {
-                mForceAdoptable = (flags & StorageManager.DEBUG_FORCE_ADOPTABLE) != 0;
+        if ((mask & (StorageManager.DEBUG_ADOPTABLE_FORCE_ON
+                | StorageManager.DEBUG_ADOPTABLE_FORCE_OFF)) != 0) {
+            final String value;
+            if ((flags & StorageManager.DEBUG_ADOPTABLE_FORCE_ON) != 0) {
+                value = "force_on";
+            } else if ((flags & StorageManager.DEBUG_ADOPTABLE_FORCE_OFF) != 0) {
+                value = "force_off";
+            } else {
+                value = "";
+            }
 
-                writeSettingsLocked();
+            final long token = Binder.clearCallingIdentity();
+            try {
+                SystemProperties.set(StorageManager.PROP_ADOPTABLE, value);
+
+                // Reset storage to kick new setting into place
                 mHandler.obtainMessage(H_RESET).sendToTarget();
+            } finally {
+                Binder.restoreCallingIdentity(token);
             }
         }
 
@@ -3564,8 +3574,6 @@
                 pw.print(DataUnit.MEBIBYTES.toBytes(pair.second));
                 pw.println(" MiB)");
             }
-            pw.println("Force adoptable: " + mForceAdoptable);
-            pw.println();
             pw.println("Local unlocked users: " + Arrays.toString(mLocalUnlockedUsers));
             pw.println("System unlocked users: " + Arrays.toString(mSystemUnlockedUsers));
         }
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 6718d95..62a055d 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -11451,6 +11451,19 @@
     }
 
     @Override
+    public void setSplitScreenResizing(boolean resizing) {
+        enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "setSplitScreenResizing()");
+        final long ident = Binder.clearCallingIdentity();
+        try {
+            synchronized (this) {
+                mStackSupervisor.setSplitScreenResizing(resizing);
+            }
+        } finally {
+            Binder.restoreCallingIdentity(ident);
+        }
+    }
+
+    @Override
     public void resizePinnedStack(Rect pinnedBounds, Rect tempPinnedTaskBounds) {
         enforceCallerIsRecentsOrHasPermission(MANAGE_ACTIVITY_STACKS, "resizePinnedStack()");
         final long ident = Binder.clearCallingIdentity();
diff --git a/services/core/java/com/android/server/am/ActivityStack.java b/services/core/java/com/android/server/am/ActivityStack.java
index e20356f..95bae2e 100644
--- a/services/core/java/com/android/server/am/ActivityStack.java
+++ b/services/core/java/com/android/server/am/ActivityStack.java
@@ -1743,6 +1743,11 @@
         return getDisplay().isTopStack(this);
     }
 
+    boolean isTopActivityVisible() {
+        final ActivityRecord topActivity = getTopActivity();
+        return topActivity != null && topActivity.visible;
+    }
+
     /**
      * Returns true if the stack should be visible.
      *
diff --git a/services/core/java/com/android/server/am/ActivityStackSupervisor.java b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
index 6a3587c..0dc2445 100644
--- a/services/core/java/com/android/server/am/ActivityStackSupervisor.java
+++ b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
@@ -43,6 +43,7 @@
 import static android.app.WindowConfiguration.windowingModeToString;
 import static android.content.pm.PackageManager.PERMISSION_DENIED;
 import static android.content.pm.PackageManager.PERMISSION_GRANTED;
+import static android.graphics.Rect.copyOrNull;
 import static android.os.PowerManager.PARTIAL_WAKE_LOCK;
 import static android.os.Process.SYSTEM_UID;
 import static android.os.Trace.TRACE_TAG_ACTIVITY_MANAGER;
@@ -245,6 +246,20 @@
     // the activity callback indicating that it has completed pausing
     static final boolean PAUSE_IMMEDIATELY = true;
 
+    /** True if the docked stack is currently being resized. */
+    private boolean mDockedStackResizing;
+
+    /**
+     * True if there are pending docked bounds that need to be applied after
+     * {@link #mDockedStackResizing} is reset to false.
+     */
+    private boolean mHasPendingDockedBounds;
+    private Rect mPendingDockedBounds;
+    private Rect mPendingTempDockedTaskBounds;
+    private Rect mPendingTempDockedTaskInsetBounds;
+    private Rect mPendingTempOtherTaskBounds;
+    private Rect mPendingTempOtherTaskInsetBounds;
+
     /**
      * The modes which affect which tasks are returned when calling
      * {@link ActivityStackSupervisor#anyTaskForIdLocked(int)}.
@@ -2708,6 +2723,28 @@
                 moveTasksToFullscreenStackInSurfaceTransaction(fromStack, toDisplayId, onTop));
     }
 
+    void setSplitScreenResizing(boolean resizing) {
+        if (resizing == mDockedStackResizing) {
+            return;
+        }
+
+        mDockedStackResizing = resizing;
+        mWindowManager.setDockedStackResizing(resizing);
+
+        if (!resizing && mHasPendingDockedBounds) {
+            resizeDockedStackLocked(mPendingDockedBounds, mPendingTempDockedTaskBounds,
+                    mPendingTempDockedTaskInsetBounds, mPendingTempOtherTaskBounds,
+                    mPendingTempOtherTaskInsetBounds, PRESERVE_WINDOWS);
+
+            mHasPendingDockedBounds = false;
+            mPendingDockedBounds = null;
+            mPendingTempDockedTaskBounds = null;
+            mPendingTempDockedTaskInsetBounds = null;
+            mPendingTempOtherTaskBounds = null;
+            mPendingTempOtherTaskInsetBounds = null;
+        }
+    }
+
     void resizeDockedStackLocked(Rect dockedBounds, Rect tempDockedTaskBounds,
             Rect tempDockedTaskInsetBounds, Rect tempOtherTaskBounds, Rect tempOtherTaskInsetBounds,
             boolean preserveWindows) {
@@ -2731,6 +2768,15 @@
             return;
         }
 
