Merge "Remove click listener from PIN views" into mnc-dev
diff --git a/api/current.txt b/api/current.txt
index 049d790..fb60f1c 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -570,7 +570,7 @@
     field public static final int fillViewport = 16843130; // 0x101017a
     field public static final int filter = 16843035; // 0x101011b
     field public static final int filterTouchesWhenObscured = 16843460; // 0x10102c4
-    field public static final int fingerprintDrawable = 16844025; // 0x10104f9
+    field public static final int fingerprintAuthDrawable = 16844025; // 0x10104f9
     field public static final int finishOnCloseSystemDialogs = 16843431; // 0x10102a7
     field public static final int finishOnTaskLaunch = 16842772; // 0x1010014
     field public static final int firstDayOfWeek = 16843581; // 0x101033d
@@ -26099,6 +26099,7 @@
     method public static boolean isDocumentUri(android.content.Context, android.net.Uri);
     method public static android.net.Uri renameDocument(android.content.ContentResolver, android.net.Uri, java.lang.String);
     field public static final java.lang.String EXTRA_ERROR = "error";
+    field public static final java.lang.String EXTRA_EXCLUDE_SELF = "android.provider.extra.EXCLUDE_SELF";
     field public static final java.lang.String EXTRA_INFO = "info";
     field public static final java.lang.String EXTRA_LOADING = "loading";
     field public static final java.lang.String PROVIDER_INTERFACE = "android.content.action.DOCUMENTS_PROVIDER";
@@ -26536,6 +26537,7 @@
     field public static final java.lang.String ACTION_DISPLAY_SETTINGS = "android.settings.DISPLAY_SETTINGS";
     field public static final java.lang.String ACTION_DREAM_SETTINGS = "android.settings.DREAM_SETTINGS";
     field public static final java.lang.String ACTION_HOME_SETTINGS = "android.settings.HOME_SETTINGS";
+    field public static final java.lang.String ACTION_IGNORE_BATTERY_OPTIMIZATION_SETTINGS = "android.settings.IGNORE_BATTERY_OPTIMIZATION_SETTINGS";
     field public static final java.lang.String ACTION_INPUT_METHOD_SETTINGS = "android.settings.INPUT_METHOD_SETTINGS";
     field public static final java.lang.String ACTION_INPUT_METHOD_SUBTYPE_SETTINGS = "android.settings.INPUT_METHOD_SUBTYPE_SETTINGS";
     field public static final java.lang.String ACTION_INTERNAL_STORAGE_SETTINGS = "android.settings.INTERNAL_STORAGE_SETTINGS";
diff --git a/api/system-current.txt b/api/system-current.txt
index 8b3c181..7816c3f 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -645,7 +645,7 @@
     field public static final int fillViewport = 16843130; // 0x101017a
     field public static final int filter = 16843035; // 0x101011b
     field public static final int filterTouchesWhenObscured = 16843460; // 0x10102c4
-    field public static final int fingerprintDrawable = 16844025; // 0x10104f9
+    field public static final int fingerprintAuthDrawable = 16844025; // 0x10104f9
     field public static final int finishOnCloseSystemDialogs = 16843431; // 0x10102a7
     field public static final int finishOnTaskLaunch = 16842772; // 0x1010014
     field public static final int firstDayOfWeek = 16843581; // 0x101033d
@@ -28029,6 +28029,7 @@
     method public static boolean isDocumentUri(android.content.Context, android.net.Uri);
     method public static android.net.Uri renameDocument(android.content.ContentResolver, android.net.Uri, java.lang.String);
     field public static final java.lang.String EXTRA_ERROR = "error";
+    field public static final java.lang.String EXTRA_EXCLUDE_SELF = "android.provider.extra.EXCLUDE_SELF";
     field public static final java.lang.String EXTRA_INFO = "info";
     field public static final java.lang.String EXTRA_LOADING = "loading";
     field public static final java.lang.String PROVIDER_INTERFACE = "android.content.action.DOCUMENTS_PROVIDER";
@@ -28568,6 +28569,7 @@
     field public static final java.lang.String ACTION_DISPLAY_SETTINGS = "android.settings.DISPLAY_SETTINGS";
     field public static final java.lang.String ACTION_DREAM_SETTINGS = "android.settings.DREAM_SETTINGS";
     field public static final java.lang.String ACTION_HOME_SETTINGS = "android.settings.HOME_SETTINGS";
+    field public static final java.lang.String ACTION_IGNORE_BATTERY_OPTIMIZATION_SETTINGS = "android.settings.IGNORE_BATTERY_OPTIMIZATION_SETTINGS";
     field public static final java.lang.String ACTION_INPUT_METHOD_SETTINGS = "android.settings.INPUT_METHOD_SETTINGS";
     field public static final java.lang.String ACTION_INPUT_METHOD_SUBTYPE_SETTINGS = "android.settings.INPUT_METHOD_SUBTYPE_SETTINGS";
     field public static final java.lang.String ACTION_INTERNAL_STORAGE_SETTINGS = "android.settings.INTERNAL_STORAGE_SETTINGS";
@@ -33514,6 +33516,10 @@
     field public static final int CALL_STATE_IDLE = 0; // 0x0
     field public static final int CALL_STATE_OFFHOOK = 2; // 0x2
     field public static final int CALL_STATE_RINGING = 1; // 0x1
+    field public static final int CARRIER_PRIVILEGE_STATUS_ERROR_LOADING_RULES = -2; // 0xfffffffe
+    field public static final int CARRIER_PRIVILEGE_STATUS_HAS_ACCESS = 1; // 0x1
+    field public static final int CARRIER_PRIVILEGE_STATUS_NO_ACCESS = 0; // 0x0
+    field public static final int CARRIER_PRIVILEGE_STATUS_RULES_NOT_LOADED = -1; // 0xffffffff
     field public static final int DATA_ACTIVITY_DORMANT = 4; // 0x4
     field public static final int DATA_ACTIVITY_IN = 1; // 0x1
     field public static final int DATA_ACTIVITY_INOUT = 3; // 0x3
diff --git a/cmds/am/src/com/android/commands/am/Am.java b/cmds/am/src/com/android/commands/am/Am.java
index b0a7dc7..bf3b455 100644
--- a/cmds/am/src/com/android/commands/am/Am.java
+++ b/cmds/am/src/com/android/commands/am/Am.java
@@ -305,11 +305,23 @@
                 "    [--eu <EXTRA_KEY> <EXTRA_URI_VALUE> ...]\n" +
                 "    [--ecn <EXTRA_KEY> <EXTRA_COMPONENT_NAME_VALUE>]\n" +
                 "    [--eia <EXTRA_KEY> <EXTRA_INT_VALUE>[,<EXTRA_INT_VALUE...]]\n" +
+                "        (mutiple extras passed as Integer[])\n" +
+                "    [--eial <EXTRA_KEY> <EXTRA_INT_VALUE>[,<EXTRA_INT_VALUE...]]\n" +
+                "        (mutiple extras passed as List<Integer>)\n" +
                 "    [--ela <EXTRA_KEY> <EXTRA_LONG_VALUE>[,<EXTRA_LONG_VALUE...]]\n" +
+                "        (mutiple extras passed as Long[])\n" +
+                "    [--elal <EXTRA_KEY> <EXTRA_LONG_VALUE>[,<EXTRA_LONG_VALUE...]]\n" +
+                "        (mutiple extras passed as List<Long>)\n" +
                 "    [--efa <EXTRA_KEY> <EXTRA_FLOAT_VALUE>[,<EXTRA_FLOAT_VALUE...]]\n" +
+                "        (mutiple extras passed as Float[])\n" +
+                "    [--efal <EXTRA_KEY> <EXTRA_FLOAT_VALUE>[,<EXTRA_FLOAT_VALUE...]]\n" +
+                "        (mutiple extras passed as List<Float>)\n" +
                 "    [--esa <EXTRA_KEY> <EXTRA_STRING_VALUE>[,<EXTRA_STRING_VALUE...]]\n" +
-                "        (to embed a comma into a string escape it using \"\\,\")\n" +
-                "    [-n <COMPONENT>] [-p <PACKAGE>] [-f <FLAGS>]\n" +
+                "        (mutiple extras passed as String[]; to embed a comma into a string,\n" +
+                "         escape it using \"\\,\")\n" +
+                "    [--esal <EXTRA_KEY> <EXTRA_STRING_VALUE>[,<EXTRA_STRING_VALUE...]]\n" +
+                "        (mutiple extras passed as List<String>; to embed a comma into a string,\n" +
+                "         escape it using \"\\,\")\n" +
                 "    [--grant-read-uri-permission] [--grant-write-uri-permission]\n" +
                 "    [--grant-persistable-uri-permission] [--grant-prefix-uri-permission]\n" +
                 "    [--debug-log-resolution] [--exclude-stopped-packages]\n" +
@@ -490,6 +502,15 @@
                     list[i] = Integer.decode(strings[i]);
                 }
                 intent.putExtra(key, list);
+            } else if (opt.equals("--eial")) {
+                String key = nextArgRequired();
+                String value = nextArgRequired();
+                String[] strings = value.split(",");
+                ArrayList<Integer> list = new ArrayList<>(strings.length);
+                for (int i = 0; i < strings.length; i++) {
+                    list.add(Integer.decode(strings[i]));
+                }
+                intent.putExtra(key, list);
             } else if (opt.equals("--el")) {
                 String key = nextArgRequired();
                 String value = nextArgRequired();
@@ -504,6 +525,16 @@
                 }
                 intent.putExtra(key, list);
                 hasIntentInfo = true;
+            } else if (opt.equals("--elal")) {
+                String key = nextArgRequired();
+                String value = nextArgRequired();
+                String[] strings = value.split(",");
+                ArrayList<Long> list = new ArrayList<>(strings.length);
+                for (int i = 0; i < strings.length; i++) {
+                    list.add(Long.valueOf(strings[i]));
+                }
+                intent.putExtra(key, list);
+                hasIntentInfo = true;
             } else if (opt.equals("--ef")) {
                 String key = nextArgRequired();
                 String value = nextArgRequired();
@@ -519,6 +550,16 @@
                 }
                 intent.putExtra(key, list);
                 hasIntentInfo = true;
+            } else if (opt.equals("--efal")) {
+                String key = nextArgRequired();
+                String value = nextArgRequired();
+                String[] strings = value.split(",");
+                ArrayList<Float> list = new ArrayList<>(strings.length);
+                for (int i = 0; i < strings.length; i++) {
+                    list.add(Float.valueOf(strings[i]));
+                }
+                intent.putExtra(key, list);
+                hasIntentInfo = true;
             } else if (opt.equals("--esa")) {
                 String key = nextArgRequired();
                 String value = nextArgRequired();
@@ -528,6 +569,19 @@
                 String[] strings = value.split("(?<!\\\\),");
                 intent.putExtra(key, strings);
                 hasIntentInfo = true;
+            } else if (opt.equals("--esal")) {
+                String key = nextArgRequired();
+                String value = nextArgRequired();
+                // Split on commas unless they are preceeded by an escape.
+                // The escape character must be escaped for the string and
+                // again for the regex, thus four escape characters become one.
+                String[] strings = value.split("(?<!\\\\),");
+                ArrayList<String> list = new ArrayList<>(strings.length);
+                for (int i = 0; i < strings.length; i++) {
+                    list.add(strings[i]);
+                }
+                intent.putExtra(key, list);
+                hasIntentInfo = true;
             } else if (opt.equals("--ez")) {
                 String key = nextArgRequired();
                 String value = nextArgRequired().toLowerCase();
diff --git a/cmds/screencap/screencap.cpp b/cmds/screencap/screencap.cpp
index dbc35af..c469ae4 100644
--- a/cmds/screencap/screencap.cpp
+++ b/cmds/screencap/screencap.cpp
@@ -30,6 +30,7 @@
 #include <gui/SurfaceComposerClient.h>
 #include <gui/ISurfaceComposer.h>
 
+#include <ui/DisplayInfo.h>
 #include <ui/PixelFormat.h>
 
 // TODO: Fix Skia.
@@ -159,9 +160,35 @@
     uint32_t w, s, h, f;
     size_t size = 0;
 
+    // Maps orientations from DisplayInfo to ISurfaceComposer
+    static const uint32_t ORIENTATION_MAP[] = {
+        ISurfaceComposer::eRotateNone, // 0 == DISPLAY_ORIENTATION_0
+        ISurfaceComposer::eRotate270, // 1 == DISPLAY_ORIENTATION_90
+        ISurfaceComposer::eRotate180, // 2 == DISPLAY_ORIENTATION_180
+        ISurfaceComposer::eRotate90, // 3 == DISPLAY_ORIENTATION_270
+    };
+
     ScreenshotClient screenshot;
     sp<IBinder> display = SurfaceComposerClient::getBuiltInDisplay(displayId);
-    if (display != NULL && screenshot.update(display, Rect(), false) == NO_ERROR) {
+    if (display == NULL) {
+        fprintf(stderr, "Unable to get handle for display %d\n", displayId);
+        return 1;
+    }
+
+    Vector<DisplayInfo> configs;
+    SurfaceComposerClient::getDisplayConfigs(display, &configs);
+    int activeConfig = SurfaceComposerClient::getActiveConfig(display);
+    if (static_cast<size_t>(activeConfig) >= configs.size()) {
+        fprintf(stderr, "Active config %d not inside configs (size %zu)\n",
+                activeConfig, configs.size());
+        return 1;
+    }
+    uint8_t displayOrientation = configs[activeConfig].orientation;
+    uint32_t captureOrientation = ORIENTATION_MAP[displayOrientation];
+
+    status_t result = screenshot.update(display, Rect(), 0, 0, 0, -1U,
+            false, captureOrientation);
+    if (result == NO_ERROR) {
         base = screenshot.getPixels();
         w = screenshot.getWidth();
         h = screenshot.getHeight();
diff --git a/core/java/android/app/Presentation.java b/core/java/android/app/Presentation.java
index bb45abb4..e110dcb 100644
--- a/core/java/android/app/Presentation.java
+++ b/core/java/android/app/Presentation.java
@@ -213,7 +213,7 @@
         // dismiss the presentation immediately.  This case is expected
         // to be rare but surprising, so we'll write a log message about it.
         if (!isConfigurationStillValid()) {
-            Log.i(TAG, "Presentation is being immediately dismissed because the "
+            Log.i(TAG, "Presentation is being dismissed because the "
                     + "display metrics have changed since it was created.");
             mHandler.sendEmptyMessage(MSG_CANCEL);
         }
@@ -274,6 +274,8 @@
         // is invalid and the application must recreate the presentation to get
         // a new context.
         if (!isConfigurationStillValid()) {
+            Log.i(TAG, "Presentation is being dismissed because the "
+                    + "display metrics have changed since it was created.");
             cancel();
         }
     }
diff --git a/core/java/android/app/admin/DevicePolicyManager.java b/core/java/android/app/admin/DevicePolicyManager.java
index 3ab0e01..bf44746 100644
--- a/core/java/android/app/admin/DevicePolicyManager.java
+++ b/core/java/android/app/admin/DevicePolicyManager.java
@@ -2275,7 +2275,7 @@
         if (mService != null) {
             try {
                 final String alias = getCaCertAlias(certBuffer);
-                mService.uninstallCaCert(admin, alias);
+                mService.uninstallCaCerts(admin, new String[] {alias});
             } catch (CertificateException e) {
                 Log.w(TAG, "Unable to parse certificate", e);
             } catch (RemoteException e) {
@@ -2322,12 +2322,11 @@
      */
     public void uninstallAllUserCaCerts(@Nullable ComponentName admin) {
         if (mService != null) {
-            for (String alias : new TrustedCertificateStore().userAliases()) {
-                try {
-                    mService.uninstallCaCert(admin, alias);
-                } catch (RemoteException re) {
-                    Log.w(TAG, "Failed talking with device policy service", re);
-                }
+            try {
+                mService.uninstallCaCerts(admin, new TrustedCertificateStore().userAliases()
+                        .toArray(new String[0]));
+            } catch (RemoteException re) {
+                Log.w(TAG, "Failed talking with device policy service", re);
             }
         }
     }
diff --git a/core/java/android/app/admin/IDevicePolicyManager.aidl b/core/java/android/app/admin/IDevicePolicyManager.aidl
index 8c7b20a..a700806 100644
--- a/core/java/android/app/admin/IDevicePolicyManager.aidl
+++ b/core/java/android/app/admin/IDevicePolicyManager.aidl
@@ -128,7 +128,7 @@
     boolean hasUserSetupCompleted();
 
     boolean installCaCert(in ComponentName admin, in byte[] certBuffer);
-    void uninstallCaCert(in ComponentName admin, in String alias);
+    void uninstallCaCerts(in ComponentName admin, in String[] aliases);
     void enforceCanManageCaCerts(in ComponentName admin);
 
     boolean installKeyPair(in ComponentName who, in byte[] privKeyBuffer, in byte[] certBuffer, String alias);
diff --git a/core/java/android/hardware/SensorManager.java b/core/java/android/hardware/SensorManager.java
index fda889f..d6b1142 100644
--- a/core/java/android/hardware/SensorManager.java
+++ b/core/java/android/hardware/SensorManager.java
@@ -1577,7 +1577,7 @@
      * Significant Motion, Step Counter etc.
      *
      * The tests which call this API need to have {@code
-     * android.permission.HARDWARE_TEST} permission which isn't
+     * android.permission.LOCATION_HADWARE} permission which isn't
      * available for third party applications.
      *
      * @param enable True to set the HAL in DATA_INJECTION mode.
@@ -1607,7 +1607,7 @@
      * the HAL is already in data injection mode.
      *
      * The tests which call this API need to have {@code
-     * android.permission.HARDWARE_TEST} permission which isn't
+     * android.permission.LOCATION_HARDWARE} permission which isn't
      * available for third party applications.
      *
      * @param sensor The sensor to inject.
diff --git a/core/java/android/hardware/SystemSensorManager.java b/core/java/android/hardware/SystemSensorManager.java
index 22a9e9c..d7960af 100644
--- a/core/java/android/hardware/SystemSensorManager.java
+++ b/core/java/android/hardware/SystemSensorManager.java
@@ -80,7 +80,7 @@
                 nativeClassInit();
             }
             mHasDataInjectionPermissions = context.checkSelfPermission(
-                    Manifest.permission.HARDWARE_TEST) == PackageManager.PERMISSION_GRANTED;
+                    Manifest.permission.LOCATION_HARDWARE) == PackageManager.PERMISSION_GRANTED;
         }
 
         // initialize the sensor list
@@ -233,7 +233,7 @@
     protected boolean enableDataInjectionImpl(boolean enable) {
         if (!mHasDataInjectionPermissions) {
             throw new SecurityException("Permission denial. Calling enableDataInjection without "
-                    + Manifest.permission.HARDWARE_TEST);
+                    + Manifest.permission.LOCATION_HARDWARE);
         }
         synchronized (mLock) {
             int ret = nativeEnableDataInjection(mNativeInstance, enable);
@@ -256,7 +256,7 @@
             long timestamp) {
         if (!mHasDataInjectionPermissions) {
             throw new SecurityException("Permission denial. Calling injectSensorData without "
-                    + Manifest.permission.HARDWARE_TEST);
+                    + Manifest.permission.LOCATION_HARDWARE);
         }
         synchronized (mLock) {
             if (!mDataInjectionMode) {
diff --git a/core/java/android/hardware/camera2/CameraCaptureSession.java b/core/java/android/hardware/camera2/CameraCaptureSession.java
index 82d40d3..c547b06 100644
--- a/core/java/android/hardware/camera2/CameraCaptureSession.java
+++ b/core/java/android/hardware/camera2/CameraCaptureSession.java
@@ -150,9 +150,17 @@
      * {@link CaptureRequest.Builder#addTarget}) must be a subset of the surfaces provided when this
      * capture session was created.</p>
      *
-     * <p>Multiple requests can be in progress at once. They are processed in
-     * first-in, first-out order, with minimal delays between each
-     * capture. Requests submitted through this method have higher priority than
+     * <p>Multiple regular and reprocess requests can be in progress at once. If there are only
+     * regular requests or reprocess requests in progress, they are processed in first-in,
+     * first-out order. If there are both regular and reprocess requests in progress, regular
+     * requests are processed in first-in, first-out order and reprocess requests are processed in
+     * first-in, first-out order, respectively. However, the processing order of a regular request
+     * and a reprocess request in progress is not specified. In other words, a regular request
+     * will always be processed before regular requets that are submitted later. A reprocess request
+     * will always be processed before reprocess requests that are submitted later. However, a
+     * regular request may not be processed before reprocess requests that are submitted later.<p>
+     *
+     * <p>Requests submitted through this method have higher priority than
      * those submitted through {@link #setRepeatingRequest} or
      * {@link #setRepeatingBurst}, and will be processed as soon as the current
      * repeat/repeatBurst processing completes.</p>
@@ -207,10 +215,13 @@
      * not be interleaved with requests submitted by other capture or repeat
      * calls.
      *
-     * <p>The requests will be captured in order, each capture producing one {@link CaptureResult}
-     * and image buffers for one or more target {@link android.view.Surface surfaces}. The target
-     * surfaces (set with {@link CaptureRequest.Builder#addTarget}) must be a subset of the surfaces
-     * provided when this capture session was created.</p>
+     * <p>Regular and reprocess requests can be mixed together in a single burst. Regular requests
+     * will be captured in order and reprocess requests will be processed in order, respectively.
+     * However, the processing order between a regular request and a reprocess request is not
+     * specified. Each capture produces one {@link CaptureResult} and image buffers for one or more
+     * target {@link android.view.Surface surfaces}. The target surfaces (set with
+     * {@link CaptureRequest.Builder#addTarget}) must be a subset of the surfaces provided when
+     * this capture session was created.</p>
      *
      * <p>The main difference between this method and simply calling
      * {@link #capture} repeatedly is that this method guarantees that no
diff --git a/core/java/android/hardware/camera2/impl/CameraDeviceImpl.java b/core/java/android/hardware/camera2/impl/CameraDeviceImpl.java
index c073ba5..ed167f0 100644
--- a/core/java/android/hardware/camera2/impl/CameraDeviceImpl.java
+++ b/core/java/android/hardware/camera2/impl/CameraDeviceImpl.java
@@ -1924,6 +1924,28 @@
         return mCharacteristics;
     }
 