+        if (mDockedStackResizing) {
+            mHasPendingDockedBounds = true;
+            mPendingDockedBounds = copyOrNull(dockedBounds);
+            mPendingTempDockedTaskBounds = copyOrNull(tempDockedTaskBounds);
+            mPendingTempDockedTaskInsetBounds = copyOrNull(tempDockedTaskInsetBounds);
+            mPendingTempOtherTaskBounds = copyOrNull(tempOtherTaskBounds);
+            mPendingTempOtherTaskInsetBounds = copyOrNull(tempOtherTaskInsetBounds);
+        }
+
         Trace.traceBegin(TRACE_TAG_ACTIVITY_MANAGER, "am.resizeDockedStack");
         mWindowManager.deferSurfaceLayout();
         try {
@@ -2765,6 +2811,11 @@
                     if (!current.affectedBySplitScreenResize()) {
                         continue;
                     }
+                    if (mDockedStackResizing && !current.isTopActivityVisible()) {
+                        // Non-visible stacks get resized once we're done with the resize
+                        // interaction.
+                        continue;
+                    }
                     // Need to set windowing mode here before we try to get the dock bounds.
                     current.setWindowingMode(WINDOWING_MODE_SPLIT_SCREEN_SECONDARY);
                     current.getStackDockedModeBounds(
diff --git a/services/core/java/com/android/server/am/EventLogTags.logtags b/services/core/java/com/android/server/am/EventLogTags.logtags
index 40b9e4f..ed891df 100644
--- a/services/core/java/com/android/server/am/EventLogTags.logtags
+++ b/services/core/java/com/android/server/am/EventLogTags.logtags
@@ -134,6 +134,8 @@
 30059 am_on_start_called (User|1|5),(Component Name|3),(Reason|3)
 # The activity's onDestroy has been called.
 30060 am_on_destroy_called (User|1|5),(Component Name|3),(Reason|3)
+# The activity's onActivityResult has been called.
+30062 am_on_activity_result_called (User|1|5),(Component Name|3),(Reason|3)
 
 # The task is being removed from its parent stack
 30061 am_remove_task (Task ID|1|5), (Stack ID|1|5)
\ No newline at end of file
diff --git a/services/core/java/com/android/server/net/NetworkStatsService.java b/services/core/java/com/android/server/net/NetworkStatsService.java
index ae7058d..9ef6c66 100644
--- a/services/core/java/com/android/server/net/NetworkStatsService.java
+++ b/services/core/java/com/android/server/net/NetworkStatsService.java
@@ -544,7 +544,8 @@
         final int usedFlags = isRateLimitedForPoll(callingUid)
                 ? flags & (~NetworkStatsManager.FLAG_POLL_ON_OPEN)
                 : flags;
-        if ((usedFlags & NetworkStatsManager.FLAG_POLL_ON_OPEN) != 0) {
+        if ((usedFlags & (NetworkStatsManager.FLAG_POLL_ON_OPEN
+                | NetworkStatsManager.FLAG_POLL_FORCE)) != 0) {
             final long ident = Binder.clearCallingIdentity();
             try {
                 performPoll(FLAG_PERSIST_ALL);
diff --git a/services/core/java/com/android/server/notification/ManagedServices.java b/services/core/java/com/android/server/notification/ManagedServices.java
index 4c8b91b..477b062 100644
--- a/services/core/java/com/android/server/notification/ManagedServices.java
+++ b/services/core/java/com/android/server/notification/ManagedServices.java
@@ -926,7 +926,11 @@
                 Slog.v(TAG, "    disconnecting old " + getCaption() + ": " + info.service);
                 removeServiceLocked(i);
                 if (info.connection != null) {
-                    mContext.unbindService(info.connection);
+                    try {
+                        mContext.unbindService(info.connection);
+                    } catch (IllegalArgumentException e) {
+                        Slog.e(TAG, "failed to unbind " + name, e);
+                    }
                 }
             }
         }
diff --git a/services/core/java/com/android/server/wm/AppTransition.java b/services/core/java/com/android/server/wm/AppTransition.java
index a24ac21..0dc06b2 100644
--- a/services/core/java/com/android/server/wm/AppTransition.java
+++ b/services/core/java/com/android/server/wm/AppTransition.java
@@ -554,7 +554,7 @@
         return null;
     }
 
-    Animation loadAnimationAttr(LayoutParams lp, int animAttr) {
+    Animation loadAnimationAttr(LayoutParams lp, int animAttr, int transit) {
         int anim = 0;
         Context context = mContext;
         if (animAttr >= 0) {
@@ -564,6 +564,7 @@
                 anim = ent.array.getResourceId(animAttr, 0);
             }
         }
+        anim = updateToTranslucentAnimIfNeeded(anim, transit);
         if (anim != 0) {
             return AnimationUtils.loadAnimation(context, anim);
         }
@@ -598,6 +599,16 @@
         return null;
     }
 
+    private int updateToTranslucentAnimIfNeeded(int anim, int transit) {
+        if (transit == TRANSIT_TRANSLUCENT_ACTIVITY_OPEN && anim == R.anim.activity_open_enter) {
+            return R.anim.activity_translucent_open_enter;
+        }
+        if (transit == TRANSIT_TRANSLUCENT_ACTIVITY_CLOSE && anim == R.anim.activity_close_exit) {
+            return R.anim.activity_translucent_close_exit;
+        }
+        return anim;
+    }
+
     /**
      * Compute the pivot point for an animation that is scaling from a small
      * rect on screen to a larger rect.  The pivot point varies depending on
@@ -1664,29 +1675,17 @@
                     "applyAnimation NEXT_TRANSIT_TYPE_OPEN_CROSS_PROFILE_APPS:"
                             + " anim=" + a + " transit=" + appTransitionToString(transit)
                             + " isEntrance=true" + " Callers=" + Debug.getCallers(3));
-        } else if (transit == TRANSIT_TRANSLUCENT_ACTIVITY_OPEN && enter) {
-            a = loadAnimationRes("android",
-                    com.android.internal.R.anim.activity_translucent_open_enter);
-            Slog.v(TAG,
-                    "applyAnimation TRANSIT_TRANSLUCENT_ACTIVITY_OPEN:"
-                            + " anim=" + a + " transit=" + appTransitionToString(transit)
-                            + " isEntrance=true" + " Callers=" + Debug.getCallers(3));
-        } else if (transit == TRANSIT_TRANSLUCENT_ACTIVITY_CLOSE && !enter) {
-            a = loadAnimationRes("android",
-                    com.android.internal.R.anim.activity_translucent_close_exit);
-            Slog.v(TAG,
-                    "applyAnimation TRANSIT_TRANSLUCENT_ACTIVITY_CLOSE:"
-                            + " anim=" + a + " transit=" + appTransitionToString(transit)
-                            + " isEntrance=false" + " Callers=" + Debug.getCallers(3));
         } else {
             int animAttr = 0;
             switch (transit) {
                 case TRANSIT_ACTIVITY_OPEN:
+                case TRANSIT_TRANSLUCENT_ACTIVITY_OPEN:
                     animAttr = enter
                             ? WindowAnimation_activityOpenEnterAnimation
                             : WindowAnimation_activityOpenExitAnimation;
                     break;
                 case TRANSIT_ACTIVITY_CLOSE:
+                case TRANSIT_TRANSLUCENT_ACTIVITY_CLOSE:
                     animAttr = enter
                             ? WindowAnimation_activityCloseEnterAnimation
                             : WindowAnimation_activityCloseExitAnimation;
@@ -1737,7 +1736,7 @@
                             ? WindowAnimation_launchTaskBehindSourceAnimation
                             : WindowAnimation_launchTaskBehindTargetAnimation;
             }
-            a = animAttr != 0 ? loadAnimationAttr(lp, animAttr) : null;
+            a = animAttr != 0 ? loadAnimationAttr(lp, animAttr, transit) : null;
             if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) Slog.v(TAG,
                     "applyAnimation:"
                     + " anim=" + a
diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index b1b026e..09e43f8 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -6864,7 +6864,6 @@
         }
     }
 