+    /**
+     * A high speed output surface can only be preview or hardware encoder surface.
+     *
+     * @param surface The high speed output surface to be checked.
+     */
+    private void checkHighSpeedSurfaceFormat(Surface surface) {
+        // TODO: remove this override since the default format should be
+        // ImageFormat.PRIVATE. b/9487482
+        final int HAL_FORMAT_RGB_START = 1; // HAL_PIXEL_FORMAT_RGBA_8888 from graphics.h
+        final int HAL_FORMAT_RGB_END = 5; // HAL_PIXEL_FORMAT_BGRA_8888 from graphics.h
+        int surfaceFormat = SurfaceUtils.getSurfaceFormat(surface);
+        if (surfaceFormat >= HAL_FORMAT_RGB_START &&
+                surfaceFormat <= HAL_FORMAT_RGB_END) {
+            surfaceFormat = ImageFormat.PRIVATE;
+        }
+
+        if (surfaceFormat != ImageFormat.PRIVATE) {
+            throw new IllegalArgumentException("Surface format(" + surfaceFormat + ") is not"
+                    + " for preview or hardware video encoding!");
+        }
+    }
+
     private void checkConstrainedHighSpeedSurfaces(Collection<Surface> surfaces,
             Range<Integer> fpsRange) {
         if (surfaces == null || surfaces.size() == 0 || surfaces.size() > 2) {
@@ -1948,15 +1970,10 @@
         }
 
         for (Surface surface : surfaces) {
+            checkHighSpeedSurfaceFormat(surface);
+
             // Surface size must be supported high speed sizes.
             Size surfaceSize = SurfaceUtils.getSurfaceSize(surface);
-            int surfaceFormat = SurfaceUtils.getSurfaceFormat(surface);
-
-            if (surfaceFormat != ImageFormat.PRIVATE) {
-                throw new IllegalArgumentException("Surface format is not for preview or"
-                        + " hardware video encoding" + surfaceFormat);
-            }
-
             if (!highSpeedSizes.contains(surfaceSize)) {
                 throw new IllegalArgumentException("Surface size " + surfaceSize.toString() + " is"
                         + " not part of the high speed supported size list " +
diff --git a/core/java/android/hardware/camera2/legacy/LegacyCameraDevice.java b/core/java/android/hardware/camera2/legacy/LegacyCameraDevice.java
index cc9d496..a3a998e 100644
--- a/core/java/android/hardware/camera2/legacy/LegacyCameraDevice.java
+++ b/core/java/android/hardware/camera2/legacy/LegacyCameraDevice.java
@@ -565,7 +565,7 @@
             throw new IllegalArgumentException("Surface was abandoned", e);
         }
 
-        return previewConsumer && (surfaceFormat == ImageFormat.PRIVATE);
+        return previewConsumer;
     }
 
     public static boolean isVideoEncoderConsumer(Surface output) {
@@ -583,7 +583,7 @@
             throw new IllegalArgumentException("Surface was abandoned", e);
         }
 
-        return videoEncoderConsumer && (surfaceFormat == ImageFormat.PRIVATE);
+        return videoEncoderConsumer;
     }
 
     /**
diff --git a/core/java/android/hardware/camera2/utils/SurfaceUtils.java b/core/java/android/hardware/camera2/utils/SurfaceUtils.java
index 32e74e2..40005a5 100644
--- a/core/java/android/hardware/camera2/utils/SurfaceUtils.java
+++ b/core/java/android/hardware/camera2/utils/SurfaceUtils.java
@@ -16,6 +16,7 @@
 
 package android.hardware.camera2.utils;
 
+import android.graphics.ImageFormat;
 import android.hardware.camera2.legacy.LegacyCameraDevice;
 import android.hardware.camera2.legacy.LegacyExceptionUtils.BufferQueueAbandonedException;
 import android.util.Size;
@@ -27,7 +28,7 @@
 public class SurfaceUtils {
 
     /**
-     * Check if a surface is for preview consumer.
+     * Check if a surface is for preview consumer based on consumer end point Gralloc usage flags.
      *
      * @param surface The surface to be checked.
      * @return true if the surface is for preview consumer, false otherwise.
@@ -37,7 +38,8 @@
     }
 
     /**
-     * Check if the surface is for hardware video encoder consumer.
+     * Check if the surface is for hardware video encoder consumer based on consumer end point
+     * Gralloc usage flags.
      *
      * @param surface The surface to be checked.
      * @return true if the surface is for hardware video encoder consumer, false otherwise.
diff --git a/core/java/android/hardware/usb/IUsbManager.aidl b/core/java/android/hardware/usb/IUsbManager.aidl
index 881dc0f..31a6a962 100644
--- a/core/java/android/hardware/usb/IUsbManager.aidl
+++ b/core/java/android/hardware/usb/IUsbManager.aidl
@@ -85,6 +85,16 @@
     /* Sets the current USB function. */
     void setCurrentFunction(String function);
 
+    /* Sets whether USB data (for example, MTP exposed pictures) should be made
+     * available on the USB connection. Unlocking data should only be done with
+     * user involvement, since exposing pictures or other data could leak sensitive
+     * user information.
+     */
+    void setUsbDataUnlocked(boolean unlock);
+
+    /* Returns true iff sensitive user data is exposed on the USB connection. */
+    boolean isUsbDataUnlocked();
+
     /* Allow USB debugging from the attached host. If alwaysAllow is true, add the
      * the public key to list of host keys that the user has approved.
      */
diff --git a/core/java/android/hardware/usb/UsbManager.java b/core/java/android/hardware/usb/UsbManager.java
index 000d41f..c83f466 100644
--- a/core/java/android/hardware/usb/UsbManager.java
+++ b/core/java/android/hardware/usb/UsbManager.java
@@ -142,6 +142,16 @@
     public static final String USB_CONFIGURED = "configured";
 
     /**
+     * Boolean extra indicating whether confidential user data, such as photos, should be
+     * made available on the USB connection. This variable will only be set when the user
+     * has explicitly asked for this data to be unlocked.
+     * Used in extras for the {@link #ACTION_USB_STATE} broadcast.
+     *
+     * {@hide}
+     */
+    public static final String USB_DATA_UNLOCKED = "unlocked";
+
+    /**
      * Name of the USB mass storage USB function.
      * Used in extras for the {@link #ACTION_USB_STATE} broadcast
      *
@@ -464,4 +474,34 @@
             Log.e(TAG, "RemoteException in setCurrentFunction", e);
         }
     }
+
+    /**
+     * Sets whether USB data (for example, MTP exposed pictures) should be made available
+     * on the USB connection. Unlocking usb data should only be done with user involvement,
+     * since exposing pictures or other data could leak sensitive user information.
+     *
+     * {@hide}
+     */
+    public void setUsbDataUnlocked(boolean unlocked) {
+        try {
+            mService.setUsbDataUnlocked(unlocked);
+        } catch (RemoteException e) {
+            Log.e(TAG, "RemoteException in setUsbDataUnlocked", e);
+        }
+    }
+
+    /**
+     * Returns {@code true} iff access to sensitive USB data is currently allowed.
+     *
+     * {@hide}
+     */
+    public boolean isUsbDataUnlocked() {
+        try {
+            return mService.isUsbDataUnlocked();
+        } catch (RemoteException e) {
+            Log.e(TAG, "RemoteException in isUsbDataUnlocked", e);
+        }
+        return false;
+    }
+
 }
diff --git a/core/java/android/os/BatteryStats.java b/core/java/android/os/BatteryStats.java
index c9609e5..a6efc58 100644
--- a/core/java/android/os/BatteryStats.java
+++ b/core/java/android/os/BatteryStats.java
@@ -3489,57 +3489,90 @@
                     pw.println();
             for (int i=0; i<sippers.size(); i++) {
                 final BatterySipper bs = sippers.get(i);
+                pw.print(prefix);
                 switch (bs.drainType) {
                     case IDLE:
-                        pw.print(prefix); pw.print("    Idle: "); printmAh(pw, bs.totalPowerMah);
-                        pw.println();
+                        pw.print("    Idle: ");
                         break;
                     case CELL:
-                        pw.print(prefix); pw.print("    Cell standby: "); printmAh(pw, bs.totalPowerMah);
-                        pw.println();
+                        pw.print("    Cell standby: ");
                         break;
                     case PHONE:
-                        pw.print(prefix); pw.print("    Phone calls: "); printmAh(pw, bs.totalPowerMah);
-                        pw.println();
+                        pw.print("    Phone calls: ");
                         break;
                     case WIFI:
-                        pw.print(prefix); pw.print("    Wifi: "); printmAh(pw, bs.totalPowerMah);
-                        pw.println();
+                        pw.print("    Wifi: ");
                         break;
                     case BLUETOOTH:
-                        pw.print(prefix); pw.print("    Bluetooth: "); printmAh(pw, bs.totalPowerMah);
-                        pw.println();
+                        pw.print("    Bluetooth: ");
                         break;
                     case SCREEN:
-                        pw.print(prefix); pw.print("    Screen: "); printmAh(pw, bs.totalPowerMah);
-                        pw.println();
+                        pw.print("    Screen: ");
                         break;
                     case FLASHLIGHT:
-                        pw.print(prefix); pw.print("    Flashlight: "); printmAh(pw, bs.totalPowerMah);
-                        pw.println();
+                        pw.print("    Flashlight: ");
                         break;
                     case APP:
-                        pw.print(prefix); pw.print("    Uid ");
+                        pw.print("    Uid ");
                         UserHandle.formatUid(pw, bs.uidObj.getUid());
-                        pw.print(": "); printmAh(pw, bs.totalPowerMah); pw.println();
+                        pw.print(": ");
                         break;
                     case USER:
-                        pw.print(prefix); pw.print("    User "); pw.print(bs.userId);
-                        pw.print(": "); printmAh(pw, bs.totalPowerMah); pw.println();
+                        pw.print("    User "); pw.print(bs.userId);
+                        pw.print(": ");
                         break;
                     case UNACCOUNTED:
-                        pw.print(prefix); pw.print("    Unaccounted: "); printmAh(pw, bs.totalPowerMah);
-                        pw.println();
+                        pw.print("    Unaccounted: ");
                         break;
                     case OVERCOUNTED:
-                        pw.print(prefix); pw.print("    Over-counted: "); printmAh(pw, bs.totalPowerMah);
-                        pw.println();
+                        pw.print("    Over-counted: ");
                         break;
                     case CAMERA:
-                        pw.print(prefix); pw.print("    Camera: "); printmAh(pw, bs.totalPowerMah);
-                        pw.println();
+                        pw.print("    Camera: ");
+                        break;
+                    default:
+                        pw.print("    ???: ");
                         break;
                 }
+                printmAh(pw, bs.totalPowerMah);
+
+                if (bs.drainType == BatterySipper.DrainType.APP) {
+                    pw.print(" (");
+                    if (bs.cpuPowerMah != 0) {
+                        pw.print(" cpu=");
+                        printmAh(pw, bs.cpuPowerMah);
+                    }
+                    if (bs.wakeLockPowerMah != 0) {
+                        pw.print(" wake=");
+                        printmAh(pw, bs.wakeLockPowerMah);
+                    }
+                    if (bs.mobileRadioPowerMah != 0) {
+                        pw.print(" radio=");
+                        printmAh(pw, bs.mobileRadioPowerMah);
+                    }
+                    if (bs.wifiPowerMah != 0) {
+                        pw.print(" wifi=");
+                        printmAh(pw, bs.wifiPowerMah);
+                    }
+                    if (bs.gpsPowerMah != 0) {
+                        pw.print(" gps=");
+                        printmAh(pw, bs.gpsPowerMah);
+                    }
+                    if (bs.sensorPowerMah != 0) {
+                        pw.print(" sensor=");
+                        printmAh(pw, bs.sensorPowerMah);
+                    }
+                    if (bs.cameraPowerMah != 0) {
+                        pw.print(" camera=");
+                        printmAh(pw, bs.cameraPowerMah);
+                    }
+                    if (bs.flashlightPowerMah != 0) {
+                        pw.print(" flash=");
+                        printmAh(pw, bs.flashlightPowerMah);
+                    }
+                    pw.print(" )");
+                }
+                pw.println();
             }
             pw.println();
         }
diff --git a/core/java/android/os/storage/VolumeInfo.java b/core/java/android/os/storage/VolumeInfo.java
index 2622ee0..372725f 100644
--- a/core/java/android/os/storage/VolumeInfo.java
+++ b/core/java/android/os/storage/VolumeInfo.java
@@ -32,7 +32,9 @@
 import android.util.ArrayMap;
 import android.util.DebugUtils;
 import android.util.SparseArray;
+import android.util.SparseIntArray;
 
+import com.android.internal.R;
 import com.android.internal.util.IndentingPrintWriter;
 import com.android.internal.util.Preconditions;
 
@@ -80,6 +82,7 @@
 
     private static SparseArray<String> sStateToEnvironment = new SparseArray<>();
     private static ArrayMap<String, String> sEnvironmentToBroadcast = new ArrayMap<>();
+    private static SparseIntArray sStateToDescrip = new SparseIntArray();
 
     private static final Comparator<VolumeInfo>
             sDescriptionComparator = new Comparator<VolumeInfo>() {
@@ -116,6 +119,16 @@
         sEnvironmentToBroadcast.put(Environment.MEDIA_UNMOUNTABLE, Intent.ACTION_MEDIA_UNMOUNTABLE);
         sEnvironmentToBroadcast.put(Environment.MEDIA_REMOVED, Intent.ACTION_MEDIA_REMOVED);
         sEnvironmentToBroadcast.put(Environment.MEDIA_BAD_REMOVAL, Intent.ACTION_MEDIA_BAD_REMOVAL);
+
+        sStateToDescrip.put(VolumeInfo.STATE_UNMOUNTED, R.string.ext_media_status_unmounted);
+        sStateToDescrip.put(VolumeInfo.STATE_CHECKING, R.string.ext_media_status_checking);
+        sStateToDescrip.put(VolumeInfo.STATE_MOUNTED, R.string.ext_media_status_mounted);
+        sStateToDescrip.put(VolumeInfo.STATE_MOUNTED_READ_ONLY, R.string.ext_media_status_mounted_ro);
+        sStateToDescrip.put(VolumeInfo.STATE_FORMATTING, R.string.ext_media_status_formatting);
+        sStateToDescrip.put(VolumeInfo.STATE_EJECTING, R.string.ext_media_status_ejecting);
+        sStateToDescrip.put(VolumeInfo.STATE_UNMOUNTABLE, R.string.ext_media_status_unmountable);
+        sStateToDescrip.put(VolumeInfo.STATE_REMOVED, R.string.ext_media_status_removed);
+        sStateToDescrip.put(VolumeInfo.STATE_BAD_REMOVAL, R.string.ext_media_status_bad_removal);
     }
 
     /** vold state */
@@ -201,6 +214,10 @@
         return state;
     }
 
+    public int getStateDescription() {
+        return sStateToDescrip.get(state, 0);
+    }
+
     public @Nullable String getFsUuid() {
         return fsUuid;
     }
diff --git a/core/java/android/preference/SeekBarDialogPreference.java b/core/java/android/preference/SeekBarDialogPreference.java
index 9a08827..eeb69a3 100644
--- a/core/java/android/preference/SeekBarDialogPreference.java
+++ b/core/java/android/preference/SeekBarDialogPreference.java
@@ -18,29 +18,28 @@
 
 import android.content.Context;
 import android.graphics.drawable.Drawable;
-import android.preference.DialogPreference;
 import android.util.AttributeSet;
 import android.view.View;
 import android.widget.ImageView;
 import android.widget.SeekBar;
 
+import com.android.internal.R;
+
 /**
  * @hide
  */
 public class SeekBarDialogPreference extends DialogPreference {
-    private static final String TAG = "SeekBarDialogPreference";
-
-    private Drawable mMyIcon;
+    private final Drawable mMyIcon;
 
     public SeekBarDialogPreference(
             Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
         super(context, attrs, defStyleAttr, defStyleRes);
 
-        setDialogLayoutResource(com.android.internal.R.layout.seekbar_dialog);
         createActionButtons();
 
         // Steal the XML dialogIcon attribute's value
         mMyIcon = getDialogIcon();
+
         setDialogIcon(null);
     }
 
@@ -49,7 +48,7 @@
     }
 
     public SeekBarDialogPreference(Context context, AttributeSet attrs) {
-        this(context, attrs, com.android.internal.R.attr.dialogPreferenceStyle);
+        this(context, attrs, R.attr.seekBarDialogPreferenceStyle);
     }
 
     public SeekBarDialogPreference(Context context) {
@@ -58,15 +57,15 @@
 
     // Allow subclasses to override the action buttons
     public void createActionButtons() {
-        setPositiveButtonText(android.R.string.ok);
-        setNegativeButtonText(android.R.string.cancel);
+        setPositiveButtonText(R.string.ok);
+        setNegativeButtonText(R.string.cancel);
     }
 
     @Override
     protected void onBindDialogView(View view) {
         super.onBindDialogView(view);
 
-        final ImageView iconView = (ImageView) view.findViewById(android.R.id.icon);
+        final ImageView iconView = (ImageView) view.findViewById(R.id.icon);
         if (mMyIcon != null) {
             iconView.setImageDrawable(mMyIcon);
         } else {
@@ -75,6 +74,6 @@
     }
 
     protected static SeekBar getSeekBar(View dialogView) {
-        return (SeekBar) dialogView.findViewById(com.android.internal.R.id.seekbar);
+        return (SeekBar) dialogView.findViewById(R.id.seekbar);
     }
 }
diff --git a/core/java/android/preference/VolumePreference.java b/core/java/android/preference/VolumePreference.java
index a2da01b..573499a 100644
--- a/core/java/android/preference/VolumePreference.java
+++ b/core/java/android/preference/VolumePreference.java
@@ -26,14 +26,13 @@
 import android.view.View;
 import android.widget.SeekBar;
 
+import com.android.internal.R;
+
 /**
  * @hide
  */
 public class VolumePreference extends SeekBarDialogPreference implements
         PreferenceManager.OnActivityStopListener, View.OnKeyListener, SeekBarVolumizer.Callback {
-
-    static final String TAG = "VolumePreference";
-
     private int mStreamType;
 
     /** May be null if the dialog isn't visible. */
@@ -44,7 +43,7 @@
         super(context, attrs, defStyleAttr, defStyleRes);
 
         final TypedArray a = context.obtainStyledAttributes(attrs,
-                com.android.internal.R.styleable.VolumePreference, defStyleAttr, defStyleRes);
+                R.styleable.VolumePreference, defStyleAttr, defStyleRes);
         mStreamType = a.getInt(android.R.styleable.VolumePreference_streamType, 0);
         a.recycle();
     }
@@ -54,7 +53,11 @@
     }
 
     public VolumePreference(Context context, AttributeSet attrs) {
-        this(context, attrs, com.android.internal.R.attr.dialogPreferenceStyle);
+        this(context, attrs, R.attr.seekBarDialogPreferenceStyle);
+    }
+
+    public VolumePreference(Context context) {
+        this(context, null);
     }
 
     public void setStreamType(int streamType) {
@@ -65,7 +68,7 @@
     protected void onBindDialogView(View view) {
         super.onBindDialogView(view);
 
-        final SeekBar seekBar = (SeekBar) view.findViewById(com.android.internal.R.id.seekbar);
+        final SeekBar seekBar = (SeekBar) view.findViewById(R.id.seekbar);
         mSeekBarVolumizer = new SeekBarVolumizer(getContext(), mStreamType, null, this);
         mSeekBarVolumizer.start();
         mSeekBarVolumizer.setSeekBar(seekBar);
@@ -128,14 +131,17 @@
        getPreferenceManager().unregisterOnActivityStopListener(this);
 
        if (mSeekBarVolumizer != null) {
-           Dialog dialog = getDialog();
+           final Dialog dialog = getDialog();
            if (dialog != null && dialog.isShowing()) {
-               View view = dialog.getWindow().getDecorView()
-                       .findViewById(com.android.internal.R.id.seekbar);
-               if (view != null) view.setOnKeyListener(null);
+               final View view = dialog.getWindow().getDecorView().findViewById(R.id.seekbar);
+               if (view != null) {
+                   view.setOnKeyListener(null);
+               }
+
                // Stopped while dialog was showing, revert changes
                mSeekBarVolumizer.revertVolume();
            }
+
            mSeekBarVolumizer.stop();
            mSeekBarVolumizer = null;
        }
diff --git a/core/java/android/provider/DocumentsContract.java b/core/java/android/provider/DocumentsContract.java
index 69338b0..30535ff 100644
--- a/core/java/android/provider/DocumentsContract.java
+++ b/core/java/android/provider/DocumentsContract.java
@@ -93,6 +93,12 @@
     public static final String EXTRA_SHOW_ADVANCED = "android.content.extra.SHOW_ADVANCED";
 
     /**
+     * Set this in a DocumentsUI intent to cause a package's own roots to be
+     * excluded from the roots list.
+     */
+    public static final String EXTRA_EXCLUDE_SELF = "android.provider.extra.EXCLUDE_SELF";
+
+    /**
      * Included in {@link AssetFileDescriptor#getExtras()} when returned
      * thumbnail should be rotated.
      *
diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index 640f434..167d8e5 100644
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -577,6 +577,21 @@
             "android.settings.APPLICATION_DETAILS_SETTINGS";
 
     /**
+     * Activity Action: Show screen for controlling which apps can ignore battery optimizations.
+     * <p>
+     * In some cases, a matching Activity may not exist, so ensure you
+     * safeguard against this.
+     * <p>
+     * Input: The Intent's data URI specifies the application package name
+     * to be shown, with the "package" scheme.  That is "package:com.my.app".
+     * <p>
+     * Output: Nothing.
+     */
+    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
+    public static final String ACTION_IGNORE_BATTERY_OPTIMIZATION_SETTINGS =
+            "android.settings.IGNORE_BATTERY_OPTIMIZATION_SETTINGS";
+
+    /**
      * @hide
      * Activity Action: Show the "app ops" settings screen.
      * <p>
diff --git a/core/java/android/service/notification/NotificationListenerService.java b/core/java/android/service/notification/NotificationListenerService.java
index b8493d4..8c6cd09 100644
--- a/core/java/android/service/notification/NotificationListenerService.java
+++ b/core/java/android/service/notification/NotificationListenerService.java
@@ -646,7 +646,7 @@
     private void createLegacyIconExtras(Notification n) {
         Icon smallIcon = n.getSmallIcon();
         Icon largeIcon = n.getLargeIcon();
-        if (smallIcon.getType() == Icon.TYPE_RESOURCE) {
+        if (smallIcon != null && smallIcon.getType() == Icon.TYPE_RESOURCE) {
             n.extras.putInt(Notification.EXTRA_SMALL_ICON, smallIcon.getResId());
             n.icon = smallIcon.getResId();
         }
diff --git a/core/java/android/text/Spanned.java b/core/java/android/text/Spanned.java
index b4622e0..a785d1b 100644
--- a/core/java/android/text/Spanned.java
+++ b/core/java/android/text/Spanned.java
@@ -187,12 +187,11 @@
     public int getSpanFlags(Object tag);
 
     /**
-     * Return the first offset greater than or equal to <code>start</code>
-     * where a markup object of class <code>type</code> begins or ends,
-     * or <code>limit</code> if there are no starts or ends greater than or
-     * equal to <code>start</code> but less than <code>limit</code>.  Specify
-     * <code>null</code> or Object.class for the type if you want every
-     * transition regardless of type.
+     * Return the first offset greater than <code>start</code> where a markup
+     * object of class <code>type</code> begins or ends, or <code>limit</code>
+     * if there are no starts or ends greater than <code>start</code> but less
+     * than <code>limit</code>. Specify <code>null</code> or Object.class for
+     * the type if you want every transition regardless of type.
      */
     public int nextSpanTransition(int start, int limit, Class type);
 }
diff --git a/core/java/android/view/SurfaceView.java b/core/java/android/view/SurfaceView.java
index 160c662..7d48a9a 100644
--- a/core/java/android/view/SurfaceView.java
+++ b/core/java/android/view/SurfaceView.java
@@ -523,7 +523,7 @@
                             mVisibleInsets, mStableInsets, mOutsets, mConfiguration,
                             mNewSurface);
                     if ((relayoutResult & WindowManagerGlobal.RELAYOUT_RES_FIRST_TIME) != 0) {
-                        mReportDrawNeeded = true;
+                        reportDrawNeeded = true;
                     }
 
                     if (DEBUG) Log.i(TAG, "New surface: " + mNewSurface
diff --git a/core/java/android/view/ViewPropertyAnimator.java b/core/java/android/view/ViewPropertyAnimator.java
index f18b7ac..bd45007 100644
--- a/core/java/android/view/ViewPropertyAnimator.java
+++ b/core/java/android/view/ViewPropertyAnimator.java
@@ -80,18 +80,12 @@
 
     /**
      * The interpolator of the underlying Animator object. By default, we don't set the interpolator
-     * on the Animator and just use its default interpolator. If the interpolator is ever set on
-     * this Animator, then we use the interpolator that it was set to.
+     * on the Animator and just use its default interpolator. If the interpolator is set to a
+     * non-null value on this Animator, then we use the interpolator that it was set to.
      */
     private TimeInterpolator mInterpolator;
 
     /**
-     * A flag indicating whether the interpolator has been set on this object. If not, we don't set
-     * the interpolator on the underlying Animator, but instead just use its default interpolator.
-     */
-    private boolean mInterpolatorSet = false;
-
-    /**
      * Listener for the lifecycle events of the underlying ValueAnimator object.
      */
     private Animator.AnimatorListener mListener = null;
@@ -338,7 +332,6 @@
      * @return This object, allowing calls to methods in this class to be chained.
      */
     public ViewPropertyAnimator setInterpolator(TimeInterpolator interpolator) {
-        mInterpolatorSet = true;
         mInterpolator = interpolator;
         return this;
     }
@@ -349,7 +342,7 @@
      * @return The timing interpolator for this animation.
      */
     public TimeInterpolator getInterpolator() {
-        if (mInterpolatorSet) {
+        if (mInterpolator != null) {
             return mInterpolator;
         } else {
             // Just return the default from ValueAnimator, since that's what we'd get if
@@ -897,7 +890,7 @@
         if (mDurationSet) {
             animator.setDuration(mDuration);
         }
-        if (mInterpolatorSet) {
+        if (mInterpolator != null) {
             animator.setInterpolator(mInterpolator);
         }
         animator.start();
diff --git a/core/java/android/widget/ListPopupWindow.java b/core/java/android/widget/ListPopupWindow.java
index 94b9416..afc683a 100644
--- a/core/java/android/widget/ListPopupWindow.java
+++ b/core/java/android/widget/ListPopupWindow.java
@@ -618,12 +618,11 @@
                 heightSpec = mDropDownHeight;
             }
 
-            mPopup.setWidth(widthSpec);
-            mPopup.setHeight(heightSpec);
             mPopup.setOutsideTouchable(!mForceIgnoreOutsideTouch && !mDropDownAlwaysVisible);
 
             mPopup.update(getAnchorView(), mDropDownHorizontalOffset,
-                            mDropDownVerticalOffset, -1, -1);
+                            mDropDownVerticalOffset, (widthSpec < 0)? -1 : widthSpec,
+                            (heightSpec < 0)? -1 : heightSpec);
         } else {
             final int widthSpec;
             if (mDropDownWidth == ViewGroup.LayoutParams.MATCH_PARENT) {
diff --git a/core/java/com/android/internal/widget/FloatingToolbar.java b/core/java/com/android/internal/widget/FloatingToolbar.java
index c77d614..2d0989f 100644
--- a/core/java/com/android/internal/widget/FloatingToolbar.java
+++ b/core/java/com/android/internal/widget/FloatingToolbar.java
@@ -361,7 +361,7 @@
             mParent = Preconditions.checkNotNull(parent);
             mContentContainer = createContentContainer(parent.getContext());
             mPopupWindow = createPopupWindow(mContentContainer);
-            mDismissAnimation = createShrinkFadeOutFromBottomAnimation(
+            mDismissAnimation = createExitAnimation(
                     mContentContainer,
                     150,  // startDelay
                     new AnimatorListenerAdapter() {
@@ -371,7 +371,7 @@
                             mContentContainer.removeAllViews();
                         }
                     });
-            mHideAnimation = createShrinkFadeOutFromBottomAnimation(
+            mHideAnimation = createExitAnimation(
                     mContentContainer,
                     0,  // startDelay
                     new AnimatorListenerAdapter() {
@@ -561,7 +561,7 @@
          * Performs the "show" animation on the floating popup.
          */
         private void runShowAnimation() {
-            createGrowFadeInFromBottom(mContentContainer).start();
+            createEnterAnimation(mContentContainer).start();
         }
 
         /**
@@ -1369,38 +1369,35 @@
     }
 
     /**
-     * Creates a "grow and fade in from the bottom" animation for the specified view.
+     * Creates an "appear" animation for the specified view.
      *
      * @param view  The view to animate
      */
-    private static AnimatorSet createGrowFadeInFromBottom(View view) {
-        AnimatorSet growFadeInFromBottomAnimation =  new AnimatorSet();
-        growFadeInFromBottomAnimation.playTogether(
-                ObjectAnimator.ofFloat(view, View.SCALE_X, 0.5f, 1).setDuration(125),
-                ObjectAnimator.ofFloat(view, View.SCALE_Y, 0.5f, 1).setDuration(125),
-                ObjectAnimator.ofFloat(view, View.ALPHA, 0, 1).setDuration(75),
+    private static AnimatorSet createEnterAnimation(View view) {
+        AnimatorSet animation =  new AnimatorSet();
+        animation.playTogether(
+                ObjectAnimator.ofFloat(view, View.ALPHA, 0, 1).setDuration(200),
                 // Make sure that view.x is always fixed throughout the duration of this animation.
                 ObjectAnimator.ofFloat(view, View.X, view.getX(), view.getX()));
-        growFadeInFromBottomAnimation.setStartDelay(50);
-        return growFadeInFromBottomAnimation;
+        animation.setStartDelay(50);
+        return animation;
     }
 
     /**
-     * Creates a "shrink and fade out from bottom" animation for the specified view.
+     * Creates a "disappear" animation for the specified view.
      *
      * @param view  The view to animate
      * @param startDelay  The start delay of the animation
      * @param listener  The animation listener
      */
-    private static AnimatorSet createShrinkFadeOutFromBottomAnimation(
+    private static AnimatorSet createExitAnimation(
             View view, int startDelay, Animator.AnimatorListener listener) {
-        AnimatorSet shrinkFadeOutFromBottomAnimation =  new AnimatorSet();
-        shrinkFadeOutFromBottomAnimation.playTogether(
-                ObjectAnimator.ofFloat(view, View.SCALE_Y, 1, 0.5f).setDuration(125),
-                ObjectAnimator.ofFloat(view, View.ALPHA, 1, 0).setDuration(75));
-        shrinkFadeOutFromBottomAnimation.setStartDelay(startDelay);
-        shrinkFadeOutFromBottomAnimation.addListener(listener);
-        return shrinkFadeOutFromBottomAnimation;
+        AnimatorSet animation =  new AnimatorSet();
+        animation.playTogether(
+                ObjectAnimator.ofFloat(view, View.ALPHA, 1, 0).setDuration(200));
+        animation.setStartDelay(startDelay);
+        animation.addListener(listener);
+        return animation;
     }
 
     private static int getEstimatedToolbarHeight(Context context) {
diff --git a/core/res/res/drawable-hdpi/ic_fingerprint_light_overlay.png b/core/res/res/drawable-hdpi/ic_fingerprint_light_overlay.png
deleted file mode 100644
index 0253c77..0000000
--- a/core/res/res/drawable-hdpi/ic_fingerprint_light_overlay.png
+++ /dev/null
Binary files differ
diff --git a/core/res/res/drawable-mdpi/ic_fingerprint_light_overlay.png b/core/res/res/drawable-mdpi/ic_fingerprint_light_overlay.png
deleted file mode 100644
index 5a1c61e..0000000
--- a/core/res/res/drawable-mdpi/ic_fingerprint_light_overlay.png
+++ /dev/null
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/ic_fingerprint_light_overlay.png b/core/res/res/drawable-xhdpi/ic_fingerprint_light_overlay.png
deleted file mode 100644
index 5f0c362..0000000
--- a/core/res/res/drawable-xhdpi/ic_fingerprint_light_overlay.png
+++ /dev/null
Binary files differ
diff --git a/core/res/res/drawable-xxhdpi/ic_fingerprint_light_overlay.png b/core/res/res/drawable-xxhdpi/ic_fingerprint_light_overlay.png
deleted file mode 100644
index f4cf906..0000000
--- a/core/res/res/drawable-xxhdpi/ic_fingerprint_light_overlay.png
+++ /dev/null
Binary files differ
diff --git a/core/res/res/drawable-xxxhdpi/ic_fingerprint_light_overlay.png b/core/res/res/drawable-xxxhdpi/ic_fingerprint_light_overlay.png
deleted file mode 100644
index dcdbed9..0000000
--- a/core/res/res/drawable-xxxhdpi/ic_fingerprint_light_overlay.png
+++ /dev/null
Binary files differ
diff --git a/core/res/res/drawable/ic_fingerprint.xml b/core/res/res/drawable/ic_fingerprint.xml
new file mode 100644
index 0000000..c19f00f
--- /dev/null
+++ b/core/res/res/drawable/ic_fingerprint.xml
@@ -0,0 +1,37 @@
+<!--
+  ~ Copyright (C) 2015 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License
+  -->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24.0dp"
+        android:height="24.0dp"
+        android:tint="?attr/colorControlNormal"
+        android:viewportWidth="24.0"
+        android:viewportHeight="24.0">
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M17.5,4.47c-0.08,0.0 -0.16,-0.02 -0.24,-0.06C15.45,3.42 13.88,3.0 12.01,3.0c-1.87,0.0 -3.64,0.47 -5.25,1.4C6.52,4.54 6.22,4.46 6.08,4.22C5.94,3.98 6.02,3.67 6.26,3.54C8.03,2.52 9.96,2.0 12.01,2.0c2.02,0.0 3.79,0.47 5.73,1.53c0.24,0.13 0.33,0.44 0.2,0.68C17.85,4.38 17.68,4.47 17.5,4.47z"/>
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M3.95,9.72c-0.1,0.0 -0.19,-0.03 -0.28,-0.08C3.44,9.48 3.38,9.17 3.54,8.94c0.94,-1.4 2.14,-2.5 3.56,-3.28c2.99,-1.63 6.82,-1.63 9.81,-0.01c1.42,0.77 2.61,1.87 3.56,3.26c0.15,0.23 0.09,0.54 -0.13,0.69c-0.23,0.16 -0.54,0.09 -0.69,-0.13c-0.85,-1.26 -1.93,-2.24 -3.2,-2.94c-2.7,-1.47 -6.16,-1.46 -8.86,0.01C6.3,7.24 5.22,8.23 4.37,9.5C4.27,9.64 4.11,9.72 3.95,9.72z"/>
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M9.86,21.79c-0.13,0.0 -0.27,-0.05 -0.36,-0.16c-0.82,-0.87 -1.26,-1.43 -1.9,-2.63c-0.65,-1.23 -1.0,-2.73 -1.0,-4.33c0.0,-2.97 2.42,-5.39 5.39,-5.39s5.39,2.42 5.39,5.39c0.0,0.28 -0.22,0.5 -0.5,0.5s-0.5,-0.22 -0.5,-0.5c0.0,-2.42 -1.97,-4.39 -4.39,-4.39S7.6,12.24 7.6,14.66c0.0,1.44 0.3,2.78 0.88,3.86c0.61,1.15 1.02,1.64 1.75,2.42c0.19,0.2 0.18,0.52 -0.02,0.71C10.11,21.74 9.98,21.79 9.86,21.79z"/>
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M16.7,19.94c-1.14,0.0 -2.13,-0.3 -2.96,-0.89c-1.41,-1.01 -2.25,-2.65 -2.25,-4.38c0.0,-0.28 0.22,-0.5 0.5,-0.5s0.5,0.22 0.5,0.5c0.0,1.41 0.69,2.75 1.83,3.57c0.66,0.48 1.44,0.71 2.38,0.71c0.23,0.0 0.6,-0.02 0.98,-0.1c0.27,-0.05 0.53,0.13 0.58,0.4c0.05,0.27 -0.13,0.53 -0.4,0.58C17.3,19.93 16.83,19.94 16.7,19.94z"/>
+    <path
+        android:fillColor="#ffffff"
+        android:pathData="M14.76,22.0c-0.05,0.0 -0.09,-0.01 -0.14,-0.02c-1.51,-0.44 -2.51,-1.03 -3.53,-2.11c-1.32,-1.39 -2.05,-3.24 -2.05,-5.21c0.0,-1.62 1.32,-2.94 2.94,-2.94c1.62,0.0 2.94,1.32 2.94,2.94c0.0,1.07 0.87,1.94 1.94,1.94s1.94,-0.87 1.94,-1.94c0.0,-3.77 -3.07,-6.83 -6.83,-6.83c-2.68,0.0 -5.12,1.58 -6.23,4.02c-0.37,0.81 -0.56,1.76 -0.56,2.81c0.0,0.78 0.07,2.01 0.63,3.61c0.09,0.26 -0.04,0.55 -0.3,0.64c-0.26,0.09 -0.55,-0.04 -0.64,-0.3c-0.46,-1.31 -0.69,-2.6 -0.69,-3.95c0.0,-1.2 0.22,-2.28 0.65,-3.23c1.27,-2.8 4.07,-4.61 7.14,-4.61c4.32,0.0 7.83,3.51 7.83,7.83c0.0,1.62 -1.32,2.94 -2.94,2.94c-1.62,0.0 -2.94,-1.32 -2.94,-2.94c0.0,-1.07 -0.87,-1.94 -1.94,-1.94s-1.94,0.87 -1.94,1.94c0.0,1.71 0.63,3.32 1.77,4.52c0.9,0.95 1.74,1.45 3.08,1.84c0.27,0.08 0.42,0.35 0.34,0.62C15.18,21.86 14.98,22.0 14.76,22.0z"/>
+</vector>
diff --git a/core/res/res/drawable/ic_fingerprint_dark.xml b/core/res/res/drawable/ic_fingerprint_dark.xml
deleted file mode 100644
index 6eb6ada..0000000
--- a/core/res/res/drawable/ic_fingerprint_dark.xml
+++ /dev/null
@@ -1,37 +0,0 @@
-<!--
-  ~ Copyright (C) 2015 The Android Open Source Project
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~      http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License
-  -->
-
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-        android:width="32.0dp"
-        android:height="32.0dp"
-        android:viewportWidth="32.0"
-        android:viewportHeight="32.0">
-    <path
-        android:fillColor="?attr/colorControlNormal"
-        android:pathData="M23.7,5.9c-0.1,0.0 -0.2,0.0 -0.3,-0.1C21.0,4.5 18.6,3.9 16.0,3.9c-2.5,0.0 -4.6,0.6 -6.9,1.9C8.8,6.0 8.3,5.9 8.1,5.5C7.9,5.2 8.0,4.7 8.4,4.5c2.5,-1.4 4.9,-2.1 7.7,-2.1c2.8,0.0 5.4,0.7 8.0,2.1c0.4,0.2 0.5,0.6 0.3,1.0C24.2,5.7 24.0,5.9 23.7,5.9z"/>
-    <path
-        android:fillColor="?attr/colorControlNormal"
-        android:pathData="M5.3,13.2c-0.1,0.0 -0.3,0.0 -0.4,-0.1c-0.3,-0.2 -0.4,-0.7 -0.2,-1.0c1.3,-1.9 2.9,-3.4 4.9,-4.5c4.1,-2.2 9.3,-2.2 13.4,0.0c1.9,1.1 3.6,2.5 4.9,4.4c0.2,0.3 0.1,0.8 -0.2,1.0c-0.3,0.2 -0.8,0.1 -1.0,-0.2c-1.2,-1.7 -2.6,-3.0 -4.3,-4.0c-3.7,-2.0 -8.3,-2.0 -12.0,0.0c-1.7,0.9 -3.2,2.3 -4.3,4.0C5.7,13.1 5.5,13.2 5.3,13.2z"/>
-    <path
-        android:fillColor="?attr/colorControlNormal"
-        android:pathData="M13.3,29.6c-0.2,0.0 -0.4,-0.1 -0.5,-0.2c-1.1,-1.2 -1.7,-2.0 -2.6,-3.6c-0.9,-1.7 -1.4,-3.7 -1.4,-5.9c0.0,-4.1 3.3,-7.4 7.4,-7.4c4.1,0.0 7.4,3.3 7.4,7.4c0.0,0.4 -0.3,0.7 -0.7,0.7s-0.7,-0.3 -0.7,-0.7c0.0,-3.3 -2.7,-5.9 -5.9,-5.9c-3.3,0.0 -5.9,2.7 -5.9,5.9c0.0,2.0 0.4,3.8 1.2,5.2c0.8,1.6 1.4,2.2 2.4,3.3c0.3,0.3 0.3,0.8 0.0,1.0C13.7,29.5 13.5,29.6 13.3,29.6z"/>
-    <path
-        android:fillColor="?attr/colorControlNormal"
-        android:pathData="M22.6,27.1c-1.6,0.0 -2.9,-0.4 -4.1,-1.2c-1.9,-1.4 -3.1,-3.6 -3.1,-6.0c0.0,-0.4 0.3,-0.7 0.7,-0.7s0.7,0.3 0.7,0.7c0.0,1.9 0.9,3.7 2.5,4.8c0.9,0.6 1.9,1.0 3.2,1.0c0.3,0.0 0.8,0.0 1.3,-0.1c0.4,-0.1 0.8,0.2 0.8,0.6c0.1,0.4 -0.2,0.8 -0.6,0.8C23.4,27.1 22.8,27.1 22.6,27.1z"/>
-    <path
-        android:fillColor="?attr/colorControlNormal"
-        android:pathData="M20.0,29.9c-0.1,0.0 -0.1,0.0 -0.2,0.0c-2.1,-0.6 -3.4,-1.4 -4.8,-2.9c-1.8,-1.9 -2.8,-4.4 -2.8,-7.1c0.0,-2.2 1.8,-4.1 4.1,-4.1c2.2,0.0 4.1,1.8 4.1,4.1c0.0,1.4 1.2,2.6 2.6,2.6c1.4,0.0 2.6,-1.2 2.6,-2.6c0.0,-5.1 -4.2,-9.3 -9.3,-9.3c-3.6,0.0 -6.9,2.1 -8.4,5.4C7.3,17.1 7.0,18.4 7.0,19.8c0.0,1.1 0.1,2.7 0.9,4.9c0.1,0.4 -0.1,0.8 -0.4,0.9c-0.4,0.1 -0.8,-0.1 -0.9,-0.4c-0.6,-1.8 -0.9,-3.6 -0.9,-5.4c0.0,-1.6 0.3,-3.1 0.9,-4.4c1.7,-3.8 5.6,-6.3 9.8,-6.3c5.9,0.0 10.7,4.8 10.7,10.7c0.0,2.2 -1.8,4.1 -4.1,4.1s-4.0,-1.8 -4.0,-4.1c0.0,-1.4 -1.2,-2.6 -2.6,-2.6c-1.4,0.0 -2.6,1.2 -2.6,2.6c0.0,2.3 0.9,4.5 2.4,6.1c1.2,1.3 2.4,2.0 4.2,2.5c0.4,0.1 0.6,0.5 0.5,0.9C20.6,29.7 20.3,29.9 20.0,29.9z"/>
-</vector>
diff --git a/core/res/res/drawable/ic_fingerprint_light.xml b/core/res/res/drawable/ic_fingerprint_light.xml
deleted file mode 100644
index 223d16b..0000000
--- a/core/res/res/drawable/ic_fingerprint_light.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<!--
-    Copyright (C) 2015 The Android Open Source Project
-
-    Licensed under the Apache License, Version 2.0 (the "License");
-    you may not use this file except in compliance with the License.
-    You may obtain a copy of the License at
-
-         http://www.apache.org/licenses/LICENSE-2.0
-
-    Unless required by applicable law or agreed to in writing, software
-    distributed under the License is distributed on an "AS IS" BASIS,
-    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    See the License for the specific language governing permissions and
-    limitations under the License.
--->
-<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
-    <item>
-        <shape android:shape="oval">
-            <solid android:color="?attr/colorAccent"/>
-            <size
-                android:width="40dp"
-                android:height="40dp"/>
-        </shape>
-    </item>
-    <item>
-        <bitmap android:src="@drawable/ic_fingerprint_light_overlay"/>
-    </item>
-</layer-list>
diff --git a/core/res/res/layout/preference_dialog_seekbar.xml b/core/res/res/layout/preference_dialog_seekbar.xml
new file mode 100644
index 0000000..4e366c4
--- /dev/null
+++ b/core/res/res/layout/preference_dialog_seekbar.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2015 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              android:layout_width="match_parent"
+              android:layout_height="match_parent"
+              android:gravity="center_horizontal"
+              android:orientation="vertical">
+
+    <ImageView
+        android:id="@+id/icon"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:paddingTop="20dp" />
+
+    <SeekBar
+        android:id="@+id/seekbar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:padding="20dp" />
+
+</LinearLayout>
diff --git a/core/res/res/layout/preference_dialog_seekbar_material.xml b/core/res/res/layout/preference_dialog_seekbar_material.xml
new file mode 100644
index 0000000..a98a995
--- /dev/null
+++ b/core/res/res/layout/preference_dialog_seekbar_material.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2015 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              android:layout_width="match_parent"
+              android:layout_height="match_parent"
+              android:gravity="center_horizontal"
+              android:orientation="vertical">
+
+    <ImageView
+        android:id="@+id/icon"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:paddingTop="?attr/dialogPreferredPadding" />
+
+    <SeekBar
+        android:id="@+id/seekbar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:paddingTop="?attr/dialogPreferredPadding"
+        android:paddingStart="?attr/dialogPreferredPadding"
+        android:paddingEnd="?attr/dialogPreferredPadding" />
+
+</LinearLayout>
diff --git a/core/res/res/layout/seekbar_dialog.xml b/core/res/res/layout/seekbar_dialog.xml
deleted file mode 100644
index 84352a5..0000000
--- a/core/res/res/layout/seekbar_dialog.xml
+++ /dev/null
@@ -1,34 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2008 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.
--->
-
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:orientation="vertical"
-        android:gravity="center_horizontal">
-        
-    <ImageView android:id="@+id/icon"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:paddingTop="20dip" />
-            
-    <SeekBar android:id="@+id/seekbar"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:padding="20dip" />
-        
-</LinearLayout>
- 
diff --git a/core/res/res/values/attrs.xml b/core/res/res/values/attrs.xml
index a13f494..bb442eb 100644
--- a/core/res/res/values/attrs.xml
+++ b/core/res/res/values/attrs.xml
@@ -561,15 +561,18 @@
         <!-- Image elements -->
         <!-- ============== -->
         <eat-comment />
-
+i
         <!-- Background that can be used behind parts of a UI that provide
              details on data the user is selecting.  For example, this is
              the background element of PreferenceActivity's embedded
              preference fragment. -->
         <attr name="detailsElementBackground" format="reference" />
 