-    @Override
     public void setDockedStackResizing(boolean resizing) {
         synchronized (mWindowMap) {
             getDefaultDisplayContentLocked().getDockedDividerController().setResizing(resizing);
diff --git a/services/core/java/com/android/server/wm/WindowState.java b/services/core/java/com/android/server/wm/WindowState.java
index 6af730f..6c2821d 100644
--- a/services/core/java/com/android/server/wm/WindowState.java
+++ b/services/core/java/com/android/server/wm/WindowState.java
@@ -2405,6 +2405,7 @@
         @Override
         public void binderDied() {
             try {
+                boolean resetSplitScreenResizing = false;
                 synchronized(mService.mWindowMap) {
                     final WindowState win = mService.windowForClientLocked(mSession, mClient, false);
                     Slog.i(TAG, "WIN DEATH: " + win);
@@ -2424,13 +2425,23 @@
                             if (stack != null) {
                                 stack.resetDockedStackToMiddle();
                             }
-                            mService.setDockedStackResizing(false);
+                            resetSplitScreenResizing = true;
                         }
                     } else if (mHasSurface) {
                         Slog.e(TAG, "!!! LEAK !!! Window removed but surface still valid.");
                         WindowState.this.removeIfPossible();
                     }
                 }
+                if (resetSplitScreenResizing) {
+                    try {
+                        // Note: this calls into ActivityManager, so we must *not* hold the window
+                        // manager lock while calling this.
+                        mService.mActivityManager.setSplitScreenResizing(false);
+                    } catch (RemoteException e) {
+                        // Local call, shouldn't return RemoteException.
+                        throw e.rethrowAsRuntimeException();
+                    }
+                }
             } catch (IllegalArgumentException ex) {
                 // This will happen if the window has already been removed.
             }
@@ -4706,16 +4717,38 @@
         outPoint.offset(-mAttrs.surfaceInsets.left, -mAttrs.surfaceInsets.top);
     }
 
+    boolean needsRelativeLayeringToIme() {
+        // We only use the relative layering mode in split screen, as part of elevating the IME
+        // and windows above it's target above the docked divider.
+        if (!inSplitScreenWindowingMode()) {
+            return false;
+        }
+
+        if (isChildWindow()) {
+            // If we are a child of the input method target we need this promotion.
+            if (getParentWindow().isInputMethodTarget()) {
+                return true;
+            }
+        } else if (mAppToken != null) {
+            // Likewise if we share a token with the Input method target and are ordered
+            // above it but not necessarily a child (e.g. a Dialog) then we also need
+            // this promotion.
+            final WindowState imeTarget = mService.mInputMethodTarget;
+            boolean inTokenWithAndAboveImeTarget = imeTarget != null && imeTarget != this
+                    && imeTarget.mToken == mToken && imeTarget.compareTo(this) <= 0;
+            return inTokenWithAndAboveImeTarget;
+        }
+        return false;
+    }
+
     @Override
     void assignLayer(Transaction t, int layer) {
         // See comment in assignRelativeLayerForImeTargetChild
-        if (!isChildWindow()
-                || (!getParentWindow().isInputMethodTarget())
-                || !inSplitScreenWindowingMode()) {
-            super.assignLayer(t, layer);
+        if (needsRelativeLayeringToIme()) {
+            getDisplayContent().assignRelativeLayerForImeTargetChild(t, this);
             return;
         }
-        getDisplayContent().assignRelativeLayerForImeTargetChild(t, this);
+        super.assignLayer(t, layer);
     }
 
     @Override
diff --git a/services/core/java/com/android/server/wm/WindowStateAnimator.java b/services/core/java/com/android/server/wm/WindowStateAnimator.java
index 195274a..a3428f0 100644
--- a/services/core/java/com/android/server/wm/WindowStateAnimator.java
+++ b/services/core/java/com/android/server/wm/WindowStateAnimator.java
@@ -23,6 +23,7 @@
 import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_STARTING;
 import static android.view.WindowManager.LayoutParams.TYPE_INPUT_METHOD;
 import static android.view.WindowManager.LayoutParams.TYPE_WALLPAPER;
+import static android.view.WindowManager.TRANSIT_NONE;
 import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM;
 import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER;
 import static com.android.server.wm.DragResizeMode.DRAG_RESIZE_MODE_FREEFORM;
@@ -1360,7 +1361,7 @@
                         break;
                 }
                 if (attr >= 0) {
-                    a = mService.mAppTransition.loadAnimationAttr(mWin.mAttrs, attr);
+                    a = mService.mAppTransition.loadAnimationAttr(mWin.mAttrs, attr, TRANSIT_NONE);
                 }
             }
             if (DEBUG_ANIM) Slog.v(TAG,
diff --git a/services/tests/uiservicestests/src/com/android/server/notification/NotificationListenerServiceTest.java b/services/tests/uiservicestests/src/com/android/server/notification/NotificationListenerServiceTest.java
index 181fceb..ef9ba78 100644
--- a/services/tests/uiservicestests/src/com/android/server/notification/NotificationListenerServiceTest.java
+++ b/services/tests/uiservicestests/src/com/android/server/notification/NotificationListenerServiceTest.java
@@ -24,7 +24,13 @@
         .USER_SENTIMENT_POSITIVE;
 
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
 
+import android.app.INotificationManager;
 import android.app.NotificationChannel;
 import android.content.Intent;
 import android.os.Binder;
@@ -34,6 +40,7 @@
 import android.service.notification.NotificationListenerService.Ranking;
 import android.service.notification.NotificationRankingUpdate;
 import android.service.notification.SnoozeCriterion;
+import android.service.notification.StatusBarNotification;
 import android.support.test.runner.AndroidJUnit4;
 import android.test.suitebuilder.annotation.SmallTest;
 
@@ -52,6 +59,19 @@
     private String[] mKeys = new String[] { "key", "key1", "key2", "key3"};
 
     @Test
+    public void testGetActiveNotifications_notNull() throws Exception {
+        TestListenerService service = new TestListenerService();
+        INotificationManager noMan = service.getNoMan();
+        when(noMan.getActiveNotificationsFromListener(any(), any(), anyInt())).thenReturn(null);
+
+        assertNotNull(service.getActiveNotifications());
+        assertNotNull(service.getActiveNotifications(NotificationListenerService.TRIM_FULL));
+        assertNotNull(service.getActiveNotifications(new String[0]));
+        assertNotNull(service.getActiveNotifications(
+                new String[0], NotificationListenerService.TRIM_LIGHT));
+    }
+
+    @Test
     public void testRanking() throws Exception {
         TestListenerService service = new TestListenerService();
         service.applyUpdateLocked(generateUpdate());
@@ -180,7 +200,12 @@
         private final IBinder binder = new LocalBinder();
 
         public TestListenerService() {
+            mWrapper = mock(NotificationListenerWrapper.class);
+            mNoMan = mock(INotificationManager.class);
+        }
 
+        INotificationManager getNoMan() {
+            return mNoMan;
         }
 
         @Override
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index ba39ffd..19061f9 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -1841,24 +1841,23 @@
     }
 
     /**
-     * Returns the ISO country code equivalent of the current registered
-     * operator's MCC (Mobile Country Code).
+     * Returns the ISO country code equivalent of the MCC (Mobile Country Code) of the current
+     * registered operator, or nearby cell information if not registered.
+     * .
      * <p>
-     * Availability: Only when user is registered to a network. Result may be
-     * unreliable on CDMA networks (use {@link #getPhoneType()} to determine if
-     * on a CDMA network).
+     * Note: Result may be unreliable on CDMA networks (use {@link #getPhoneType()} to determine
+     * if on a CDMA network).
      */
     public String getNetworkCountryIso() {
         return getNetworkCountryIsoForPhone(getPhoneId());
     }
 
     /**
-     * Returns the ISO country code equivalent of the current registered
-     * operator's MCC (Mobile Country Code) of a subscription.
+     * Returns the ISO country code equivalent of the MCC (Mobile Country Code) of the current
+     * registered operator, or nearby cell information if not registered.
      * <p>
-     * Availability: Only when user is registered to a network. Result may be
-     * unreliable on CDMA networks (use {@link #getPhoneType()} to determine if
-     * on a CDMA network).
+     * Note: Result may be unreliable on CDMA networks (use {@link #getPhoneType()} to determine
+     * if on a CDMA network).
      *
      * @param subId for which Network CountryIso is returned
      * @hide
diff --git a/tools/aapt2/Resources.proto b/tools/aapt2/Resources.proto
index df483b2..d7a3771 100644
--- a/tools/aapt2/Resources.proto
+++ b/tools/aapt2/Resources.proto
@@ -306,6 +306,7 @@
 }
 
 // A value that represents a primitive data type (float, int, boolean, etc.).
+// Refer to Res_value in ResourceTypes.h for info on types and formatting
 message Primitive {
   message NullType {
   }
@@ -315,8 +316,8 @@
     NullType null_value = 1;
     EmptyType empty_value = 2;
     float float_value = 3;
-    float dimension_value = 4;
-    float fraction_value = 5;
+    uint32 dimension_value = 13;
+    uint32 fraction_value = 14;
     int32 int_decimal_value = 6;
     uint32 int_hexadecimal_value = 7;
     bool boolean_value = 8;
@@ -324,6 +325,8 @@
     uint32 color_rgb8_value = 10;
     uint32 color_argb4_value = 11;
     uint32 color_rgb4_value = 12;
+    float dimension_value_deprecated = 4 [deprecated=true];
+    float fraction_value_deprecated = 5 [deprecated=true];
   }
 }
 
diff --git a/tools/aapt2/format/proto/ProtoDeserialize.cpp b/tools/aapt2/format/proto/ProtoDeserialize.cpp
index f1eb952..3b101b7 100644
--- a/tools/aapt2/format/proto/ProtoDeserialize.cpp
+++ b/tools/aapt2/format/proto/ProtoDeserialize.cpp
@@ -780,13 +780,11 @@
         } break;
         case pb::Primitive::kDimensionValue: {
           val.dataType = android::Res_value::TYPE_DIMENSION;
-          float dimen_val = pb_prim.dimension_value();
-          val.data = *(uint32_t*)&dimen_val;
+          val.data  = pb_prim.dimension_value();
         } break;
         case pb::Primitive::kFractionValue: {
           val.dataType = android::Res_value::TYPE_FRACTION;
-          float fraction_val = pb_prim.fraction_value();
-          val.data = *(uint32_t*)&fraction_val;
+          val.data  = pb_prim.fraction_value();
         } break;
         case pb::Primitive::kIntDecimalValue: {
           val.dataType = android::Res_value::TYPE_INT_DEC;
@@ -816,6 +814,16 @@
           val.dataType = android::Res_value::TYPE_INT_COLOR_RGB4;
           val.data = pb_prim.color_rgb4_value();
         } break;
+        case pb::Primitive::kDimensionValueDeprecated: {  // DEPRECATED
+          val.dataType = android::Res_value::TYPE_DIMENSION;
+          float dimen_val = pb_prim.dimension_value_deprecated();
+          val.data = *(uint32_t*)&dimen_val;
+        } break;
+        case pb::Primitive::kFractionValueDeprecated: {  // DEPRECATED
+          val.dataType = android::Res_value::TYPE_FRACTION;
+          float fraction_val = pb_prim.fraction_value_deprecated();
+          val.data = *(uint32_t*)&fraction_val;
+        } break;
         default: {
           LOG(FATAL) << "Unexpected Primitive type: "
                      << static_cast<uint32_t>(pb_prim.oneof_value_case());
diff --git a/tools/aapt2/format/proto/ProtoSerialize.cpp b/tools/aapt2/format/proto/ProtoSerialize.cpp
index 2e56359..411cc29 100644
--- a/tools/aapt2/format/proto/ProtoSerialize.cpp
+++ b/tools/aapt2/format/proto/ProtoSerialize.cpp
@@ -452,10 +452,10 @@
         pb_prim->set_float_value(*(float*)&val.data);
       } break;
       case android::Res_value::TYPE_DIMENSION: {
-        pb_prim->set_dimension_value(*(float*)&val.data);
+        pb_prim->set_dimension_value(val.data);
       } break;
       case android::Res_value::TYPE_FRACTION: {
-        pb_prim->set_fraction_value(*(float*)&val.data);
+        pb_prim->set_fraction_value(val.data);
       } break;
       case android::Res_value::TYPE_INT_DEC: {
         pb_prim->set_int_decimal_value(static_cast<int32_t>(val.data));
diff --git a/tools/aapt2/format/proto/ProtoSerialize_test.cpp b/tools/aapt2/format/proto/ProtoSerialize_test.cpp
index 6366a3d..21fdbd8 100644
--- a/tools/aapt2/format/proto/ProtoSerialize_test.cpp
+++ b/tools/aapt2/format/proto/ProtoSerialize_test.cpp
@@ -271,6 +271,7 @@
           .AddValue("android:integer/hex_int_abcd", ResourceUtils::TryParseInt("0xABCD"))
           .AddValue("android:dimen/dimen_1.39mm", ResourceUtils::TryParseFloat("1.39mm"))
           .AddValue("android:fraction/fraction_27", ResourceUtils::TryParseFloat("27%"))
+          .AddValue("android:dimen/neg_2.3in", ResourceUtils::TryParseFloat("-2.3in"))
           .AddValue("android:integer/null", ResourceUtils::MakeEmpty())
           .Build();
 