-        <!-- Drawable that should be used to indicate that an app is waiting for a fingerprint scan. -->
-        <attr name="fingerprintDrawable" format="reference" />
+        <!-- Icon that should be used to indicate that an app is waiting for a fingerprint scan.
+             This should be used whenever an app is requesting the user to place a finger on the
+             fingerprint sensor. It can be combined with other drawables such as colored circles, so
+             the appearance matches the branding of the app requesting the fingerprint scan.-->
+        <attr name="fingerprintAuthDrawable" format="reference" />
 
         <!-- ============ -->
         <!-- Panel styles -->
@@ -868,6 +871,8 @@
         <attr name="dialogPreferenceStyle" format="reference" />
         <!-- Default style for EditTextPreference. -->
         <attr name="editTextPreferenceStyle" format="reference" />
+        <!-- @hide Default style for SeekBarDialogPreference. -->
+        <attr name="seekBarDialogPreferenceStyle" format="reference" />
         <!-- Default style for RingtonePreference. -->
         <attr name="ringtonePreferenceStyle" format="reference" />
         <!-- The preference layout that has the child/tabbed effect. -->
diff --git a/core/res/res/values/public.xml b/core/res/res/values/public.xml
index bbf4005..54cfa03 100644
--- a/core/res/res/values/public.xml
+++ b/core/res/res/values/public.xml
@@ -2690,5 +2690,5 @@
   <public type="attr" name="supportsLaunchVoiceAssistFromKeyguard" />
   <public type="attr" name="scrollIndicators" />
   <public type="attr" name="hyphenationFrequency" />
-  <public type="attr" name="fingerprintDrawable" />
+  <public type="attr" name="fingerprintAuthDrawable" />
 </resources>
diff --git a/core/res/res/values/strings.xml b/core/res/res/values/strings.xml
index 2326968..28274ae 100644
--- a/core/res/res/values/strings.xml
+++ b/core/res/res/values/strings.xml
@@ -1519,10 +1519,10 @@
     <string name="policylab_disableCamera">Disable cameras</string>
     <!-- Description of policy access to disable all device cameras [CHAR LIMIT=110]-->
     <string name="policydesc_disableCamera">Prevent use of all device cameras.</string>
-    <!-- Title of policy access to disable all device cameras [CHAR LIMIT=30]-->
-    <string name="policylab_disableKeyguardFeatures">Disable features of screen lock</string>
-    <!-- Description of policy access to disable all device cameras [CHAR LIMIT=110]-->
-    <string name="policydesc_disableKeyguardFeatures">Prevent use of some features of screen lock.</string>
+    <!-- Title of policy access to disable keyguard features [CHAR LIMIT=30]-->
+    <string name="policylab_disableKeyguardFeatures">Disable some screen lock features</string>
+    <!-- Description of policy access to disable keyguard features. [CHAR LIMIT=110]-->
+    <string name="policydesc_disableKeyguardFeatures">Prevent use of some screen lock features.</string>
 
     <!-- The order of these is important, don't reorder without changing Contacts.java --> <skip />
     <!-- Phone number types from android.provider.Contacts. This could be used when adding a new phone number for a contact, for example. -->
@@ -3028,9 +3028,14 @@
     <string name="ext_media_ready_notification_message">For transferring photos and media</string>
 
     <!-- Notification title when external media is unmountable (corrupt) [CHAR LIMIT=30] -->
-    <string name="ext_media_unmountable_notification_title">Damaged <xliff:g id="name" example="SD card">%s</xliff:g></string>
+    <string name="ext_media_unmountable_notification_title">Corrupted <xliff:g id="name" example="SD card">%s</xliff:g></string>
     <!-- Notification body when external media is unmountable (corrupt) [CHAR LIMIT=NONE] -->
-    <string name="ext_media_unmountable_notification_message"><xliff:g id="name" example="SD card">%s</xliff:g> is damaged; try reformatting it</string>
+    <string name="ext_media_unmountable_notification_message"><xliff:g id="name" example="SD card">%s</xliff:g> is corrupt. Touch to fix.</string>
+
+    <!-- Notification title when external media is unsupported [CHAR LIMIT=30] -->
+    <string name="ext_media_unsupported_notification_title">Unsupported <xliff:g id="name" example="SD card">%s</xliff:g></string>
+    <!-- Notification body when external media is unsupported [CHAR LIMIT=NONE] -->
+    <string name="ext_media_unsupported_notification_message">This device doesn\u2019t support this <xliff:g id="name" example="SD card">%s</xliff:g>. Touch to set up in a supported format.</string>
 
     <!-- Notification title when external media is unsafely removed [CHAR LIMIT=30] -->
     <string name="ext_media_badremoval_notification_title"><xliff:g id="name" example="SD card">%s</xliff:g> unexpectedly removed</string>
@@ -3048,7 +3053,7 @@
     <string name="ext_media_unmounting_notification_message">Don\'t remove</string>
 
     <!-- Notification action to setup external media [CHAR LIMIT=20] -->
-    <string name="ext_media_init_action">Setup</string>
+    <string name="ext_media_init_action">Set up</string>
     <!-- Notification action to unmount external media [CHAR LIMIT=20] -->
     <string name="ext_media_unmount_action">Eject</string>
     <!-- Notification action to browse external media [CHAR LIMIT=20] -->
@@ -3074,6 +3079,29 @@
     <!-- Notification title when moving data to external storage failed [CHAR LIMIT=64] -->
     <string name="ext_media_move_failure_message">Data left at original location</string>
 
+    <!-- Short summary of storage media status when removed [CHAR LIMIT=32] -->
+    <string name="ext_media_status_removed">Removed</string>
+    <!-- Short summary of storage media status when unmounted [CHAR LIMIT=32] -->
+    <string name="ext_media_status_unmounted">Ejected</string>
+    <!-- Short summary of storage media status when checking [CHAR LIMIT=32] -->
+    <string name="ext_media_status_checking">Checking\u2026</string>
+    <!-- Short summary of storage media status when mounted [CHAR LIMIT=32] -->
+    <string name="ext_media_status_mounted">Ready</string>
+    <!-- Short summary of storage media status when mounted read-only [CHAR LIMIT=32] -->
+    <string name="ext_media_status_mounted_ro">Read-only</string>
+    <!-- Short summary of storage media status when removed unsafely [CHAR LIMIT=32] -->
+    <string name="ext_media_status_bad_removal">Removed unsafely</string>
+    <!-- Short summary of storage media status when unmountable [CHAR LIMIT=32] -->
+    <string name="ext_media_status_unmountable">Corrupted</string>
+    <!-- Short summary of storage media status when unsupported [CHAR LIMIT=32] -->
+    <string name="ext_media_status_unsupported">Unsupported</string>
+    <!-- Short summary of storage media status when ejecting [CHAR LIMIT=32] -->
+    <string name="ext_media_status_ejecting">Ejecting\u2026</string>
+    <!-- Short summary of storage media status when formatting [CHAR LIMIT=32] -->
+    <string name="ext_media_status_formatting">Formatting\u2026</string>
+    <!-- Short summary of storage media status when missing [CHAR LIMIT=32] -->
+    <string name="ext_media_status_missing">Not inserted</string>
+
     <!-- Shown in LauncherActivity when the requested target Intent didn't return any matching Activities, leaving the list empty. -->
     <string name="activity_list_empty">No matching activities found.</string>
 
diff --git a/core/res/res/values/styles.xml b/core/res/res/values/styles.xml
index 4eba117..4bad16d 100644
--- a/core/res/res/values/styles.xml
+++ b/core/res/res/values/styles.xml
@@ -1017,6 +1017,10 @@
         <item name="negativeButtonText">@string/no</item>
     </style>
 
+    <style name="Preference.DialogPreference.SeekBarPreference">
+        <item name="dialogLayout">@layout/preference_dialog_seekbar</item>
+    </style>
+
     <style name="Preference.DialogPreference.EditTextPreference">
         <item name="dialogLayout">@layout/preference_dialog_edittext</item>
     </style>
diff --git a/core/res/res/values/styles_material.xml b/core/res/res/values/styles_material.xml
index df4106e..70f9c02 100644
--- a/core/res/res/values/styles_material.xml
+++ b/core/res/res/values/styles_material.xml
@@ -87,6 +87,10 @@
         <item name="negativeButtonText">@string/no</item>
     </style>
 
+    <style name="Preference.Material.DialogPreference.SeekBarPreference">
+        <item name="dialogLayout">@layout/preference_dialog_seekbar_material</item>
+    </style>
+
     <style name="Preference.Material.DialogPreference.EditTextPreference">
         <item name="dialogLayout">@layout/preference_dialog_edittext_material</item>
     </style>
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index 15b253d..8900688 100755
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -1341,7 +1341,6 @@
   <java-symbol type="layout" name="preference_widget_seekbar" />
   <java-symbol type="layout" name="progress_dialog" />
   <java-symbol type="layout" name="resolve_list_item" />
-  <java-symbol type="layout" name="seekbar_dialog" />
   <java-symbol type="layout" name="select_dialog_singlechoice_holo" />
   <java-symbol type="layout" name="ssl_certificate" />
   <java-symbol type="layout" name="tab_content" />
@@ -2292,4 +2291,20 @@
   <java-symbol type="string" name="config_radio_access_family" />
   <java-symbol type="string" name="notification_inbox_ellipsis" />
   <java-symbol type="bool" name="config_mainBuiltInDisplayIsRound" />
+
+  <java-symbol type="attr" name="seekBarDialogPreferenceStyle" />
+  <java-symbol type="string" name="ext_media_status_removed" />
+  <java-symbol type="string" name="ext_media_status_unmounted" />
+  <java-symbol type="string" name="ext_media_status_checking" />
+  <java-symbol type="string" name="ext_media_status_mounted" />
+  <java-symbol type="string" name="ext_media_status_mounted_ro" />
+  <java-symbol type="string" name="ext_media_status_bad_removal" />
+  <java-symbol type="string" name="ext_media_status_unmountable" />
+  <java-symbol type="string" name="ext_media_status_unsupported" />
+  <java-symbol type="string" name="ext_media_status_ejecting" />
+  <java-symbol type="string" name="ext_media_status_formatting" />
+  <java-symbol type="string" name="ext_media_status_missing" />
+  <java-symbol type="string" name="ext_media_unsupported_notification_message" />
+  <java-symbol type="string" name="ext_media_unsupported_notification_title" />
+
 </resources>
diff --git a/core/res/res/values/themes.xml b/core/res/res/values/themes.xml
index 9e87b4d..ecf00f0 100644
--- a/core/res/res/values/themes.xml
+++ b/core/res/res/values/themes.xml
@@ -331,6 +331,7 @@
         <item name="seekBarPreferenceStyle">@style/Preference.SeekBarPreference</item>
         <item name="yesNoPreferenceStyle">@style/Preference.DialogPreference.YesNoPreference</item>
         <item name="dialogPreferenceStyle">@style/Preference.DialogPreference</item>
+        <item name="seekBarDialogPreferenceStyle">@style/Preference.DialogPreference.SeekBarPreference</item>
         <item name="editTextPreferenceStyle">@style/Preference.DialogPreference.EditTextPreference</item>
         <item name="ringtonePreferenceStyle">@style/Preference.RingtonePreference</item>
         <item name="preferenceLayoutChild">@layout/preference_child</item>
@@ -386,6 +387,7 @@
         <item name="buttonBarNegativeButtonStyle">?attr/buttonBarButtonStyle</item>
         <item name="buttonBarNeutralButtonStyle">?attr/buttonBarButtonStyle</item>
         <item name="segmentedButtonStyle">@style/SegmentedButton</item>
+        <item name="fingerprintAuthDrawable">@drawable/ic_fingerprint</item>
 
         <!-- SearchView attributes -->
         <item name="searchViewStyle">@style/Widget.Holo.SearchView</item>
diff --git a/core/res/res/values/themes_material.xml b/core/res/res/values/themes_material.xml
index 9f3668d..295b453 100644
--- a/core/res/res/values/themes_material.xml
+++ b/core/res/res/values/themes_material.xml
@@ -295,6 +295,7 @@
         <item name="seekBarPreferenceStyle">@style/Preference.Material.SeekBarPreference</item>
         <item name="yesNoPreferenceStyle">@style/Preference.Material.DialogPreference.YesNoPreference</item>
         <item name="dialogPreferenceStyle">@style/Preference.Material.DialogPreference</item>
+        <item name="seekBarDialogPreferenceStyle">@style/Preference.Material.DialogPreference.SeekBarPreference</item>
         <item name="editTextPreferenceStyle">@style/Preference.Material.DialogPreference.EditTextPreference</item>
         <item name="ringtonePreferenceStyle">@style/Preference.Material.RingtonePreference</item>
         <item name="preferenceLayoutChild">@layout/preference_child_material</item>
@@ -304,7 +305,6 @@
         <item name="preferenceFragmentListStyle">@style/PreferenceFragmentList.Material</item>
         <item name="preferenceFragmentPaddingSide">@dimen/preference_fragment_padding_side_material</item>
         <item name="detailsElementBackground">?attr/colorBackground</item>
-        <item name="fingerprintDrawable">@drawable/ic_fingerprint_dark</item>
 
         <!-- PreferenceFrameLayout attributes -->
         <item name="preferenceFrameLayoutStyle">@style/Widget.Material.PreferenceFrameLayout</item>
@@ -651,6 +651,7 @@
         <item name="seekBarPreferenceStyle">@style/Preference.Material.SeekBarPreference</item>
         <item name="yesNoPreferenceStyle">@style/Preference.Material.DialogPreference.YesNoPreference</item>
         <item name="dialogPreferenceStyle">@style/Preference.Material.DialogPreference</item>
+        <item name="seekBarDialogPreferenceStyle">@style/Preference.Material.DialogPreference.SeekBarPreference</item>
         <item name="editTextPreferenceStyle">@style/Preference.Material.DialogPreference.EditTextPreference</item>
         <item name="ringtonePreferenceStyle">@style/Preference.Material.RingtonePreference</item>
         <item name="preferenceLayoutChild">@layout/preference_child_material</item>
@@ -660,7 +661,6 @@
         <item name="preferenceFragmentListStyle">@style/PreferenceFragmentList.Material</item>
         <item name="preferenceFragmentPaddingSide">@dimen/preference_fragment_padding_side_material</item>
         <item name="detailsElementBackground">?attr/colorBackground</item>
-        <item name="fingerprintDrawable">@drawable/ic_fingerprint_light</item>
 
         <!-- PreferenceFrameLayout attributes -->
         <item name="preferenceFrameLayoutStyle">@style/Widget.Material.PreferenceFrameLayout</item>
diff --git a/graphics/java/android/graphics/drawable/RippleDrawable.java b/graphics/java/android/graphics/drawable/RippleDrawable.java
index 1af48ca..134451b 100644
--- a/graphics/java/android/graphics/drawable/RippleDrawable.java
+++ b/graphics/java/android/graphics/drawable/RippleDrawable.java
@@ -333,17 +333,29 @@
      */
     @Override
     public boolean isProjected() {
-        // If the maximum radius is contained entirely within the bounds, we
-        // don't need to project this ripple.
-        final int radius = mState.mMaxRadius;
-        final Rect bounds = getBounds();
-        if (radius != RADIUS_AUTO && radius <= bounds.width() / 2
-                && radius <= bounds.height() / 2) {
+        // If the layer is bounded, then we don't need to project.
+        if (isBounded()) {
             return false;
         }
 
-        // Otherwise, if the layer is bounded then we don't need to project.
-        return !isBounded();
+        // Otherwise, if the maximum radius is contained entirely within the
+        // bounds then we don't need to project. This is sort of a hack to
+        // prevent check box ripples from being projected across the edges of
+        // scroll views. It does not impact rendering performance, and it can
+        // be removed once we have better handling of projection in scrollable
+        // views.
+        final int radius = mState.mMaxRadius;
+        final Rect drawableBounds = getBounds();
+        final Rect hotspotBounds = mHotspotBounds;
+        if (radius != RADIUS_AUTO
+                && radius <= hotspotBounds.width() / 2
+                && radius <= hotspotBounds.height() / 2
+                && (drawableBounds.equals(hotspotBounds)
+                        || drawableBounds.contains(hotspotBounds))) {
+            return false;
+        }
+
+        return true;
     }
 
     private boolean isBounded() {
diff --git a/media/java/android/media/SoundPool.java b/media/java/android/media/SoundPool.java
index 64863c2..1355635 100644
--- a/media/java/android/media/SoundPool.java
+++ b/media/java/android/media/SoundPool.java
@@ -35,6 +35,7 @@
 import android.util.AndroidRuntimeException;
 import android.util.Log;
 
+import com.android.internal.app.IAppOpsCallback;
 import com.android.internal.app.IAppOpsService;
 
 
@@ -125,10 +126,12 @@
 
     private EventHandler mEventHandler;
     private SoundPool.OnLoadCompleteListener mOnLoadCompleteListener;
+    private boolean mHasAppOpsPlayAudio;
 
     private final Object mLock;
     private final AudioAttributes mAttributes;
     private final IAppOpsService mAppOps;
+    private final IAppOpsCallback mAppOpsCallback;
 
     /**
      * Constructor. Constructs a SoundPool object with the following
@@ -159,6 +162,24 @@
         mAttributes = attributes;
         IBinder b = ServiceManager.getService(Context.APP_OPS_SERVICE);
         mAppOps = IAppOpsService.Stub.asInterface(b);
+        // initialize mHasAppOpsPlayAudio
+        updateAppOpsPlayAudio();
+        // register a callback to monitor whether the OP_PLAY_AUDIO is still allowed
+        mAppOpsCallback = new IAppOpsCallback.Stub() {
+            public void opChanged(int op, String packageName) {
+                synchronized (mLock) {
+                    if (op == AppOpsManager.OP_PLAY_AUDIO) {
+                        updateAppOpsPlayAudio();
+                    }
+                }
+            }
+        };
+        try {
+            mAppOps.startWatchingMode(AppOpsManager.OP_PLAY_AUDIO,
+                    ActivityThread.currentPackageName(), mAppOpsCallback);
+        } catch (RemoteException e) {
+            mHasAppOpsPlayAudio = false;
+        }
     }
 
     /**
@@ -168,7 +189,16 @@
      * object. The SoundPool can no longer be used and the reference
      * should be set to null.
      */
-    public native final void release();
+    public final void release() {
+        try {
+            mAppOps.stopWatchingMode(mAppOpsCallback);
+        } catch (RemoteException e) {
+            // nothing to do here, the SoundPool is being released anyway
+        }
+        native_release();
+    }
+
+    private native final void native_release();
 
     protected void finalize() { release(); }
 
@@ -466,13 +496,17 @@
         if ((mAttributes.getAllFlags() & AudioAttributes.FLAG_BYPASS_INTERRUPTION_POLICY) != 0) {
             return false;
         }
+        return !mHasAppOpsPlayAudio;
+    }
+
+    private void updateAppOpsPlayAudio() {
         try {
             final int mode = mAppOps.checkAudioOperation(AppOpsManager.OP_PLAY_AUDIO,
                     mAttributes.getUsage(),
                     Process.myUid(), ActivityThread.currentPackageName());
-            return mode != AppOpsManager.MODE_ALLOWED;
+            mHasAppOpsPlayAudio = (mode == AppOpsManager.MODE_ALLOWED);
         } catch (RemoteException e) {
-            return false;
+            mHasAppOpsPlayAudio = false;
         }
     }
 
diff --git a/media/jni/soundpool/android_media_SoundPool.cpp b/media/jni/soundpool/android_media_SoundPool.cpp
index fc4cf05..ab3e340 100644
--- a/media/jni/soundpool/android_media_SoundPool.cpp
+++ b/media/jni/soundpool/android_media_SoundPool.cpp
@@ -286,7 +286,7 @@
         "(Ljava/lang/Object;ILjava/lang/Object;)I",
         (void*)android_media_SoundPool_native_setup
     },
-    {   "release",
+    {   "native_release",
         "()V",
         (void*)android_media_SoundPool_release
     }
diff --git a/native/android/Android.mk b/native/android/Android.mk
index 12fdf71..1742bee 100644
--- a/native/android/Android.mk
+++ b/native/android/Android.mk
@@ -16,6 +16,7 @@
     obb.cpp \
     sensor.cpp \
     storage_manager.cpp \
+    trace.cpp \
 
 LOCAL_SHARED_LIBRARIES := \
     liblog \
diff --git a/native/android/trace.cpp b/native/android/trace.cpp
new file mode 100644
index 0000000..db52220
--- /dev/null
+++ b/native/android/trace.cpp
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <android/trace.h>
+#include <cutils/trace.h>
+
+bool ATrace_isEnabled() {
+    return atrace_is_tag_enabled(ATRACE_TAG_APP);
+}
+
+void ATrace_beginSection(const char* sectionName) {
+    atrace_begin(ATRACE_TAG_APP, sectionName);
+}
+
+void ATrace_endSection() {
+    atrace_end(ATRACE_TAG_APP);
+}
diff --git a/packages/DocumentsUI/res/values/strings.xml b/packages/DocumentsUI/res/values/strings.xml
index 9794273..943104d 100644
--- a/packages/DocumentsUI/res/values/strings.xml
+++ b/packages/DocumentsUI/res/values/strings.xml
@@ -45,7 +45,7 @@
     <!-- Menu item title that deletes the selected documents [CHAR LIMIT=24] -->
     <string name="menu_delete">Delete</string>
     <!-- Menu item title that selects all documents in the current directory [CHAR LIMIT=24] -->
-    <string name="menu_select_all">Select All</string>
+    <string name="menu_select_all">Select all</string>
     <!-- Menu item title that copies the selected documents [CHAR LIMIT=24] -->
     <string name="menu_copy">Copy to\u2026</string>
 
diff --git a/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java b/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
index cb21131..8ea5816 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
@@ -25,6 +25,7 @@
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.List;
 import java.util.concurrent.Executor;
 
@@ -32,6 +33,10 @@
 import android.app.Activity;
 import android.app.Fragment;
 import android.content.Intent;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.ProviderInfo;
 import android.database.Cursor;
 import android.net.Uri;
 import android.os.AsyncTask;
@@ -232,9 +237,38 @@
         invalidateOptionsMenu();
     }
 
+    final List<String> getExcludedAuthorities() {
+        List<String> authorities = new ArrayList<>();
+        if (getIntent().getBooleanExtra(DocumentsContract.EXTRA_EXCLUDE_SELF, false)) {
+            // Exclude roots provided by the calling package.
+            String packageName = getCallingPackageMaybeExtra();
+            try {
+                PackageInfo pkgInfo = getPackageManager().getPackageInfo(packageName,
+                        PackageManager.GET_PROVIDERS);
+                for (ProviderInfo provider: pkgInfo.providers) {
+                    authorities.add(provider.authority);
+                }
+            } catch (PackageManager.NameNotFoundException e) {
+                Log.e(mTag, "Calling package name does not resolve: " + packageName);
+            }
+        }
+        return authorities;
+    }
+
     final String getCallingPackageMaybeExtra() {
-        final String extra = getIntent().getStringExtra(DocumentsContract.EXTRA_PACKAGE_NAME);
-        return (extra != null) ? extra : getCallingPackage();
+        String callingPackage = getCallingPackage();
+        // System apps can set the calling package name using an extra.
+        try {
+            ApplicationInfo info = getPackageManager().getApplicationInfo(callingPackage, 0);
+            if (info.isSystemApp() || info.isUpdatedSystemApp()) {
+                final String extra = getIntent().getStringExtra(DocumentsContract.EXTRA_PACKAGE_NAME);
+                if (extra != null) {
+                    callingPackage = extra;
+                }
+            }
+        } finally {
+            return callingPackage;
+        }
     }
 
     public static BaseActivity get(Fragment fragment) {
@@ -287,6 +321,9 @@
         /** Currently copying file */
         public List<DocumentInfo> selectedDocumentsForCopy = new ArrayList<DocumentInfo>();
 
+        /** Name of the package that started DocsUI */
+        public List<String> excludedAuthorities = new ArrayList<>();
+
         public static final int ACTION_OPEN = 1;
         public static final int ACTION_CREATE = 2;
         public static final int ACTION_GET_CONTENT = 3;
@@ -327,6 +364,7 @@
             out.writeString(currentSearch);
             out.writeMap(dirState);
             out.writeList(selectedDocumentsForCopy);
+            out.writeList(excludedAuthorities);
         }
 
         public static final Creator<State> CREATOR = new Creator<State>() {
@@ -348,6 +386,7 @@
                 state.currentSearch = in.readString();
                 in.readMap(state.dirState, null);
                 in.readList(state.selectedDocumentsForCopy, null);
+                in.readList(state.excludedAuthorities, null);
                 return state;
             }
 
diff --git a/packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java b/packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java
index da59d0e..69ae34e 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java
@@ -256,6 +256,8 @@
                     BaseActivity.DocumentsIntent.EXTRA_DIRECTORY_COPY, false);
         }
 
+        state.excludedAuthorities = getExcludedAuthorities();
+
         return state;
     }
 
diff --git a/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java b/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
index 27e8f20..fbcb938 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
@@ -383,6 +383,12 @@
                 continue;
             }
 
+            // Exclude roots from the calling package.
+            if (state.excludedAuthorities.contains(root.authority)) {
+                if (LOGD) Log.d(TAG, "Excluding root " + root.authority + " from calling package.");
+                continue;
+            }
+
             matching.add(root);
         }
         return matching;
diff --git a/packages/DocumentsUI/src/com/android/documentsui/model/RootInfo.java b/packages/DocumentsUI/src/com/android/documentsui/model/RootInfo.java
index 97d8ed0..ecf4d6c 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/model/RootInfo.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/model/RootInfo.java
@@ -55,7 +55,6 @@
     public String mimeTypes;
 
     /** Derived fields that aren't persisted */
-    public String derivedPackageName;
     public String[] derivedMimeTypes;
     public int derivedIcon;
 
@@ -75,7 +74,6 @@
         availableBytes = -1;
         mimeTypes = null;
 
-        derivedPackageName = null;
         derivedMimeTypes = null;
         derivedIcon = 0;
     }
diff --git a/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java b/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java
index 7faa3ce..8c5bac1 100644
--- a/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java
+++ b/packages/DocumentsUI/tests/src/com/android/documentsui/RootsCacheTest.java
@@ -114,6 +114,31 @@
                 RootsCache.getMatchingRoots(mRoots, mState));
     }
 
+    public void testExcludedAuthorities() throws Exception {
+        final List<RootInfo> roots = Lists.newArrayList();
+
+        // Set up some roots
+        for (int i = 0; i < 5; ++i) {
+            RootInfo root = new RootInfo();
+            root.authority = "authority" + i;
+            roots.add(root);
+        }
+        // Make some allowed authorities
+        List<RootInfo> allowedRoots = Lists.newArrayList(
+            roots.get(0), roots.get(2), roots.get(4));
+        // Set up the excluded authority list
+        for (RootInfo root: roots) {
+            if (!allowedRoots.contains(root)) {
+                mState.excludedAuthorities.add(root.authority);
+            }
+        }
+        mState.acceptMimes = new String[] { "*/*" };
+
+        assertContainsExactly(
+            allowedRoots,
+            RootsCache.getMatchingRoots(roots, mState));
+    }
+
     private static void assertContainsExactly(List<?> expected, List<?> actual) {
         assertEquals(expected.size(), actual.size());
         for (Object o : expected) {
diff --git a/packages/Keyguard/res/layout/keyguard_pattern_view.xml b/packages/Keyguard/res/layout/keyguard_pattern_view.xml
index 0f5431e..09c01de 100644
--- a/packages/Keyguard/res/layout/keyguard_pattern_view.xml
+++ b/packages/Keyguard/res/layout/keyguard_pattern_view.xml
@@ -31,8 +31,7 @@
     android:clipToPadding="false"
     androidprv:layout_maxWidth="@dimen/keyguard_security_width"
     androidprv:layout_maxHeight="@dimen/keyguard_security_height"
-    android:gravity="center_horizontal"
-    android:contentDescription="@string/keyguard_accessibility_pattern_unlock">
+    android:gravity="center_horizontal">
 
     <FrameLayout
         android:layout_width="match_parent"
diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardPINView.java b/packages/Keyguard/src/com/android/keyguard/KeyguardPINView.java
index d0be855..ac9dc85 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardPINView.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardPINView.java
@@ -22,6 +22,9 @@
 import android.view.ViewGroup;
 import android.view.animation.AnimationUtils;
 
+import com.android.settingslib.animation.AppearAnimationUtils;
+import com.android.settingslib.animation.DisappearAnimationUtils;
+
 /**
  * Displays a PIN pad for unlocking.
  */
@@ -115,7 +118,7 @@
                 .setDuration(500)
                 .setInterpolator(mAppearAnimationUtils.getInterpolator())
                 .translationY(0);
-        mAppearAnimationUtils.startAnimation(mViews,
+        mAppearAnimationUtils.startAnimation2d(mViews,
                 new Runnable() {
                     @Override
                     public void run() {
@@ -132,7 +135,7 @@
                 .setDuration(280)
                 .setInterpolator(mDisappearAnimationUtils.getInterpolator())
                 .translationY(mDisappearYTranslation);
-        mDisappearAnimationUtils.startAnimation(mViews,
+        mDisappearAnimationUtils.startAnimation2d(mViews,
                 new Runnable() {
                     @Override
                     public void run() {
diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardPatternView.java b/packages/Keyguard/src/com/android/keyguard/KeyguardPatternView.java
index a9b2978..1bd0bb4 100644
--- a/packages/Keyguard/src/com/android/keyguard/KeyguardPatternView.java
+++ b/packages/Keyguard/src/com/android/keyguard/KeyguardPatternView.java
@@ -36,6 +36,9 @@
 import com.android.internal.widget.LockPatternChecker;
 import com.android.internal.widget.LockPatternUtils;
 import com.android.internal.widget.LockPatternView;
+import com.android.settingslib.animation.AppearAnimationCreator;
+import com.android.settingslib.animation.AppearAnimationUtils;
+import com.android.settingslib.animation.DisappearAnimationUtils;
 
 import java.util.List;
 
@@ -325,7 +328,7 @@
                 .setDuration(500)
                 .setInterpolator(mAppearAnimationUtils.getInterpolator())
                 .translationY(0);
-        mAppearAnimationUtils.startAnimation(
+        mAppearAnimationUtils.startAnimation2d(
                 mLockPatternView.getCellStates(),
                 new Runnable() {
                     @Override
@@ -353,7 +356,7 @@
                 .setDuration(300)
                 .setInterpolator(mDisappearAnimationUtils.getInterpolator())
                 .translationY(-mDisappearAnimationUtils.getStartTranslation());
-        mDisappearAnimationUtils.startAnimation(mLockPatternView.getCellStates(),
+        mDisappearAnimationUtils.startAnimation2d(mLockPatternView.getCellStates(),
                 new Runnable() {
                     @Override
                     public void run() {
diff --git a/packages/SettingsLib/res/values/dimens.xml b/packages/SettingsLib/res/values/dimens.xml
new file mode 100644
index 0000000..1c4b05f
--- /dev/null
+++ b/packages/SettingsLib/res/values/dimens.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2015 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License
+  -->
+<resources>
+
+    <!-- The y translation to apply at the start in appear animations. -->
+    <dimen name="appear_y_translation_start">32dp</dimen>
+
+    <!-- The translation for disappearing security views after having solved them. -->
+    <dimen name="disappear_y_translation">-32dp</dimen>
+</resources>
\ No newline at end of file
diff --git a/packages/Keyguard/src/com/android/keyguard/AppearAnimationCreator.java b/packages/SettingsLib/src/com/android/settingslib/animation/AppearAnimationCreator.java
similarity index 86%
rename from packages/Keyguard/src/com/android/keyguard/AppearAnimationCreator.java
rename to packages/SettingsLib/src/com/android/settingslib/animation/AppearAnimationCreator.java
index e4706b6..8a61e4e 100644
--- a/packages/Keyguard/src/com/android/keyguard/AppearAnimationCreator.java
+++ b/packages/SettingsLib/src/com/android/settingslib/animation/AppearAnimationCreator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2014 The Android Open Source Project
+ * Copyright (C) 2015 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,13 +14,13 @@
  * limitations under the License
  */
 
-package com.android.keyguard;
+package com.android.settingslib.animation;
 
 import android.view.animation.Interpolator;
 
 /**
  * An interface which can create animations when starting an appear animation with
- * {@link com.android.keyguard.AppearAnimationUtils}
+ * {@link AppearAnimationUtils}
  */
 public interface AppearAnimationCreator<T> {
      void createAnimation(T animatedObject, long delay, long duration,
diff --git a/packages/Keyguard/src/com/android/keyguard/AppearAnimationUtils.java b/packages/SettingsLib/src/com/android/settingslib/animation/AppearAnimationUtils.java
similarity index 85%
rename from packages/Keyguard/src/com/android/keyguard/AppearAnimationUtils.java
rename to packages/SettingsLib/src/com/android/settingslib/animation/AppearAnimationUtils.java
index 9045fe3..441474d 100644
--- a/packages/Keyguard/src/com/android/keyguard/AppearAnimationUtils.java
+++ b/packages/SettingsLib/src/com/android/settingslib/animation/AppearAnimationUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2014 The Android Open Source Project
+ * Copyright (C) 2015 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,13 +14,15 @@
  * limitations under the License
  */
 
-package com.android.keyguard;
+package com.android.settingslib.animation;
 
 import android.content.Context;
 import android.view.View;
 import android.view.animation.AnimationUtils;
 import android.view.animation.Interpolator;
 
+import com.android.settingslib.R;
+
 /**
  * A class to make nice appear transitions for views in a tabular layout.
  */
@@ -33,7 +35,7 @@
     private final AppearAnimationProperties mProperties = new AppearAnimationProperties();
     protected final float mDelayScale;
     private final long mDuration;
-    protected boolean mScaleTranslationWithRow;
+    protected RowTranslationScaler mRowTranslationScaler;
     protected boolean mAppearing;
 
     public AppearAnimationUtils(Context ctx) {
@@ -49,19 +51,18 @@
                 R.dimen.appear_y_translation_start) * translationScaleFactor;
         mDelayScale = delayScaleFactor;
         mDuration = duration;
-        mScaleTranslationWithRow = false;
         mAppearing = true;
     }
 
-    public void startAnimation(View[][] objects, final Runnable finishListener) {
-        startAnimation(objects, finishListener, this);
+    public void startAnimation2d(View[][] objects, final Runnable finishListener) {
+        startAnimation2d(objects, finishListener, this);
     }
 
     public void startAnimation(View[] objects, final Runnable finishListener) {
         startAnimation(objects, finishListener, this);
     }
 
-    public <T> void startAnimation(T[][] objects, final Runnable finishListener,
+    public <T> void startAnimation2d(T[][] objects, final Runnable finishListener,
             AppearAnimationCreator<T> creator) {
         AppearAnimationProperties properties = getDelays(objects);
         startAnimations(properties, objects, finishListener, creator);
@@ -86,8 +87,13 @@
             if (properties.maxDelayRowIndex == row && properties.maxDelayColIndex == 0) {
                 endRunnable = finishListener;
             }
+            float translationScale = mRowTranslationScaler != null
+                    ? mRowTranslationScaler.getRowTranslationScale(row, properties.delays.length)
+                    : 1f;
+            float translation = translationScale * mStartTranslation;
             creator.createAnimation(objects[row], delay, mDuration,
-                    mStartTranslation, true /* appearing */, mInterpolator, endRunnable);
+                    mAppearing ? translation : -translation,
+                    mAppearing, mInterpolator, endRunnable);
         }
     }
 
@@ -99,10 +105,10 @@
         }
         for (int row = 0; row < properties.delays.length; row++) {
             long[] columns = properties.delays[row];
-            float translation = mScaleTranslationWithRow
-                    ? (float) (Math.pow((properties.delays.length - row), 2)
-                    / properties.delays.length * mStartTranslation)
-                    : mStartTranslation;
+            float translationScale = mRowTranslationScaler != null
+                    ? mRowTranslationScaler.getRowTranslationScale(row, properties.delays.length)
+                    : 1f;
+            float translation = translationScale * mStartTranslation;
             for (int col = 0; col < columns.length; col++) {
                 long delay = columns[col];
                 Runnable endRunnable = null;
@@ -193,4 +199,8 @@
         public int maxDelayRowIndex;
         public int maxDelayColIndex;
     }
+
+    public interface RowTranslationScaler {
+        float getRowTranslationScale(int row, int numRows);
+    }
 }
diff --git a/packages/Keyguard/src/com/android/keyguard/DisappearAnimationUtils.java b/packages/SettingsLib/src/com/android/settingslib/animation/DisappearAnimationUtils.java
similarity index 65%
rename from packages/Keyguard/src/com/android/keyguard/DisappearAnimationUtils.java
rename to packages/SettingsLib/src/com/android/settingslib/animation/DisappearAnimationUtils.java
index 517d96a..a444ff0 100644
--- a/packages/Keyguard/src/com/android/keyguard/DisappearAnimationUtils.java
+++ b/packages/SettingsLib/src/com/android/settingslib/animation/DisappearAnimationUtils.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2014 The Android Open Source Project
+ * Copyright (C) 2015 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  * limitations under the License
  */
 
-package com.android.keyguard;
+package com.android.settingslib.animation;
 
 import android.content.Context;
 import android.view.animation.AnimationUtils;
@@ -28,17 +28,31 @@
     public DisappearAnimationUtils(Context ctx) {
         this(ctx, DEFAULT_APPEAR_DURATION,
                 1.0f, 1.0f,
-                AnimationUtils.loadInterpolator(ctx, android.R.interpolator.linear_out_slow_in));
+                AnimationUtils.loadInterpolator(ctx, android.R.interpolator.fast_out_linear_in));
     }
 
     public DisappearAnimationUtils(Context ctx, long duration, float translationScaleFactor,
             float delayScaleFactor, Interpolator interpolator) {
+        this(ctx, duration, translationScaleFactor, delayScaleFactor, interpolator,
+                ROW_TRANSLATION_SCALER);
+    }
+
+    public DisappearAnimationUtils(Context ctx, long duration, float translationScaleFactor,
+            float delayScaleFactor, Interpolator interpolator, RowTranslationScaler rowScaler) {
         super(ctx, duration, translationScaleFactor, delayScaleFactor, interpolator);
-        mScaleTranslationWithRow = true;
+        mRowTranslationScaler = rowScaler;
         mAppearing = false;
     }
 
     protected long calculateDelay(int row, int col) {
         return (long) ((row * 60 + col * (Math.pow(row, 0.4) + 0.4) * 10) * mDelayScale);
     }
+
+    private static final RowTranslationScaler ROW_TRANSLATION_SCALER = new RowTranslationScaler() {
+
+        @Override
+        public float getRowTranslationScale(int row, int numRows) {
+            return (float) (Math.pow((numRows - row), 2) / numRows);
+        }
+    };
 }
diff --git a/packages/SystemUI/res/layout-sw600dp/navigation_bar.xml b/packages/SystemUI/res/layout-sw600dp/navigation_bar.xml
index 456d2f9..9912343 100644
--- a/packages/SystemUI/res/layout-sw600dp/navigation_bar.xml
+++ b/packages/SystemUI/res/layout-sw600dp/navigation_bar.xml
@@ -3,16 +3,16 @@
 **
 ** Copyright 2012, 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 
+** 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 
+**     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 
+** 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.
 -->
 