@@ -353,6 +354,12 @@
   EXPECT_THAT(bp->value.dataType, Eq(android::Res_value::TYPE_FRACTION));
   EXPECT_THAT(bp->value.data, Eq(ResourceUtils::TryParseFloat("27%")->value.data));
 
+  bp = test::GetValueForConfigAndProduct<BinaryPrimitive>(&new_table, "android:dimen/neg_2.3in",
+                                                          ConfigDescription::DefaultConfig(), "");
+  ASSERT_THAT(bp, NotNull());
+  EXPECT_THAT(bp->value.dataType, Eq(android::Res_value::TYPE_DIMENSION));
+  EXPECT_THAT(bp->value.data, Eq(ResourceUtils::TryParseFloat("-2.3in")->value.data));
+
   bp = test::GetValueForConfigAndProduct<BinaryPrimitive>(&new_table, "android:integer/null",
                                                           ConfigDescription::DefaultConfig(), "");
   ASSERT_THAT(bp, NotNull());
diff --git a/tools/stats_log_api_gen/Android.bp b/tools/stats_log_api_gen/Android.bp
index 17819db..73b715a 100644
--- a/tools/stats_log_api_gen/Android.bp
+++ b/tools/stats_log_api_gen/Android.bp
@@ -98,9 +98,16 @@
     name: "libstatslog",
     generated_sources: ["statslog.cpp"],
     generated_headers: ["statslog.h"],
+    srcs: [
+        "stats_event_list.cpp",
+        "statsd_writer.cpp",
+    ],
     cflags: [
         "-Wall",
         "-Werror",
+        "-DLIBLOG_LOG_TAG=1006",
+        "-DWRITE_TO_STATSD=1",
+        "-DWRITE_TO_LOGD=0",
     ],
     export_generated_headers: ["statslog.h"],
     shared_libs: [
diff --git a/tools/stats_log_api_gen/main.cpp b/tools/stats_log_api_gen/main.cpp
index 4146e02..638549d 100644
--- a/tools/stats_log_api_gen/main.cpp
+++ b/tools/stats_log_api_gen/main.cpp
@@ -104,7 +104,7 @@
     fprintf(out, "#include <mutex>\n");
     fprintf(out, "#include <chrono>\n");
     fprintf(out, "#include <thread>\n");
-    fprintf(out, "#include <log/log_event_list.h>\n");
+    fprintf(out, "#include <stats_event_list.h>\n");
     fprintf(out, "#include <log/log.h>\n");
     fprintf(out, "#include <statslog.h>\n");
     fprintf(out, "#include <utils/SystemClock.h>\n");
@@ -242,7 +242,7 @@
 
         fprintf(out, "{\n");
         argIndex = 1;
-        fprintf(out, "    android_log_event_list event(kStatsEventTag);\n");
+        fprintf(out, "    stats_event_list event(kStatsEventTag);\n");
         fprintf(out, "    event << android::elapsedRealtimeNano();\n\n");
         fprintf(out, "    event << code;\n\n");
         for (vector<java_type_t>::const_iterator arg = signature->begin();
@@ -375,7 +375,7 @@
 
         fprintf(out, "{\n");
         argIndex = 1;
-        fprintf(out, "    android_log_event_list event(kStatsEventTag);\n");
+        fprintf(out, "    stats_event_list event(kStatsEventTag);\n");
         fprintf(out, "    event << android::elapsedRealtimeNano();\n\n");
         fprintf(out, "    event << code;\n\n");
         for (vector<java_type_t>::const_iterator arg = signature->begin();
diff --git a/tools/stats_log_api_gen/stats_event_list.cpp b/tools/stats_log_api_gen/stats_event_list.cpp
new file mode 100644
index 0000000..d456ef0
--- /dev/null
+++ b/tools/stats_log_api_gen/stats_event_list.cpp
@@ -0,0 +1,165 @@
+/*
+ * 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.
+ */
+
+#include "stats_event_list.h"
+
+#include "statsd_writer.h"
+
+namespace android {
+namespace util {
+
+enum ReadWriteFlag {
+    kAndroidLoggerRead = 1,
+    kAndroidLoggerWrite = 2,
+};
+
+typedef struct {
+    uint32_t tag;
+    unsigned pos; /* Read/write position into buffer */
+    unsigned count[ANDROID_MAX_LIST_NEST_DEPTH + 1]; /* Number of elements   */
+    unsigned list[ANDROID_MAX_LIST_NEST_DEPTH + 1];  /* pos for list counter */
+    unsigned list_nest_depth;
+    unsigned len; /* Length or raw buffer. */
+    bool overflow;
+    bool list_stop; /* next call decrement list_nest_depth and issue a stop */
+    ReadWriteFlag read_write_flag;
+    uint8_t storage[LOGGER_ENTRY_MAX_PAYLOAD];
+} android_log_context_internal;
+
+extern struct android_log_transport_write statsdLoggerWrite;
+
+static int __write_to_statsd_init(struct iovec* vec, size_t nr);
+static int (*write_to_statsd)(struct iovec* vec,
+                              size_t nr) = __write_to_statsd_init;
+
+int stats_write_list(android_log_context ctx) {
+    android_log_context_internal* context;
+    const char* msg;
+    ssize_t len;
+
+    context = (android_log_context_internal*)(ctx);
+    if (!context || (kAndroidLoggerWrite != context->read_write_flag)) {
+        return -EBADF;
+    }
+
+    if (context->list_nest_depth) {
+        return -EIO;
+    }
+
+    /* NB: if there was overflow, then log is truncated. Nothing reported */
+    context->storage[1] = context->count[0];
+    len = context->len = context->pos;
+    msg = (const char*)context->storage;
+    /* it's not a list */
+    if (context->count[0] <= 1) {
+        len -= sizeof(uint8_t) + sizeof(uint8_t);
+        if (len < 0) {
+            len = 0;
+        }
+        msg += sizeof(uint8_t) + sizeof(uint8_t);
+    }
+
+    struct iovec vec[2];
+    vec[0].iov_base = &context->tag;
+    vec[0].iov_len = sizeof(context->tag);
+    vec[1].iov_base = (void*)msg;
+    vec[1].iov_len = len;
+    return write_to_statsd(vec, 2);
+}
+
+int stats_event_list::write_to_logger(android_log_context ctx, log_id_t id) {
+    int retValue = 0;
+
+    if (WRITE_TO_LOGD) {
+        retValue = android_log_write_list(ctx, id);
+    }
+
+    if (WRITE_TO_STATSD) {
+        // log_event_list's cast operator is overloaded.
+        int ret = stats_write_list(static_cast<android_log_context>(*this));
+        // In debugging phase, we may write to both logd and statsd. Prefer to return
+        // statsd socket write error code here.
+        if (ret < 0) {
+            retValue = ret;
+        }
+    }
+
+    return retValue;
+}
+
+/* log_init_lock assumed */
+static int __write_to_statsd_initialize_locked() {
+    if (!statsdLoggerWrite.open || ((*statsdLoggerWrite.open)() < 0)) {
+        if (statsdLoggerWrite.close) {
+            (*statsdLoggerWrite.close)();
+            return -ENODEV;
+        }
+    }
+    return 1;
+}
+
+static int __write_to_stats_daemon(struct iovec* vec, size_t nr) {
+    int ret, save_errno;
+    struct timespec ts;
+    size_t len, i;
+
+    for (len = i = 0; i < nr; ++i) {
+        len += vec[i].iov_len;
+    }
+    if (!len) {
+        return -EINVAL;
+    }
+
+    save_errno = errno;
+    clock_gettime(CLOCK_REALTIME, &ts);
+
+    ret = 0;
+
+    ssize_t retval;
+    retval = (*statsdLoggerWrite.write)(&ts, vec, nr);
+    if (ret >= 0) {
+        ret = retval;
+    }
+
+    errno = save_errno;
+    return ret;
+}
+
+static int __write_to_statsd_init(struct iovec* vec, size_t nr) {
+    int ret, save_errno = errno;
+
+    statsd_writer_init_lock();
+
+    if (write_to_statsd == __write_to_statsd_init) {
+        ret = __write_to_statsd_initialize_locked();
+        if (ret < 0) {
+            statsd_writer_init_unlock();
+            errno = save_errno;
+            return ret;
+        }
+
+        write_to_statsd = __write_to_stats_daemon;
+    }
+
+    statsd_writer_init_unlock();
+
+    ret = write_to_statsd(vec, nr);
+    errno = save_errno;
+    return ret;
+}
+
+}  // namespace util
+}  // namespace android
\ No newline at end of file
diff --git a/tools/stats_log_api_gen/stats_event_list.h b/tools/stats_log_api_gen/stats_event_list.h
new file mode 100644
index 0000000..66b9918
--- /dev/null
+++ b/tools/stats_log_api_gen/stats_event_list.h
@@ -0,0 +1,219 @@
+/*
+ * 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.
+ */
+
+#ifndef ANDROID_STATS_LOG_STATS_EVENT_LIST_H
+#define ANDROID_STATS_LOG_STATS_EVENT_LIST_H
+
+#include <log/log_event_list.h>
+
+namespace android {
+namespace util {
+
+/**
+ * A copy of android_log_event_list class.
+ *
+ * android_log_event_list is going to be deprecated soon, so copy it here to avoid creating
+ * dependency on upstream code. TODO(b/78304629): Rewrite this code.
+ */
+class stats_event_list {
+private:
+    android_log_context ctx;
+    int ret;
+
+    stats_event_list(const stats_event_list&) = delete;
+    void operator=(const stats_event_list&) = delete;
+
+    int write_to_logger(android_log_context context, log_id_t id);
+
+public:
+    explicit stats_event_list(int tag) : ret(0) {
+        ctx = create_android_logger(static_cast<uint32_t>(tag));
+    }
+    explicit stats_event_list(log_msg& log_msg) : ret(0) {
+        ctx = create_android_log_parser(log_msg.msg() + sizeof(uint32_t),
+                                        log_msg.entry.len - sizeof(uint32_t));
+    }
+    ~stats_event_list() {
+        android_log_destroy(&ctx);
+    }
+
+    int close() {
+        int retval = android_log_destroy(&ctx);
+        if (retval < 0) ret = retval;
+        return retval;
+    }
+
+    /* To allow above C calls to use this class as parameter */
+    operator android_log_context() const {
+        return ctx;
+    }
+
+    /* return errors or transmit status */
+    int status() const {
+        return ret;
+    }
+
+    int begin() {
+        int retval = android_log_write_list_begin(ctx);
+        if (retval < 0) ret = retval;
+        return ret;