@@ -48,7 +48,7 @@
                 android:layout_marginStart="2dp"
                 android:visibility="invisible"
                 />
-            <Space 
+            <Space
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
@@ -80,7 +80,7 @@
                 android:layout_weight="0"
                 android:contentDescription="@string/accessibility_recent"
                 />
-            <Space 
+            <Space
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
@@ -120,7 +120,7 @@
             android:id="@+id/lights_out"
             android:visibility="gone"
             >
-            <Space 
+            <Space
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
@@ -132,6 +132,7 @@
                 android:src="@drawable/ic_sysbar_lights_out_dot_small"
                 android:scaleType="center"
                 android:layout_weight="0"
+                android:contentDescription="@string/accessibility_back"
                 />
             <ImageView
                 android:layout_width="128dp" android:paddingStart="25dp" android:paddingEnd="25dp"
@@ -139,6 +140,7 @@
                 android:src="@drawable/ic_sysbar_lights_out_dot_large"
                 android:scaleType="center"
                 android:layout_weight="0"
+                android:contentDescription="@string/accessibility_home"
                 />
             <ImageView
                 android:layout_width="128dp" android:paddingStart="25dp" android:paddingEnd="25dp"
@@ -147,8 +149,9 @@
                 android:src="@drawable/ic_sysbar_lights_out_dot_small"
                 android:scaleType="center"
                 android:layout_weight="0"
+                android:contentDescription="@string/accessibility_recent"
                 />
-            <Space 
+            <Space
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
@@ -193,7 +196,7 @@
                 android:layout_marginStart="2dp"
                 android:visibility="invisible"
                 />
-            <Space 
+            <Space
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
@@ -225,7 +228,7 @@
                 android:layout_weight="0"
                 android:contentDescription="@string/accessibility_recent"
                 />
-            <Space 
+            <Space
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
@@ -264,7 +267,7 @@
             android:id="@+id/lights_out"
             android:visibility="gone"
             >
-            <Space 
+            <Space
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
@@ -276,6 +279,7 @@
                 android:src="@drawable/ic_sysbar_lights_out_dot_small"
                 android:scaleType="center"
                 android:layout_weight="0"
+                android:contentDescription="@string/accessibility_back"
                 />
             <ImageView
                 android:layout_width="162dp" android:paddingStart="42dp" android:paddingEnd="42dp"
@@ -283,6 +287,7 @@
                 android:src="@drawable/ic_sysbar_lights_out_dot_large"
                 android:scaleType="center"
                 android:layout_weight="0"
+                android:contentDescription="@string/accessibility_home"
                 />
             <ImageView
                 android:layout_width="162dp" android:paddingStart="42dp" android:paddingEnd="42dp"
@@ -291,8 +296,9 @@
                 android:src="@drawable/ic_sysbar_lights_out_dot_small"
                 android:scaleType="center"
                 android:layout_weight="0"
+                android:contentDescription="@string/accessibility_recent"
                 />
-            <Space 
+            <Space
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
diff --git a/packages/SystemUI/res/layout/keyguard_bottom_area.xml b/packages/SystemUI/res/layout/keyguard_bottom_area.xml
index 5d0367e..48af565 100644
--- a/packages/SystemUI/res/layout/keyguard_bottom_area.xml
+++ b/packages/SystemUI/res/layout/keyguard_bottom_area.xml
@@ -33,7 +33,8 @@
         android:gravity="center_horizontal"
         android:textStyle="italic"
         android:textColor="#ffffff"
-        android:textAppearance="?android:attr/textAppearanceSmall" />
+        android:textAppearance="?android:attr/textAppearanceSmall"
+        android:accessibilityLiveRegion="polite" />
 
     <FrameLayout
         android:id="@+id/preview_container"
diff --git a/packages/SystemUI/res/layout/navigation_bar.xml b/packages/SystemUI/res/layout/navigation_bar.xml
index 898389d..c92ba45 100644
--- a/packages/SystemUI/res/layout/navigation_bar.xml
+++ b/packages/SystemUI/res/layout/navigation_bar.xml
@@ -4,16 +4,16 @@
 **
 ** Copyright 2011, 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 
+** 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 
+**     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 
+** 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.
 */
 -->
@@ -57,7 +57,7 @@
                 android:scaleType="center"
                 android:contentDescription="@string/accessibility_back"
                 />
-            <View 
+            <View
                 android:layout_width="0dp"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
@@ -73,7 +73,7 @@
                 android:scaleType="center"
                 android:contentDescription="@string/accessibility_home"
                 />
-            <View 
+            <View
                 android:layout_width="0dp"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
@@ -130,8 +130,9 @@
                 android:src="@drawable/ic_sysbar_lights_out_dot_small"
                 android:scaleType="center"
                 android:layout_weight="0"
+                android:contentDescription="@string/accessibility_back"
                 />
-            <View 
+            <View
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
@@ -143,8 +144,9 @@
                 android:src="@drawable/ic_sysbar_lights_out_dot_large"
                 android:scaleType="center"
                 android:layout_weight="0"
+                android:contentDescription="@string/accessibility_home"
                 />
-            <View 
+            <View
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
@@ -157,6 +159,7 @@
                 android:src="@drawable/ic_sysbar_lights_out_dot_small"
                 android:scaleType="center"
                 android:layout_weight="0"
+                android:contentDescription="@string/accessibility_recent"
                 />
         </LinearLayout>
 
@@ -180,7 +183,7 @@
         android:paddingTop="0dp"
         >
 
-        <LinearLayout 
+        <LinearLayout
             android:layout_height="match_parent"
             android:layout_width="match_parent"
             android:orientation="vertical"
@@ -225,7 +228,7 @@
                 android:layout_weight="0"
                 android:contentDescription="@string/accessibility_recent"
                 />
-            <View 
+            <View
                 android:layout_height="match_parent"
                 android:layout_width="match_parent"
                 android:layout_weight="1"
@@ -241,7 +244,7 @@
                 android:layout_weight="0"
                 android:contentDescription="@string/accessibility_home"
                 />
-            <View 
+            <View
                 android:layout_height="match_parent"
                 android:layout_width="match_parent"
                 android:layout_weight="1"
@@ -265,7 +268,7 @@
         </LinearLayout>
 
         <!-- lights out layout to match exactly -->
-        <LinearLayout 
+        <LinearLayout
             android:layout_height="match_parent"
             android:layout_width="match_parent"
             android:orientation="vertical"
@@ -279,8 +282,9 @@
                 android:src="@drawable/ic_sysbar_lights_out_dot_small"
                 android:scaleType="center"
                 android:layout_weight="0"
+                android:contentDescription="@string/accessibility_recent"
                 />
-            <View 
+            <View
                 android:layout_height="match_parent"
                 android:layout_width="match_parent"
                 android:layout_weight="1"
@@ -292,8 +296,9 @@
                 android:src="@drawable/ic_sysbar_lights_out_dot_large"
                 android:scaleType="center"
                 android:layout_weight="0"
+                android:contentDescription="@string/accessibility_home"
                 />
-            <View 
+            <View
                 android:layout_height="match_parent"
                 android:layout_width="match_parent"
                 android:layout_weight="1"
@@ -306,6 +311,7 @@
                 android:src="@drawable/ic_sysbar_lights_out_dot_small"
                 android:scaleType="center"
                 android:layout_weight="0"
+                android:contentDescription="@string/accessibility_back"
                 />
         </LinearLayout>
 
diff --git a/packages/SystemUI/res/values/config.xml b/packages/SystemUI/res/values/config.xml
index de5639b..260d81b1 100644
--- a/packages/SystemUI/res/values/config.xml
+++ b/packages/SystemUI/res/values/config.xml
@@ -135,8 +135,6 @@
     <!-- The maximum number of items to be displayed in quick settings -->
     <integer name="quick_settings_detail_max_item_count">7</integer>
 
-    <integer name="blinds_pop_duration_ms">10</integer>
-
     <!-- Should "4G" be shown instead of "LTE" when the network is NETWORK_TYPE_LTE? -->
     <bool name="config_show4GForLTE">true</bool>
 
diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml
index 0e0584f..a2a2e5f 100644
--- a/packages/SystemUI/res/values/strings.xml
+++ b/packages/SystemUI/res/values/strings.xml
@@ -772,6 +772,9 @@
     <!-- Shows when people have clicked on the camera icon [CHAR LIMIT=60] -->
     <string name="camera_hint">Swipe from icon for camera</string>
 
+    <!-- Accessibility content description for Interruption level: None. [CHAR LIMIT=NONE] -->
+    <string name="interruption_level_none_with_warning">Total silence.  This will also silence screen readers.</string>
+
     <!-- Interruption level: None. [CHAR LIMIT=40] -->
     <string name="interruption_level_none">Total silence</string>
 
@@ -847,7 +850,7 @@
     <string name="guest_notification_title">Guest user</string>
 
     <!-- Text of the notification shown to a new guest user [CHAR LIMIT=60] -->
-    <string name="guest_notification_text">Remove guest to delete apps and data</string>
+    <string name="guest_notification_text">To delete apps and data, remove guest user</string>
 
     <!-- Remove action in the notification shown to a new guest user [CHAR LIMIT=30] -->
     <string name="guest_notification_remove_action">REMOVE GUEST</string>
diff --git a/packages/SystemUI/src/com/android/systemui/ExpandHelper.java b/packages/SystemUI/src/com/android/systemui/ExpandHelper.java
index fece07f..b0e2afa 100644
--- a/packages/SystemUI/src/com/android/systemui/ExpandHelper.java
+++ b/packages/SystemUI/src/com/android/systemui/ExpandHelper.java
@@ -25,6 +25,7 @@
 import android.os.Vibrator;
 import android.util.Log;
 import android.view.Gravity;
+import android.view.HapticFeedbackConstants;
 import android.view.MotionEvent;
 import android.view.ScaleGestureDetector;
 import android.view.ScaleGestureDetector.OnScaleGestureListener;
@@ -64,15 +65,6 @@
     // 2f: maximum brightness is stretching a 1U to 3U, or a 4U to 6U
     private static final float STRETCH_INTERVAL = 2f;
 
-    // level of glow for a touch, without overstretch
-    // overstretch fills the range (GLOW_BASE, 1.0]
-    private static final float GLOW_BASE = 0.5f;
-
-    private static final AudioAttributes VIBRATION_ATTRIBUTES = new AudioAttributes.Builder()
-            .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
-            .setUsage(AudioAttributes.USAGE_ASSISTANCE_SONIFICATION)
-            .build();
-
     @SuppressWarnings("unused")
     private Context mContext;
 
@@ -94,13 +86,11 @@
     private float mLastSpanY;
     private int mTouchSlop;
     private float mLastMotionY;
-    private int mPopDuration;
     private float mPullGestureMinXSpan;
     private Callback mCallback;
     private ScaleGestureDetector mSGD;
     private ViewScaler mScaler;
     private ObjectAnimator mScaleAnimation;
-    private Vibrator mVibrator;
     private boolean mEnabled = true;
     private ExpandableView mResizedView;
     private float mCurrentHeight;
@@ -174,7 +164,6 @@
         mScaler = new ViewScaler();
         mGravity = Gravity.TOP;
         mScaleAnimation = ObjectAnimator.ofFloat(mScaler, "height", 0f);
-        mPopDuration = mContext.getResources().getInteger(R.integer.blinds_pop_duration_ms);
         mPullGestureMinXSpan = mContext.getResources().getDimension(R.dimen.pull_span_min);
 
         final ViewConfiguration configuration = ViewConfiguration.get(mContext);
@@ -452,7 +441,9 @@
                     }
 
                     if (!mHasPopped) {
-                        vibrate(mPopDuration);
+                        if (mEventSource != null) {
+                            mEventSource.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY);
+                        }
                         mHasPopped = true;
                     }
 
@@ -600,16 +591,5 @@
     public void onlyObserveMovements(boolean onlyMovements) {
         mOnlyMovements = onlyMovements;
     }
-
-    /**
-     * Triggers haptic feedback.
-     */
-    private synchronized void vibrate(long duration) {
-        if (mVibrator == null) {
-            mVibrator = (android.os.Vibrator)
-                    mContext.getSystemService(Context.VIBRATOR_SERVICE);
-        }
-        mVibrator.vibrate(duration, VIBRATION_ATTRIBUTES);
-    }
 }
 
diff --git a/packages/SystemUI/src/com/android/systemui/assist/AssistManager.java b/packages/SystemUI/src/com/android/systemui/assist/AssistManager.java
index 3e122da..1e7ee98 100644
--- a/packages/SystemUI/src/com/android/systemui/assist/AssistManager.java
+++ b/packages/SystemUI/src/com/android/systemui/assist/AssistManager.java
@@ -116,7 +116,6 @@
                         | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION);
         WindowManager.LayoutParams lp = getLayoutParams();
         mWindowManager.addView(mView, lp);
-        mBar.getNavigationBarView().setDelegateView(mView);
         if (visible) {
             mView.show(true /* show */, false /* animate */);
         }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
index 25e3d10..49eb9b2 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
@@ -360,7 +360,7 @@
     }
 
     private void handleShowDetailTile(TileRecord r, boolean show) {
-        if ((mDetailRecord != null) == show) return;
+        if ((mDetailRecord != null) == show && mDetailRecord == r) return;
 
         if (show) {
             r.detailAdapter = r.tile.getDetailAdapter();
@@ -373,7 +373,8 @@
     }
 
     private void handleShowDetailImpl(Record r, boolean show, int x, int y) {
-        if ((mDetailRecord != null) == show) return;  // already in right state
+        boolean visibleDiff = (mDetailRecord != null) != show;
+        if (!visibleDiff && mDetailRecord == r) return;  // already in right state
         DetailAdapter detailAdapter = null;
         AnimatorListener listener = null;
         if (show) {
@@ -399,7 +400,7 @@
                     mContext.getString(detailAdapter.getTitle())));
             setDetailRecord(r);
             listener = mHideGridContentWhenDone;
-            if (r instanceof TileRecord) {
+            if (r instanceof TileRecord && visibleDiff) {
                 ((TileRecord) r).openingDetail = true;
             }
         } else {
@@ -411,7 +412,9 @@
         }
         sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
         fireShowingDetail(show ? detailAdapter : null);
-        mClipper.animateCircularClip(x, y, show, listener);
+        if (visibleDiff) {
+            mClipper.animateCircularClip(x, y, show, listener);
+        }
     }
 
     private void setGridContentVisibility(boolean visible) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/ActivatableNotificationView.java b/packages/SystemUI/src/com/android/systemui/statusbar/ActivatableNotificationView.java
index c0b3a9b..7cde44c 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/ActivatableNotificationView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/ActivatableNotificationView.java
@@ -21,15 +21,8 @@
 import android.animation.ObjectAnimator;
 import android.animation.ValueAnimator;
 import android.content.Context;
-import android.graphics.Bitmap;
-import android.graphics.BitmapShader;
 import android.graphics.Canvas;
-import android.graphics.Color;
-import android.graphics.Paint;
-import android.graphics.PorterDuff;
-import android.graphics.PorterDuffColorFilter;
 import android.graphics.RectF;
-import android.graphics.Shader;
 import android.util.AttributeSet;
 import android.view.MotionEvent;
 import android.view.View;
@@ -100,7 +93,6 @@
     private boolean mDark;
 
     private int mBgTint = 0;
-    private final int mRoundedRectCornerRadius;
 
     /**
      * Flag to indicate that the notification has been touched once and the second touch will
@@ -126,10 +118,8 @@
     private NotificationBackgroundView mBackgroundDimmed;
     private ObjectAnimator mBackgroundAnimator;
     private RectF mAppearAnimationRect = new RectF();
-    private PorterDuffColorFilter mAppearAnimationFilter;
     private float mAnimationTranslationY;
     private boolean mDrawingAppearAnimation;
-    private Paint mAppearPaint = new Paint();
     private ValueAnimator mAppearAnimator;
     private float mAppearAnimationFraction = -1.0f;
     private float mAppearAnimationTranslation;
@@ -151,9 +141,6 @@
         mLinearInterpolator = new LinearInterpolator();
         setClipChildren(false);
         setClipToPadding(false);
-        mAppearAnimationFilter = new PorterDuffColorFilter(0, PorterDuff.Mode.SRC_ATOP);
-        mRoundedRectCornerRadius = getResources().getDimensionPixelSize(
-                R.dimen.notification_material_rounded_rect_radius);
         mLegacyColor = context.getColor(R.color.notification_legacy_background_color);
         mNormalColor = context.getColor(R.color.notification_material_background_color);
         mLowPriorityColor = context.getColor(
@@ -540,9 +527,7 @@
 
     private void startAppearAnimation(boolean isAppearing, float translationDirection, long delay,
             long duration, final Runnable onFinishedRunnable) {
-        if (mAppearAnimator != null) {
-            mAppearAnimator.cancel();
-        }
+        cancelAppearAnimation();
         mAnimationTranslationY = translationDirection * getActualHeight();
         if (mAppearAnimationFraction == -1.0f) {
             // not initialized yet, we start anew
@@ -613,6 +598,17 @@
         mAppearAnimator.start();
     }
 
+    private void cancelAppearAnimation() {
+        if (mAppearAnimator != null) {
+            mAppearAnimator.cancel();
+        }
+    }
+
+    public void cancelAppearDrawing() {
+        cancelAppearAnimation();
+        enableAppearDrawing(false);
+    }
+
     private void updateAppearRect() {
         float inverseFraction = (1.0f - mAppearAnimationFraction);
         float translationFraction = mCurrentAppearInterpolator.getInterpolation(inverseFraction);
@@ -652,20 +648,26 @@
     }
 
     private void updateAppearAnimationAlpha() {
-        int backgroundColor = getBgColor();
-        if (backgroundColor != -1) {
-            float contentAlphaProgress = mAppearAnimationFraction;
-            contentAlphaProgress = contentAlphaProgress / (1.0f - ALPHA_ANIMATION_END);
-            contentAlphaProgress = Math.min(1.0f, contentAlphaProgress);
-            contentAlphaProgress = mCurrentAlphaInterpolator.getInterpolation(contentAlphaProgress);
-            int sourceColor = Color.argb((int) (255 * (1.0f - contentAlphaProgress)),
-                    Color.red(backgroundColor), Color.green(backgroundColor),
-                    Color.blue(backgroundColor));
-            mAppearAnimationFilter.setColor(sourceColor);
-            mAppearPaint.setColorFilter(mAppearAnimationFilter);
-        }
+        float contentAlphaProgress = mAppearAnimationFraction;
+        contentAlphaProgress = contentAlphaProgress / (1.0f - ALPHA_ANIMATION_END);
+        contentAlphaProgress = Math.min(1.0f, contentAlphaProgress);
+        contentAlphaProgress = mCurrentAlphaInterpolator.getInterpolation(contentAlphaProgress);
+        setContentAlpha(contentAlphaProgress);
     }
 
+    private void setContentAlpha(float contentAlpha) {
+        int layerType = contentAlpha == 0.0f || contentAlpha == 1.0f ? LAYER_TYPE_NONE
+                : LAYER_TYPE_HARDWARE;
+        View contentView = getContentView();
+        int currentLayerType = contentView.getLayerType();
+        if (currentLayerType != layerType) {
+            contentView.setLayerType(layerType, null);
+        }
+        contentView.setAlpha(contentAlpha);
+    }
+
+    protected abstract View getContentView();
+
     private int getBgColor() {
         if (mBgTint != 0) {
             return mBgTint;
@@ -699,41 +701,24 @@
      */
     private void enableAppearDrawing(boolean enable) {
         if (enable != mDrawingAppearAnimation) {
-            if (enable) {
-                if (getWidth() == 0 || getActualHeight() == 0) {
-                    // TODO: This should not happen, but it can during expansion. Needs
-                    // investigation
-                    return;
-                }
-                Bitmap bitmap = Bitmap.createBitmap(getWidth(), getActualHeight(),
-                        Bitmap.Config.ARGB_8888);
-                Canvas canvas = new Canvas(bitmap);
-                draw(canvas);
-                mAppearPaint.setShader(new BitmapShader(bitmap, Shader.TileMode.CLAMP,
-                        Shader.TileMode.CLAMP));
-            } else {
-                mAppearPaint.setShader(null);
-            }
             mDrawingAppearAnimation = enable;
+            if (!enable) {
+                setContentAlpha(1.0f);
+            }
             invalidate();
         }
     }
 
     @Override
     protected void dispatchDraw(Canvas canvas) {
-        if (!mDrawingAppearAnimation) {
-            super.dispatchDraw(canvas);
-        } else {
-            drawAppearRect(canvas);
+        if (mDrawingAppearAnimation) {
+            canvas.save();
+            canvas.translate(0, mAppearAnimationTranslation);
         }
-    }
-
-    private void drawAppearRect(Canvas canvas) {
-        canvas.save();
-        canvas.translate(0, mAppearAnimationTranslation);
-        canvas.drawRoundRect(mAppearAnimationRect, mRoundedRectCornerRadius,
-                mRoundedRectCornerRadius, mAppearPaint);
-        canvas.restore();
+        super.dispatchDraw(canvas);
+        if (mDrawingAppearAnimation) {
+            canvas.restore();
+        }
     }
 
     public void setOnActivatedListener(OnActivatedListener onActivatedListener) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java
index 4cce1a4..ef8c5db 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/BaseStatusBar.java
@@ -1848,11 +1848,8 @@
             }
         }
 
-        if (onKeyguard && mKeyguardIconOverflowContainer.getIconsView().getChildCount() > 0) {
-            mKeyguardIconOverflowContainer.setVisibility(View.VISIBLE);
-        } else {
-            mKeyguardIconOverflowContainer.setVisibility(View.GONE);
-        }
+        mStackScroller.updateOverflowContainerVisibility(onKeyguard
+                && mKeyguardIconOverflowContainer.getIconsView().getChildCount() > 0);
 
         mStackScroller.changeViewPosition(mDismissView, mStackScroller.getChildCount() - 1);
         mStackScroller.changeViewPosition(mEmptyShadeView, mStackScroller.getChildCount() - 2);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/DelegateViewHelper.java b/packages/SystemUI/src/com/android/systemui/statusbar/DelegateViewHelper.java
deleted file mode 100644
index 2dc521e..0000000
--- a/packages/SystemUI/src/com/android/systemui/statusbar/DelegateViewHelper.java
+++ /dev/null
@@ -1,157 +0,0 @@
-/*
- * Copyright (C) 2010 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.statusbar;
-
-import android.app.StatusBarManager;
-import android.content.res.Resources;
-import android.graphics.RectF;
-import android.view.MotionEvent;
-import android.view.View;
-import com.android.systemui.R;
-import com.android.systemui.statusbar.phone.PhoneStatusBar;
-
-public class DelegateViewHelper {
-    private View mDelegateView;
-    private View mSourceView;
-    private PhoneStatusBar mBar;
-    private int[] mTempPoint = new int[2];
-    private float[] mDownPoint = new float[2];
-    private float mTriggerThreshhold;
-    private boolean mPanelShowing;
-
-    RectF mInitialTouch = new RectF();
-    private boolean mStarted;
-    private boolean mSwapXY = false;
-    private boolean mDisabled;
-
-    public DelegateViewHelper(View sourceView) {
-        setSourceView(sourceView);
-    }
-
-    public void setDelegateView(View view) {
-        mDelegateView = view;
-    }
-
-    public void setBar(PhoneStatusBar phoneStatusBar) {
-        mBar = phoneStatusBar;
-    }
-
-    public boolean onInterceptTouchEvent(MotionEvent event) {
-        if (mSourceView == null || mDelegateView == null || mBar.shouldDisableNavbarGestures()) {
-            return false;
-        }
-
-        mSourceView.getLocationOnScreen(mTempPoint);
-        final float sourceX = mTempPoint[0];
-        final float sourceY = mTempPoint[1];
-
-        final int action = event.getAction();
-        switch (action) {
-            case MotionEvent.ACTION_DOWN:
-                mPanelShowing = mDelegateView.getVisibility() == View.VISIBLE;
-                mDownPoint[0] = event.getX();
-                mDownPoint[1] = event.getY();
-                mStarted = mInitialTouch.contains(mDownPoint[0] + sourceX, mDownPoint[1] + sourceY);
-                break;
-        }
-
-        if (!mStarted) {
-            return false;
-        }
-
-        if (!mDisabled && !mPanelShowing && action == MotionEvent.ACTION_MOVE) {
-            final int historySize = event.getHistorySize();
-            for (int k = 0; k < historySize + 1; k++) {
-                float x = k < historySize ? event.getHistoricalX(k) : event.getX();
-                float y = k < historySize ? event.getHistoricalY(k) : event.getY();
-                final float distance = mSwapXY ? (mDownPoint[0] - x) : (mDownPoint[1] - y);
-                if (distance > mTriggerThreshhold) {
-                    mBar.invokeAssistGesture(false /* vibrate */);
-                    mPanelShowing = true;
-                    break;
-                }
-            }
-        }
-
-        if (action == MotionEvent.ACTION_DOWN) {
-            mBar.setInteracting(StatusBarManager.WINDOW_NAVIGATION_BAR, true);
-        } else if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_CANCEL) {
-            mBar.setInteracting(StatusBarManager.WINDOW_NAVIGATION_BAR, false);
-        }
-
-        mDelegateView.getLocationOnScreen(mTempPoint);
-        final float delegateX = mTempPoint[0];
-        final float delegateY = mTempPoint[1];
-
-        float deltaX = sourceX - delegateX;
-        float deltaY = sourceY - delegateY;
-        event.offsetLocation(deltaX, deltaY);
-        mDelegateView.dispatchTouchEvent(event);
-        event.offsetLocation(-deltaX, -deltaY);
-        return mPanelShowing;
-    }
-
-    public void abortCurrentGesture() {
-        if (mStarted) {
-            mStarted = false;
-            mBar.setInteracting(StatusBarManager.WINDOW_NAVIGATION_BAR, false);
-        }
-    }
-
-    public void setSourceView(View view) {
-        mSourceView = view;
-        if (mSourceView != null) {
-            Resources r = mSourceView.getContext().getResources();
-            mTriggerThreshhold = r.getDimensionPixelSize(R.dimen.navigation_bar_min_swipe_distance);
-        }
-    }
-
-    /**
-     * Selects the initial touch region based on a list of views.  This is meant to be called by
-     * a container widget on children over which the initial touch should be detected.  Note this
-     * will compute a minimum bound that contains all specified views.
-     *
-     * @param views
-     */
-    public void setInitialTouchRegion(View ... views) {
-        RectF bounds = new RectF();
-        int p[] = new int[2];
-        for (int i = 0; i < views.length; i++) {
-            View view = views[i];
-            if (view == null) continue;
-            view.getLocationOnScreen(p);
-            if (i == 0) {
-                bounds.set(p[0], p[1], p[0] + view.getWidth(), p[1] + view.getHeight());
-            } else {
-                bounds.union(p[0], p[1], p[0] + view.getWidth(), p[1] + view.getHeight());
-            }
-        }
-        mInitialTouch.set(bounds);
-    }
-
-    /**
-     * When rotation is set to NO_SENSOR, then this allows swapping x/y for gesture detection
-     * @param swap
-     */
-    public void setSwapXY(boolean swap) {
-        mSwapXY = swap;
-    }
-
-    public void setDisabled(boolean disabled) {
-        mDisabled = disabled;
-    }
-}
\ No newline at end of file
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
index d444ea8..b88e5ca 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableNotificationRow.java
@@ -856,6 +856,11 @@
     }
 
     @Override
+    protected View getContentView() {
+        return getShowingLayout();
+    }
+
+    @Override
     public void setActualHeight(int height, boolean notifyListeners) {
         super.setActualHeight(height, notifyListeners);
         int contentHeight = calculateContentHeightFromActualHeight(height);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableOutlineView.java b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableOutlineView.java
index a18fff2..d77e050 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableOutlineView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableOutlineView.java
@@ -24,16 +24,21 @@
 import android.view.View;
 import android.view.ViewOutlineProvider;
 
+import com.android.systemui.R;
+
 /**
  * Like {@link ExpandableView}, but setting an outline for the height and clipping.
  */
 public abstract class ExpandableOutlineView extends ExpandableView {
 
     private final Rect mOutlineRect = new Rect();
+    protected final int mRoundedRectCornerRadius;
     private boolean mCustomOutline;
 
     public ExpandableOutlineView(Context context, AttributeSet attrs) {
         super(context, attrs);
+        mRoundedRectCornerRadius = getResources().getDimensionPixelSize(
+                R.dimen.notification_material_rounded_rect_radius);
         setOutlineProvider(new ViewOutlineProvider() {
             @Override
             public void getOutline(View view, Outline outline) {
@@ -43,7 +48,7 @@
                             getWidth(),
                             Math.max(getActualHeight(), mClipTopAmount));
                 } else {
-                    outline.setRect(mOutlineRect);
+                    outline.setRoundRect(mOutlineRect, mRoundedRectCornerRadius);
                 }
             }
         });
@@ -66,12 +71,14 @@
             setOutlineRect(rect.left, rect.top, rect.right, rect.bottom);
         } else {
             mCustomOutline = false;
+            setClipToOutline(false);
             invalidateOutline();
         }
     }
 
     protected void setOutlineRect(float left, float top, float right, float bottom) {
         mCustomOutline = true;
+        setClipToOutline(true);
 
         mOutlineRect.set((int) left, (int) top, (int) right, (int) bottom);
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableView.java b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableView.java
index 3feec9e..8c03350 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/ExpandableView.java
@@ -43,6 +43,7 @@
     private ArrayList<View> mMatchParentViews = new ArrayList<View>();
     private int mClipTopOptimization;
     private static Rect mClipRect = new Rect();
+    private boolean mWillBeGone;
 
     public ExpandableView(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -374,6 +375,14 @@
         updateClipping();
     }
 
+    public boolean willBeGone() {
+        return mWillBeGone;
+    }
+
+    public void setWillBeGone(boolean willBeGone) {
+        mWillBeGone = willBeGone;
+    }
+
     /**
      * A listener notifying when {@link #getActualHeight} changes.
      */
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationOverflowContainer.java b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationOverflowContainer.java
index 5fa7070..9653b67 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationOverflowContainer.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationOverflowContainer.java
@@ -18,6 +18,7 @@
 
 import android.content.Context;
 import android.util.AttributeSet;
+import android.view.View;
 import android.widget.TextView;
 
 import com.android.systemui.R;
@@ -32,6 +33,7 @@
     private NotificationOverflowIconsView mIconsView;
     private ViewInvertHelper mViewInvertHelper;
     private boolean mDark;
+    private View mContent;
 
     public NotificationOverflowContainer(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -43,7 +45,8 @@
         mIconsView = (NotificationOverflowIconsView) findViewById(R.id.overflow_icons_view);
         mIconsView.setMoreText((TextView) findViewById(R.id.more_text));
         mIconsView.setOverflowIndicator(findViewById(R.id.more_icon_overflow));
-        mViewInvertHelper = new ViewInvertHelper(findViewById(R.id.content),
+        mContent = findViewById(R.id.content);
+        mViewInvertHelper = new ViewInvertHelper(mContent,
                 NotificationPanelView.DOZE_ANIMATION_DURATION);
     }
 
@@ -59,6 +62,11 @@
         }
     }
 
+    @Override
+    protected View getContentView() {
+        return mContent;
+    }
+
     public NotificationOverflowIconsView getIconsView() {
         return mIconsView;
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/StackScrollerDecorView.java b/packages/SystemUI/src/com/android/systemui/statusbar/StackScrollerDecorView.java
index 64d80cc..2f66c41 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/StackScrollerDecorView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/StackScrollerDecorView.java
@@ -32,7 +32,6 @@
     protected View mContent;
     private boolean mIsVisible;
     private boolean mAnimating;
-    private boolean mWillBeGone;
 
     public StackScrollerDecorView(Context context, AttributeSet attrs) {
         super(context, attrs);
@@ -134,13 +133,5 @@
         mContent.animate().cancel();
     }
 
-    public boolean willBeGone() {
-        return mWillBeGone;
-    }
-
-    public void setWillBeGone(boolean willBeGone) {
-        mWillBeGone = willBeGone;
-    }
-
     protected abstract View findContentView();
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
index 636c511..f40f5016 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java
@@ -47,7 +47,6 @@
 import android.widget.LinearLayout;
 
 import com.android.systemui.R;
-import com.android.systemui.statusbar.DelegateViewHelper;
 import com.android.systemui.statusbar.policy.DeadZone;
 import com.android.systemui.statusbar.policy.KeyButtonView;
 
@@ -79,7 +78,6 @@
     private Drawable mRecentLandIcon;
 
     private NavigationBarViewTaskSwitchHelper mTaskSwitchHelper;
-    private DelegateViewHelper mDelegateHelper;
     private DeadZone mDeadZone;
     private final NavigationBarTransitions mBarTransitions;
 
@@ -92,7 +90,6 @@
 
     private OnVerticalChangedListener mOnVerticalChangedListener;
     private boolean mIsLayoutRtl;
-    private boolean mDelegateIntercepted;
 
     private class NavTransitionListener implements TransitionListener {
         private boolean mBackTransitioning;
@@ -180,7 +177,6 @@
         mBarSize = res.getDimensionPixelSize(R.dimen.navigation_bar_size);
         mVertical = false;
         mShowMenu = false;
-        mDelegateHelper = new DelegateViewHelper(this);
         mTaskSwitchHelper = new NavigationBarViewTaskSwitchHelper(context);
 
         getIcons(res);
@@ -192,13 +188,8 @@
         return mBarTransitions;
     }
 
-    public void setDelegateView(View view) {
-        mDelegateHelper.setDelegateView(view);
-    }
-
     public void setBar(PhoneStatusBar phoneStatusBar) {
         mTaskSwitchHelper.setBar(phoneStatusBar);
-        mDelegateHelper.setBar(phoneStatusBar);
     }
 
     public void setOnVerticalChangedListener(OnVerticalChangedListener onVerticalChangedListener) {
@@ -208,44 +199,21 @@
 
     @Override
     public boolean onTouchEvent(MotionEvent event) {
-        initDownStates(event);
-        if (!mDelegateIntercepted && mTaskSwitchHelper.onTouchEvent(event)) {
+        if (mTaskSwitchHelper.onTouchEvent(event)) {
             return true;
         }
         if (mDeadZone != null && event.getAction() == MotionEvent.ACTION_OUTSIDE) {
             mDeadZone.poke(event);
         }
-        if (mDelegateHelper != null && mDelegateIntercepted) {
-            boolean ret = mDelegateHelper.onInterceptTouchEvent(event);
-            if (ret) return true;
-        }
         return super.onTouchEvent(event);
     }
 
-    private void initDownStates(MotionEvent ev) {
-        if (ev.getAction() == MotionEvent.ACTION_DOWN) {
-            mDelegateIntercepted = false;
-        }
-    }
-
     @Override
     public boolean onInterceptTouchEvent(MotionEvent event) {
-        initDownStates(event);
-        boolean intercept = mTaskSwitchHelper.onInterceptTouchEvent(event);
-        if (!intercept) {
-            mDelegateIntercepted = mDelegateHelper.onInterceptTouchEvent(event);
-            intercept = mDelegateIntercepted;
-        } else {
-            MotionEvent cancelEvent = MotionEvent.obtain(event);
-            cancelEvent.setAction(MotionEvent.ACTION_CANCEL);
-            mDelegateHelper.onInterceptTouchEvent(cancelEvent);
-            cancelEvent.recycle();
-        }
-        return intercept;
+        return mTaskSwitchHelper.onInterceptTouchEvent(event);
     }
 
     public void abortCurrentGesture() {
-        mDelegateHelper.abortCurrentGesture();
         getHomeButton().abortCurrentGesture();
     }
 
@@ -461,10 +429,6 @@
             Log.d(TAG, "reorient(): rot=" + mDisplay.getRotation());
         }
 
-        // swap to x coordinate if orientation is not in vertical
-        if (mDelegateHelper != null) {
-            mDelegateHelper.setSwapXY(mVertical);
-        }
         updateTaskSwitchHelper();
 
         setNavigationIconHints(mNavigationIconHints, true);
@@ -476,12 +440,6 @@
     }
 
     @Override
-    protected void onLayout(boolean changed, int l, int t, int r, int b) {
-        super.onLayout(changed, l, t, r, b);
-        mDelegateHelper.setInitialTouchRegion(getHomeButton(), getBackButton(), getRecentsButton());
-    }
-
-    @Override
     protected void onSizeChanged(int w, int h, int oldw, int oldh) {
         if (DEBUG) Log.d(TAG, String.format(
                     "onSizeChanged: (%dx%d) old: (%dx%d)", w, h, oldw, oldh));
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
index 9e1af82..a750572 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
@@ -487,6 +487,7 @@
         mStatusBar.dismissPopups();
         mNotificationStackScroller.setOverScrollAmount(0f, true /* onTop */, false /* animate */,
                 true /* cancelAnimators */);
+        mNotificationStackScroller.resetScrollPosition();
     }
 
     public void closeQs() {
@@ -1716,12 +1717,16 @@
         float alphaQsExpansion = 1 - Math.min(1, getQsExpansionFraction() * 2);
         mKeyguardStatusBar.setAlpha(Math.min(getKeyguardContentsAlpha(), alphaQsExpansion)
                 * mKeyguardStatusBarAnimateAlpha);
+        mKeyguardStatusBar.setVisibility(mKeyguardStatusBar.getAlpha() != 0f ? VISIBLE : INVISIBLE);
         setQsTranslation(mQsExpansionHeight);
     }
 
     private void updateKeyguardBottomAreaAlpha() {
-        mKeyguardBottomArea.setAlpha(
-                Math.min(getKeyguardContentsAlpha(), 1 - getQsExpansionFraction()));
+        float alpha = Math.min(getKeyguardContentsAlpha(), 1 - getQsExpansionFraction());
+        mKeyguardBottomArea.setAlpha(alpha);
+        mKeyguardBottomArea.setImportantForAccessibility(alpha == 0f
+                ? IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS
+                : IMPORTANT_FOR_ACCESSIBILITY_AUTO);
     }
 
     private float getNotificationsTopY() {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelBar.java
index 54bd3e9..552a0b2 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PanelBar.java
@@ -81,10 +81,13 @@
     }
 
     public void setBouncerShowing(boolean showing) {
+        int important = showing ? IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS
+                : IMPORTANT_FOR_ACCESSIBILITY_AUTO;
+
+        setImportantForAccessibility(important);
+
         if (mPanelHolder != null) {
-            mPanelHolder.setImportantForAccessibility(
-                    showing ? IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS
-                            : IMPORTANT_FOR_ACCESSIBILITY_AUTO);
+            mPanelHolder.setImportantForAccessibility(important);
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index a5b18f9..33e8e59 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -707,7 +707,7 @@
                         R.layout.status_bar_notification_keyguard_overflow, mStackScroller, false);
         mKeyguardIconOverflowContainer.setOnActivatedListener(this);
         mKeyguardIconOverflowContainer.setOnClickListener(mOverflowClickListener);
-        mStackScroller.addView(mKeyguardIconOverflowContainer);
+        mStackScroller.setOverflowContainer(mKeyguardIconOverflowContainer);
 
         SpeedBumpView speedBump = (SpeedBumpView) LayoutInflater.from(mContext).inflate(
                         R.layout.status_bar_notification_speed_bump, mStackScroller, false);
@@ -1861,6 +1861,9 @@
 
     public void setQsExpanded(boolean expanded) {
         mStatusBarWindowManager.setQsExpanded(expanded);
+        mKeyguardStatusView.setImportantForAccessibility(expanded
+                ? View.IMPORTANT_FOR_ACCESSIBILITY_NO_HIDE_DESCENDANTS
+                : View.IMPORTANT_FOR_ACCESSIBILITY_AUTO);
     }
 
     public boolean isGoingToNotificationShade() {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/HeadsUpManager.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/HeadsUpManager.java
index 6e30803..98bbe7c 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/HeadsUpManager.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/HeadsUpManager.java
@@ -552,6 +552,7 @@
         }
 
         public void updateEntry() {
+            mSortedEntries.remove(HeadsUpEntry.this);
             long currentTime = mClock.currentTimeMillis();
             earliestRemovaltime = currentTime + mMinimumDisplayTime;
             postTime = Math.max(postTime, currentTime);
@@ -561,13 +562,13 @@
                 long removeDelay = Math.max(finishTime - currentTime, mMinimumDisplayTime);
                 mHandler.postDelayed(mRemoveHeadsUpRunnable, removeDelay);
             }
-            updateSortOrder(HeadsUpEntry.this);
+            mSortedEntries.add(HeadsUpEntry.this);
         }
 
         @Override
         public int compareTo(HeadsUpEntry o) {
             return postTime < o.postTime ? 1
-                    : postTime == o.postTime ? 0
+                    : postTime == o.postTime ? entry.key.compareTo(o.entry.key)
                             : -1;
         }
 
@@ -592,16 +593,6 @@
         }
     }
 
-    /**
-     * Update the sorted heads up order.
-     *
-     * @param headsUpEntry the headsUp that changed
-     */
-    private void updateSortOrder(HeadsUpEntry headsUpEntry) {
-        mSortedEntries.remove(headsUpEntry);
-        mSortedEntries.add(headsUpEntry);
-    }
-
     public static class Clock {
         public long currentTimeMillis() {
             return SystemClock.elapsedRealtime();
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/KeyguardUserSwitcher.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/KeyguardUserSwitcher.java
index 1460e5f..5cf6156 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/KeyguardUserSwitcher.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/KeyguardUserSwitcher.java
@@ -30,7 +30,7 @@
 import android.view.animation.AnimationUtils;
 import android.widget.FrameLayout;
 
-import com.android.keyguard.AppearAnimationUtils;
+import com.android.settingslib.animation.AppearAnimationUtils;
 import com.android.systemui.R;
 import com.android.systemui.qs.tiles.UserDetailItemView;
 import com.android.systemui.statusbar.phone.KeyguardStatusBarView;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java b/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
index d8f6bcd..1bf4547 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/NotificationStackScrollLayout.java
@@ -43,6 +43,7 @@
 import com.android.systemui.statusbar.ExpandableNotificationRow;
 import com.android.systemui.statusbar.ExpandableView;
 import com.android.systemui.statusbar.NotificationData;
+import com.android.systemui.statusbar.NotificationOverflowContainer;
 import com.android.systemui.statusbar.SpeedBumpView;
 import com.android.systemui.statusbar.StackScrollerDecorView;
 import com.android.systemui.statusbar.StatusBarState;
@@ -226,6 +227,7 @@
     private boolean mTrackingHeadsUp;
     private ScrimController mScrimController;
     private boolean mForceNoOverlappingRendering;
+    private NotificationOverflowContainer mOverflowContainer;
 
     public NotificationStackScrollLayout(Context context) {
         this(context, null);
@@ -1368,17 +1370,11 @@
         int childCount = getChildCount();
         int count = 0;
         for (int i = 0; i < childCount; i++) {
-            View child = getChildAt(i);
-            if (child.getVisibility() != View.GONE) {
+            ExpandableView child = (ExpandableView) getChildAt(i);
+            if (child.getVisibility() != View.GONE && !child.willBeGone()) {
                 count++;
             }
         }
-        if (mDismissView.willBeGone()) {
-            count--;
-        }
-        if (mEmptyShadeView.willBeGone()) {
-            count--;
-        }
         return count;
     }
 
@@ -2234,6 +2230,11 @@
         }
     }
 
+    public void resetScrollPosition() {
+        mScroller.abortAnimation();
+        mOwnScrollY = 0;
+    }
+
     private void setIsExpanded(boolean isExpanded) {
         boolean changed = isExpanded != mIsExpanded;
         mIsExpanded = isExpanded;
@@ -2291,6 +2292,10 @@
 
     public void onChildAnimationFinished() {
         requestChildrenUpdate();
+        runAnimationFinishedRunnables();
+    }
+
+    private void runAnimationFinishedRunnables() {
         for (Runnable runnable : mAnimationFinishedRunnables) {
             runnable.run();
         }
@@ -2348,6 +2353,7 @@
         if (mListener != null) {
             mListener.onChildLocationsChanged(this);
         }
+        runAnimationFinishedRunnables();
     }
 
     public void setSpeedBumpView(SpeedBumpView speedBumpView) {
@@ -2470,7 +2476,7 @@
                 mEmptyShadeView.setVisibility(newVisibility);
                 mEmptyShadeView.setWillBeGone(false);
                 updateContentHeight();
-                notifyHeightChangeListener(mDismissView);
+                notifyHeightChangeListener(mEmptyShadeView);
             } else {
                 Runnable onFinishedRunnable = new Runnable() {
                     @Override
@@ -2478,7 +2484,7 @@
                         mEmptyShadeView.setVisibility(GONE);
                         mEmptyShadeView.setWillBeGone(false);
                         updateContentHeight();
-                        notifyHeightChangeListener(mDismissView);
+                        notifyHeightChangeListener(mEmptyShadeView);
                     }
                 };
                 if (mAnimationsEnabled) {
@@ -2492,6 +2498,45 @@
         }
     }
 