+    }
+    int end() {
+        int retval = android_log_write_list_end(ctx);
+        if (retval < 0) ret = retval;
+        return ret;
+    }
+
+    stats_event_list& operator<<(int32_t value) {
+        int retval = android_log_write_int32(ctx, value);
+        if (retval < 0) ret = retval;
+        return *this;
+    }
+
+    stats_event_list& operator<<(uint32_t value) {
+        int retval = android_log_write_int32(ctx, static_cast<int32_t>(value));
+        if (retval < 0) ret = retval;
+        return *this;
+    }
+
+    stats_event_list& operator<<(bool value) {
+        int retval = android_log_write_int32(ctx, value ? 1 : 0);
+        if (retval < 0) ret = retval;
+        return *this;
+    }
+
+    stats_event_list& operator<<(int64_t value) {
+        int retval = android_log_write_int64(ctx, value);
+        if (retval < 0) ret = retval;
+        return *this;
+    }
+
+    stats_event_list& operator<<(uint64_t value) {
+        int retval = android_log_write_int64(ctx, static_cast<int64_t>(value));
+        if (retval < 0) ret = retval;
+        return *this;
+    }
+
+    stats_event_list& operator<<(const char* value) {
+        int retval = android_log_write_string8(ctx, value);
+        if (retval < 0) ret = retval;
+        return *this;
+    }
+
+#if defined(_USING_LIBCXX)
+    stats_event_list& operator<<(const std::string& value) {
+        int retval = android_log_write_string8_len(ctx, value.data(), value.length());
+        if (retval < 0) ret = retval;
+        return *this;
+    }
+#endif
+
+    stats_event_list& operator<<(float value) {
+        int retval = android_log_write_float32(ctx, value);
+        if (retval < 0) ret = retval;
+        return *this;
+    }
+
+    int write(log_id_t id = LOG_ID_EVENTS) {
+        /* facilitate -EBUSY retry */
+        if ((ret == -EBUSY) || (ret > 0)) ret = 0;
+        int retval = write_to_logger(ctx, id);
+        /* existing errors trump transmission errors */
+        if (!ret) ret = retval;
+        return ret;
+    }
+
+    int operator<<(log_id_t id) {
+        write(id);
+        android_log_destroy(&ctx);
+        return ret;
+    }
+
+    /*
+     * Append<Type> methods removes any integer promotion
+     * confusion, and adds access to string with length.
+     * Append methods are also added for all types for
+     * convenience.
+     */
+
+    bool AppendInt(int32_t value) {
+        int retval = android_log_write_int32(ctx, value);
+        if (retval < 0) ret = retval;
+        return ret >= 0;
+    }
+
+    bool AppendLong(int64_t value) {
+        int retval = android_log_write_int64(ctx, value);
+        if (retval < 0) ret = retval;
+        return ret >= 0;
+    }
+
+    bool AppendString(const char* value) {
+        int retval = android_log_write_string8(ctx, value);
+        if (retval < 0) ret = retval;
+        return ret >= 0;
+    }
+
+    bool AppendString(const char* value, size_t len) {
+        int retval = android_log_write_string8_len(ctx, value, len);
+        if (retval < 0) ret = retval;
+        return ret >= 0;
+    }
+
+#if defined(_USING_LIBCXX)
+    bool AppendString(const std::string& value) {
+        int retval = android_log_write_string8_len(ctx, value.data(), value.length());
+        if (retval < 0) ret = retval;
+        return ret;
+    }
+
+    bool Append(const std::string& value) {
+        int retval = android_log_write_string8_len(ctx, value.data(), value.length());
+        if (retval < 0) ret = retval;
+        return ret;
+    }
+#endif
+
+    bool AppendFloat(float value) {
+        int retval = android_log_write_float32(ctx, value);
+        if (retval < 0) ret = retval;
+        return ret >= 0;
+    }
+
+    template <typename Tvalue>
+    bool Append(Tvalue value) {
+        *this << value;
+        return ret >= 0;
+    }
+
+    bool Append(const char* value, size_t len) {
+        int retval = android_log_write_string8_len(ctx, value, len);
+        if (retval < 0) ret = retval;
+        return ret >= 0;
+    }
+
+    android_log_list_element read() {
+        return android_log_read_next(ctx);
+    }
+    android_log_list_element peek() {
+        return android_log_peek_next(ctx);
+    }
+};
+
+}  // namespace util
+}  // namespace android
+
+#endif  // ANDROID_STATS_LOG_STATS_EVENT_LIST_H
diff --git a/tools/stats_log_api_gen/statsd_writer.cpp b/tools/stats_log_api_gen/statsd_writer.cpp
new file mode 100644
index 0000000..d736f7e
--- /dev/null
+++ b/tools/stats_log_api_gen/statsd_writer.cpp
@@ -0,0 +1,272 @@
+/*
+ * 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.
+ */
+#include "statsd_writer.h"
+
+#include <cutils/sockets.h>
+#include <endian.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <inttypes.h>
+#include <poll.h>
+#include <private/android_filesystem_config.h>
+#include <private/android_logger.h>
+#include <stdarg.h>
+#include <stdatomic.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <sys/un.h>
+#include <time.h>
+#include <unistd.h>
+
+/* branchless on many architectures. */
+#define min(x, y) ((y) ^ (((x) ^ (y)) & -((x) < (y))))
+
+namespace android {
+namespace util {
+
+static pthread_mutex_t log_init_lock = PTHREAD_MUTEX_INITIALIZER;
+
+void statsd_writer_init_lock() {
+    /*
+     * If we trigger a signal handler in the middle of locked activity and the
+     * signal handler logs a message, we could get into a deadlock state.
+     */
+    pthread_mutex_lock(&log_init_lock);
+}
+
+int statd_writer_trylock() {
+    return pthread_mutex_trylock(&log_init_lock);
+}
+
+void statsd_writer_init_unlock() {
+    pthread_mutex_unlock(&log_init_lock);
+}
+
+static int statsdAvailable();
+static int statsdOpen();
+static void statsdClose();
+static int statsdWrite(struct timespec* ts, struct iovec* vec, size_t nr);
+
+struct android_log_transport_write statsdLoggerWrite = {
+        .name = "statsd",
+        .available = statsdAvailable,
+        .open = statsdOpen,
+        .close = statsdClose,
+        .write = statsdWrite,
+};
+
+std::atomic_int android_log_transport_write::sock(-EBADF);
+
+/* log_init_lock assumed */
+static int statsdOpen() {
+    int i, ret = 0;
+
+    i = atomic_load(&statsdLoggerWrite.sock);
+    if (i < 0) {
+        int sock = TEMP_FAILURE_RETRY(
+                socket(PF_UNIX, SOCK_DGRAM | SOCK_CLOEXEC | SOCK_NONBLOCK, 0));
+        if (sock < 0) {
+            ret = -errno;
+        } else {
+            struct sockaddr_un un;
+            memset(&un, 0, sizeof(struct sockaddr_un));
+            un.sun_family = AF_UNIX;
+            strcpy(un.sun_path, "/dev/socket/statsdw");
+
+            if (TEMP_FAILURE_RETRY(connect(sock, (struct sockaddr*)&un,
+                                           sizeof(struct sockaddr_un))) < 0) {
+                ret = -errno;
+                switch (ret) {
+                    case -ENOTCONN:
+                    case -ECONNREFUSED:
+                    case -ENOENT:
+                        i = atomic_exchange(&statsdLoggerWrite.sock, ret);
+                    /* FALLTHRU */
+                    default:
+                        break;
+                }
+                close(sock);
+            } else {
+                ret = atomic_exchange(&statsdLoggerWrite.sock, sock);
+                if ((ret >= 0) && (ret != sock)) {
+                    close(ret);
+                }
+                ret = 0;
+            }
+        }
+    }
+
+    return ret;
+}
+
+static void __statsdClose(int negative_errno) {
+    int sock = atomic_exchange(&statsdLoggerWrite.sock, negative_errno);
+    if (sock >= 0) {
+        close(sock);
+    }
+}
+
+static void statsdClose() {
+    __statsdClose(-EBADF);
+}
+
+static int statsdAvailable() {
+    if (atomic_load(&statsdLoggerWrite.sock) < 0) {
+        if (access("/dev/socket/statsdw", W_OK) == 0) {
+            return 0;
+        }
+        return -EBADF;
+    }
+    return 1;
+}
+
+static int statsdWrite(struct timespec* ts, struct iovec* vec, size_t nr) {
+    ssize_t ret;
+    int sock;
+    static const unsigned headerLength = 1;
+    struct iovec newVec[nr + headerLength];
+    android_log_header_t header;
+    size_t i, payloadSize;
+    static atomic_int dropped;
+
+    sock = atomic_load(&statsdLoggerWrite.sock);
+    if (sock < 0)
+        switch (sock) {
+            case -ENOTCONN:
+            case -ECONNREFUSED:
+            case -ENOENT:
+                break;
+            default:
+                return -EBADF;
+        }
+    /*
+     *  struct {
+     *      // what we provide to socket
+     *      android_log_header_t header;
+     *      // caller provides
+     *      union {
+     *          struct {
+     *              char     prio;
+     *              char     payload[];
+     *          } string;
+     *          struct {
+     *              uint32_t tag
+     *              char     payload[];
+     *          } binary;
+     *      };
+     *  };
+     */
+
+    header.tid = gettid();
+    header.realtime.tv_sec = ts->tv_sec;
+    header.realtime.tv_nsec = ts->tv_nsec;
+
+    newVec[0].iov_base = (unsigned char*)&header;
+    newVec[0].iov_len = sizeof(header);
+
+    // If we dropped events before, try to tell statsd.
+    if (sock >= 0) {
+        int32_t snapshot =
+                atomic_exchange_explicit(&dropped, 0, memory_order_relaxed);
+        if (snapshot) {
+            android_log_event_int_t buffer;
+            header.id = LOG_ID_STATS;
+            buffer.header.tag = htole32(LIBLOG_LOG_TAG);
+            buffer.payload.type = EVENT_TYPE_INT;
+            buffer.payload.data = htole32(snapshot);
+
+            newVec[headerLength].iov_base = &buffer;
+            newVec[headerLength].iov_len = sizeof(buffer);
+
+            ret = TEMP_FAILURE_RETRY(writev(sock, newVec, 2));
+            if (ret != (ssize_t)(sizeof(header) + sizeof(buffer))) {
+                atomic_fetch_add_explicit(&dropped, snapshot,
+                                          memory_order_relaxed);
+            }
+        }
+    }
+
+    header.id = LOG_ID_STATS;
+
+    for (payloadSize = 0, i = headerLength; i < nr + headerLength; i++) {
+        newVec[i].iov_base = vec[i - headerLength].iov_base;
+        payloadSize += newVec[i].iov_len = vec[i - headerLength].iov_len;
+
+        if (payloadSize > LOGGER_ENTRY_MAX_PAYLOAD) {
+            newVec[i].iov_len -= payloadSize - LOGGER_ENTRY_MAX_PAYLOAD;
+            if (newVec[i].iov_len) {
+                ++i;
+            }
+            break;
+        }
+    }
+
+    /*
+     * The write below could be lost, but will never block.
+     *
+     * ENOTCONN occurs if statsd has died.
+     * ENOENT occurs if statsd is not running and socket is missing.
+     * ECONNREFUSED occurs if we can not reconnect to statsd.
+     * EAGAIN occurs if statsd is overloaded.
+     */
+    if (sock < 0) {
+        ret = sock;
+    } else {
+        ret = TEMP_FAILURE_RETRY(writev(sock, newVec, i));
+        if (ret < 0) {
+            ret = -errno;
+        }
+    }
+    switch (ret) {
+        case -ENOTCONN:
+        case -ECONNREFUSED:
+        case -ENOENT:
+            if (statd_writer_trylock()) {
+                return ret; /* in a signal handler? try again when less stressed
+                             */
+            }
+            __statsdClose(ret);
+            ret = statsdOpen();
+            statsd_writer_init_unlock();
+
+            if (ret < 0) {
+                return ret;
+            }
+
+            ret = TEMP_FAILURE_RETRY(
+                    writev(atomic_load(&statsdLoggerWrite.sock), newVec, i));
+            if (ret < 0) {
+                ret = -errno;
+            }
+        /* FALLTHRU */
+        default:
+            break;
+    }
+
+    if (ret > (ssize_t)sizeof(header)) {
+        ret -= sizeof(header);
+    } else if (ret == -EAGAIN) {
+        atomic_fetch_add_explicit(&dropped, 1, memory_order_relaxed);
+    }
+
+    return ret;
+}
+
+}  // namespace util
+}  // namespace android
\ No newline at end of file
diff --git a/tools/stats_log_api_gen/statsd_writer.h b/tools/stats_log_api_gen/statsd_writer.h
new file mode 100644
index 0000000..05ebc6c
--- /dev/null
+++ b/tools/stats_log_api_gen/statsd_writer.h
@@ -0,0 +1,49 @@
+/*
+ * 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.
+ */
+
+#ifndef ANDROID_STATS_LOG_STATS_WRITER_H
+#define ANDROID_STATS_LOG_STATS_WRITER_H
+
+#include <pthread.h>
+#include <stdatomic.h>
+#include <sys/socket.h>
+
+namespace android {
+namespace util {
+
+/**
+ * Internal lock should not be exposed. This is bad design.
+ * TODO: rewrite it in c++ code and encapsulate the functionality in a
+ * StatsdWriter class.
+ */
+void statsd_writer_init_lock();
+int statsd_writer_init_trylock();
+void statsd_writer_init_unlock();
+
+struct android_log_transport_write {
+    const char* name; /* human name to describe the transport */
+    static std::atomic_int sock;
+    int (*available)(); /* Does not cause resources to be taken */
+    int (*open)(); /* can be called multiple times, reusing current resources */
+    void (*close)(); /* free up resources */
+    /* write log to transport, returns number of bytes propagated, or -errno */
+    int (*write)(struct timespec* ts, struct iovec* vec, size_t nr);
+};
+
+}  // namespace util
+}  // namespace android
+
+#endif  // ANDROID_STATS_LOG_STATS_WRITER_H