+    public void setOverflowContainer(NotificationOverflowContainer overFlowContainer) {
+        mOverflowContainer = overFlowContainer;
+        addView(mOverflowContainer);
+    }
+
+    public void updateOverflowContainerVisibility(boolean visible) {
+        int oldVisibility = mOverflowContainer.willBeGone() ? GONE
+                : mOverflowContainer.getVisibility();
+        final int newVisibility = visible ? VISIBLE : GONE;
+        if (oldVisibility != newVisibility) {
+            Runnable onFinishedRunnable = new Runnable() {
+                @Override
+                public void run() {
+                    mOverflowContainer.setVisibility(newVisibility);
+                    mOverflowContainer.setWillBeGone(false);
+                    updateContentHeight();
+                    notifyHeightChangeListener(mOverflowContainer);
+                }
+            };
+            if (!mAnimationsEnabled || !mIsExpanded) {
+                mOverflowContainer.cancelAppearDrawing();
+                onFinishedRunnable.run();
+            } else if (newVisibility != GONE) {
+                mOverflowContainer.performAddAnimation(0,
+                        StackStateAnimator.ANIMATION_DURATION_STANDARD);
+                mOverflowContainer.setVisibility(newVisibility);
+                mOverflowContainer.setWillBeGone(false);
+                updateContentHeight();
+                notifyHeightChangeListener(mOverflowContainer);
+            } else {
+                mOverflowContainer.performRemoveAnimation(
+                        StackStateAnimator.ANIMATION_DURATION_STANDARD,
+                        0.0f,
+                        onFinishedRunnable);
+                mOverflowContainer.setWillBeGone(true);
+            }
+        }
+    }
+
     public void updateDismissView(boolean visible) {
         int oldVisibility = mDismissView.willBeGone() ? GONE : mDismissView.getVisibility();
         int newVisibility = visible ? VISIBLE : GONE;
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollState.java b/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollState.java
index feae590..a70ad43 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollState.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackScrollState.java
@@ -210,7 +210,10 @@
         int oldVisibility = view.getVisibility();
         int newVisibility = becomesInvisible ? View.INVISIBLE : View.VISIBLE;
         if (newVisibility != oldVisibility) {
-            view.setVisibility(newVisibility);
+            if (!(view instanceof ExpandableView) || !((ExpandableView) view).willBeGone()) {
+                // We don't want views to change visibility when they are animating to GONE
+                view.setVisibility(newVisibility);
+            }
         }
 
         // apply yTranslation
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackStateAnimator.java b/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackStateAnimator.java
index c31244c..c995c8e 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackStateAnimator.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/stack/StackStateAnimator.java
@@ -285,6 +285,10 @@
         boolean scaleChanging = child.getScaleX() != viewState.scale;
         float childAlpha = child.getVisibility() == View.INVISIBLE ? 0.0f : child.getAlpha();
         boolean alphaChanging = viewState.alpha != childAlpha;
+        if (child instanceof ExpandableView) {
+            // We don't want views to change visibility when they are animating to GONE
+            alphaChanging &= !((ExpandableView) child).willBeGone();
+        }
 
         // start translationY animation
         if (yTranslationChanging) {
diff --git a/packages/SystemUI/src/com/android/systemui/volume/ZenModePanel.java b/packages/SystemUI/src/com/android/systemui/volume/ZenModePanel.java
index ced1a3c..a0eb61f 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/ZenModePanel.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/ZenModePanel.java
@@ -153,7 +153,7 @@
 
         mZenButtons = (SegmentedButtons) findViewById(R.id.zen_buttons);
         mZenButtons.addButton(R.string.interruption_level_none_twoline,
-                R.string.interruption_level_none,
+                R.string.interruption_level_none_with_warning,
                 Global.ZEN_MODE_NO_INTERRUPTIONS);
         mZenButtons.addButton(R.string.interruption_level_alarms_twoline,
                 R.string.interruption_level_alarms,
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 2f68aa8..9c6e16f 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -100,6 +100,7 @@
 
 import com.android.internal.R;
 import com.android.internal.annotations.GuardedBy;
+import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.app.IBatteryStats;
 import com.android.internal.net.LegacyVpnInfo;
 import com.android.internal.net.NetworkStatsFactory;
@@ -768,7 +769,8 @@
         return mNextNetworkRequestId++;
     }
 
-    private int reserveNetId() {
+    @VisibleForTesting
+    protected int reserveNetId() {
         synchronized (mNetworkForNetId) {
             for (int i = MIN_NET_ID; i <= MAX_NET_ID; i++) {
                 int netId = mNextNetId;
@@ -1665,6 +1667,7 @@
     private static final String DEFAULT_TCP_RWND_KEY = "net.tcp.default_init_rwnd";
 
     // Overridden for testing purposes to avoid writing to SystemProperties.
+    @VisibleForTesting
     protected int getDefaultTcpRwnd() {
         return SystemProperties.getInt(DEFAULT_TCP_RWND_KEY, 0);
     }
diff --git a/services/core/java/com/android/server/am/ActivityStackSupervisor.java b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
index 577a4f9..23e62e2 100644
--- a/services/core/java/com/android/server/am/ActivityStackSupervisor.java
+++ b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
@@ -2019,15 +2019,22 @@
                                     r, top.task);
                             top.deliverNewIntentLocked(callingUid, r.intent, r.launchedFromPackage);
                         } else {
-                            // A special case: we need to
-                            // start the activity because it is not currently
-                            // running, and the caller has asked to clear the
-                            // current task to have this activity at the top.
+                            // A special case: we need to start the activity because it is not
+                            // currently running, and the caller has asked to clear the current
+                            // task to have this activity at the top.
                             addingToTask = true;
-                            // Now pretend like this activity is being started
-                            // by the top of its task, so it is put in the
-                            // right place.
+                            // Now pretend like this activity is being started by the top of its
+                            // task, so it is put in the right place.
                             sourceRecord = intentActivity;
+                            TaskRecord task = sourceRecord.task;
+                            if (task != null && task.stack == null) {
+                                // Target stack got cleared when we all activities were removed
+                                // above. Go ahead and reset it.
+                                targetStack = computeStackFocus(sourceRecord, false /* newTask */);
+                                targetStack.addTask(
+                                        task, !launchTaskBehind /* toTop */, false /* moving */);
+                            }
+
                         }
                     } else if (r.realActivity.equals(intentActivity.task.realActivity)) {
                         // In this case the top activity on the task is the
diff --git a/services/core/java/com/android/server/display/DisplayManagerService.java b/services/core/java/com/android/server/display/DisplayManagerService.java
index 7440b8c..b2ab797 100644
--- a/services/core/java/com/android/server/display/DisplayManagerService.java
+++ b/services/core/java/com/android/server/display/DisplayManagerService.java
@@ -346,6 +346,8 @@
         synchronized (mTempDisplayStateWorkQueue) {
             try {
                 // Update the display state within the lock.
+                // Note that we do not need to schedule traversals here although it
+                // may happen as a side-effect of displays changing state.
                 synchronized (mSyncRoot) {
                     if (mGlobalDisplayState == state
                             && mGlobalDisplayBrightness == brightness) {
@@ -357,8 +359,7 @@
                             + ", brightness=" + brightness + ")");
                     mGlobalDisplayState = state;
                     mGlobalDisplayBrightness = brightness;
-                    updateGlobalDisplayStateLocked(mTempDisplayStateWorkQueue);
-                    scheduleTraversalLocked(false);
+                    applyGlobalDisplayStateLocked(mTempDisplayStateWorkQueue);
                 }
 
                 // Setting the display power state can take hundreds of milliseconds
@@ -715,6 +716,7 @@
             handleDisplayDeviceRemovedLocked(device);
         }
     }
+
     private void handleDisplayDeviceRemovedLocked(DisplayDevice device) {
         DisplayDeviceInfo info = device.getDisplayDeviceInfoLocked();
         if (!mDisplayDevices.remove(device)) {
@@ -729,7 +731,7 @@
         scheduleTraversalLocked(false);
     }
 
-    private void updateGlobalDisplayStateLocked(List<Runnable> workQueue) {
+    private void applyGlobalDisplayStateLocked(List<Runnable> workQueue) {
         final int count = mDisplayDevices.size();
         for (int i = 0; i < count; i++) {
             DisplayDevice device = mDisplayDevices.get(i);
diff --git a/services/core/java/com/android/server/display/LogicalDisplay.java b/services/core/java/com/android/server/display/LogicalDisplay.java
index 4823769..6efc99a 100644
--- a/services/core/java/com/android/server/display/LogicalDisplay.java
+++ b/services/core/java/com/android/server/display/LogicalDisplay.java
@@ -133,6 +133,8 @@
                 mInfo.overscanBottom = mOverrideDisplayInfo.overscanBottom;
                 mInfo.rotation = mOverrideDisplayInfo.rotation;
                 mInfo.logicalDensityDpi = mOverrideDisplayInfo.logicalDensityDpi;
+                mInfo.physicalXDpi = mOverrideDisplayInfo.physicalXDpi;
+                mInfo.physicalYDpi = mOverrideDisplayInfo.physicalYDpi;
             }
         }
         return mInfo;
diff --git a/services/core/java/com/android/server/display/OverlayDisplayAdapter.java b/services/core/java/com/android/server/display/OverlayDisplayAdapter.java
index 0462035..0bddff0 100644
--- a/services/core/java/com/android/server/display/OverlayDisplayAdapter.java
+++ b/services/core/java/com/android/server/display/OverlayDisplayAdapter.java
@@ -174,9 +174,11 @@
                             if (width >= MIN_WIDTH && width <= MAX_WIDTH
                                     && height >= MIN_HEIGHT && height <= MAX_HEIGHT
                                     && densityDpi >= DisplayMetrics.DENSITY_LOW
-                                    && densityDpi <= DisplayMetrics.DENSITY_XXHIGH) {
+                                    && densityDpi <= DisplayMetrics.DENSITY_XXXHIGH) {
                                 modes.add(new OverlayMode(width, height, densityDpi));
                                 continue;
+                            } else {
+                                Slog.w(TAG, "Ignoring out-of-range overlay display mode: " + mode);
                             }
                         } catch (NumberFormatException ex) {
                         }
diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index e2cc3f7..7bdbec6 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -6368,6 +6368,16 @@
 
         if ((scanFlags & SCAN_NEW_INSTALL) == 0) {
             derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */);
+
+            // Some system apps still use directory structure for native libraries
+            // in which case we might end up not detecting abi solely based on apk
+            // structure. Try to detect abi based on directory structure.
+            if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() &&
+                    pkg.applicationInfo.primaryCpuAbi == null) {
+                setBundledAppAbisAndRoots(pkg, pkgSetting);
+                setNativeLibraryPaths(pkg);
+            }
+
         } else {
             if ((scanFlags & SCAN_MOVE) != 0) {
                 // We haven't run dex-opt for this move (since we've moved the compiled output too)
@@ -7273,6 +7283,33 @@
     }
 
     /**
+     * Calculate the abis and roots for a bundled app. These can uniquely
+     * be determined from the contents of the system partition, i.e whether
+     * it contains 64 or 32 bit shared libraries etc. We do not validate any
+     * of this information, and instead assume that the system was built
+     * sensibly.
+     */
+    private void setBundledAppAbisAndRoots(PackageParser.Package pkg,
+                                           PackageSetting pkgSetting) {
+        final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath());
+
+        // If "/system/lib64/apkname" exists, assume that is the per-package
+        // native library directory to use; otherwise use "/system/lib/apkname".
+        final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir);
+        setBundledAppAbi(pkg, apkRoot, apkName);
+        // pkgSetting might be null during rescan following uninstall of updates
+        // to a bundled app, so accommodate that possibility.  The settings in
+        // that case will be established later from the parsed package.
+        //
+        // If the settings aren't null, sync them up with what we've just derived.
+        // note that apkRoot isn't stored in the package settings.
+        if (pkgSetting != null) {
+            pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi;
+            pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi;
+        }
+    }
+
+    /**
      * Deduces the ABI of a bundled app and sets the relevant fields on the
      * parsed pkg object.
      *
diff --git a/services/core/java/com/android/server/policy/PhoneWindowManager.java b/services/core/java/com/android/server/policy/PhoneWindowManager.java
index 6e52358..25ca167 100644
--- a/services/core/java/com/android/server/policy/PhoneWindowManager.java
+++ b/services/core/java/com/android/server/policy/PhoneWindowManager.java
@@ -514,6 +514,7 @@
     boolean mDreamingLockscreen;
     boolean mDreamingSleepTokenNeeded;
     SleepToken mDreamingSleepToken;
+    SleepToken mScreenOffSleepToken;
     boolean mKeyguardSecure;
     boolean mKeyguardSecureIncludingHidden;
     volatile boolean mKeyguardOccluded;
@@ -5385,6 +5386,7 @@
     public void screenTurnedOff() {
         if (DEBUG_WAKEUP) Slog.i(TAG, "Screen turned off...");
 
+        updateScreenOffSleepToken(true);
         synchronized (mLock) {
             mScreenOnEarly = false;
             mScreenOnFully = false;
@@ -5399,6 +5401,7 @@
     public void screenTurningOn(final ScreenOnListener screenOnListener) {
         if (DEBUG_WAKEUP) Slog.i(TAG, "Screen turning on...");
 
+        updateScreenOffSleepToken(false);
         synchronized (mLock) {
             mScreenOnEarly = true;
             mScreenOnFully = false;
@@ -6021,6 +6024,20 @@
         } else {
             if (mDreamingSleepToken != null) {
                 mDreamingSleepToken.release();
+                mDreamingSleepToken = null;
+            }
+        }
+    }
+
+    private void updateScreenOffSleepToken(boolean acquire) {
+        if (acquire) {
+            if (mScreenOffSleepToken == null) {
+                mScreenOffSleepToken = mActivityManagerInternal.acquireSleepToken("ScreenOff");
+            }
+        } else {
+            if (mScreenOffSleepToken != null) {
+                mScreenOffSleepToken.release();
+                mScreenOffSleepToken = null;
             }
         }
     }
diff --git a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
index feb0285..ab1206b 100644
--- a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
+++ b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
@@ -3129,7 +3129,7 @@
     }
 
     @Override
-    public void uninstallCaCert(ComponentName admin, String alias) {
+    public void uninstallCaCerts(ComponentName admin, String[] aliases) {
         enforceCanManageCaCerts(admin);
 
         final UserHandle userHandle = new UserHandle(UserHandle.getCallingUserId());
@@ -3137,7 +3137,9 @@
         try {
             final KeyChainConnection keyChainConnection = KeyChain.bindAsUser(mContext, userHandle);
             try {
-                keyChainConnection.getService().deleteCaCertificate(alias);
+                for (int i = 0 ; i < aliases.length; i++) {
+                    keyChainConnection.getService().deleteCaCertificate(aliases[i]);
+                }
             } catch (RemoteException e) {
                 Log.e(LOG_TAG, "from CaCertUninstaller: ", e);
             } finally {
diff --git a/services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java b/services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java
index 56f1d48c..6684be4 100644
--- a/services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java
@@ -235,6 +235,27 @@
             // Prevent wrapped ConnectivityService from trying to write to SystemProperties.
             return 0;
         }
+
+        @Override
+        protected int reserveNetId() {
+            while (true) {
+                final int netId = super.reserveNetId();
+
+                // Don't overlap test NetIDs with real NetIDs as binding sockets to real networks
+                // can have odd side-effects, like network validations succeeding.
+                final Network[] networks = ConnectivityManager.from(getContext()).getAllNetworks();
+                boolean overlaps = false;
+                for (Network network : networks) {
+                    if (netId == network.netId) {
+                        overlaps = true;
+                        break;
+                    }
+                }
+                if (overlaps) continue;
+
+                return netId;
+            }
+        }
     }
 
     @Override
diff --git a/services/usb/java/com/android/server/usb/UsbDeviceManager.java b/services/usb/java/com/android/server/usb/UsbDeviceManager.java
index d6a7dd1..588f8c6 100644
--- a/services/usb/java/com/android/server/usb/UsbDeviceManager.java
+++ b/services/usb/java/com/android/server/usb/UsbDeviceManager.java
@@ -91,6 +91,7 @@
     private static final int MSG_SYSTEM_READY = 3;
     private static final int MSG_BOOT_COMPLETED = 4;
     private static final int MSG_USER_SWITCHED = 5;
+    private static final int MSG_SET_USB_DATA_UNLOCKED = 6;
 
     private static final int AUDIO_MODE_SOURCE = 1;
 
@@ -314,6 +315,7 @@
         // current USB state
         private boolean mConnected;
         private boolean mConfigured;
+        private boolean mUsbDataUnlocked;
         private String mCurrentFunctions;
         private UsbAccessory mCurrentAccessory;
         private int mUsbNotificationId;
@@ -350,7 +352,7 @@
                         SystemProperties.get(UsbManager.ADB_PERSISTENT_PROPERTY, "adb"),
                         UsbManager.USB_FUNCTION_ADB);
 
-                mCurrentFunctions = mAdbEnabled ? "adb" : "none";
+                mCurrentFunctions = mAdbEnabled ? "adb" : UsbManager.USB_FUNCTION_MTP;
                 String state = FileUtils.readTextFile(new File(STATE_PATH), 0, null).trim();
                 updateState(state);
 
@@ -459,6 +461,15 @@
             }
         }
 
+        /**
+         * Stop and start the USB driver. This is needed to close all outstanding
+         * USB connections.
+         */
+        private void restartCurrentFunction() {
+            setUsbConfig("none");
+            setUsbConfig(mCurrentFunctions);
+        }
+
         private void setEnabledFunctions(String functions) {
             if (DEBUG) Slog.d(TAG, "setEnabledFunctions " + functions);
 
@@ -531,6 +542,7 @@
             intent.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING);
             intent.putExtra(UsbManager.USB_CONNECTED, mConnected);
             intent.putExtra(UsbManager.USB_CONFIGURED, mConfigured);
+            intent.putExtra(UsbManager.USB_DATA_UNLOCKED, mUsbDataUnlocked);
 
             if (mCurrentFunctions != null) {
                 String[] functions = mCurrentFunctions.split(",");
@@ -599,6 +611,10 @@
                 case MSG_UPDATE_STATE:
                     mConnected = (msg.arg1 == 1);
                     mConfigured = (msg.arg2 == 1);
+                    if (!mConnected) {
+                        // When a disconnect occurs, relock access to sensitive user data
+                        mUsbDataUnlocked = false;
+                    }
                     updateUsbNotification();
                     updateAdbNotification();
                     if (containsFunction(mCurrentFunctions,
@@ -621,6 +637,12 @@
                     String functions = (String)msg.obj;
                     setEnabledFunctions(functions);
                     break;
+                case MSG_SET_USB_DATA_UNLOCKED:
+                    mUsbDataUnlocked = (msg.arg1 == 1);
+                    updateUsbNotification();
+                    updateUsbState();
+                    restartCurrentFunction();
+                    break;
                 case MSG_SYSTEM_READY:
                     setUsbConfig(mCurrentFunctions);
                     updatePersistentProperty();
@@ -676,7 +698,9 @@
             int id = 0;
             Resources r = mContext.getResources();
             if (mConnected) {
-                if (containsFunction(mCurrentFunctions, UsbManager.USB_FUNCTION_MTP)) {
+                if (!mUsbDataUnlocked) {
+                    id = com.android.internal.R.string.usb_charging_notification_title;
+                } else if (containsFunction(mCurrentFunctions, UsbManager.USB_FUNCTION_MTP)) {
                     id = com.android.internal.R.string.usb_mtp_notification_title;
                 } else if (containsFunction(mCurrentFunctions, UsbManager.USB_FUNCTION_PTP)) {
                     id = com.android.internal.R.string.usb_ptp_notification_title;
@@ -771,7 +795,7 @@
         }
 
         private String getDefaultFunctions() {
-            return "none";
+            return UsbManager.USB_FUNCTION_MTP;
         }
 
         public void dump(FileDescriptor fd, PrintWriter pw) {
@@ -817,6 +841,16 @@
         mHandler.sendMessage(MSG_SET_CURRENT_FUNCTIONS, functions);
     }
 
+    public void setUsbDataUnlocked(boolean unlocked) {
+        if (DEBUG) Slog.d(TAG, "setUsbDataUnlocked(" + unlocked + ")");
+        mHandler.sendMessage(MSG_SET_USB_DATA_UNLOCKED, unlocked);
+    }
+
+    public boolean isUsbDataUnlocked() {
+        if (DEBUG) Slog.d(TAG, "isUsbDataUnlocked() -> " + mHandler.mUsbDataUnlocked);
+        return mHandler.mUsbDataUnlocked;
+    }
+
     private void readOemUsbOverrideConfig() {
         String[] configList = mContext.getResources().getStringArray(
             com.android.internal.R.array.config_oemUsbModeOverride);
diff --git a/services/usb/java/com/android/server/usb/UsbService.java b/services/usb/java/com/android/server/usb/UsbService.java
index 51281a2..7a3426c 100644
--- a/services/usb/java/com/android/server/usb/UsbService.java
+++ b/services/usb/java/com/android/server/usb/UsbService.java
@@ -271,6 +271,18 @@
     }
 
     @Override
+    public void setUsbDataUnlocked(boolean unlocked) {
+        mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USB, null);
+        mDeviceManager.setUsbDataUnlocked(unlocked);
+    }
+
+    @Override
+    public boolean isUsbDataUnlocked() {
+        mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USB, null);
+        return mDeviceManager.isUsbDataUnlocked();
+    }
+
+    @Override
     public void allowUsbDebugging(boolean alwaysAllow, String publicKey) {
         mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USB, null);
         mDeviceManager.allowUsbDebugging(alwaysAllow, publicKey);
diff --git a/telecomm/java/android/telecom/Connection.java b/telecomm/java/android/telecom/Connection.java
index 0042414..9a63aa3 100644
--- a/telecomm/java/android/telecom/Connection.java
+++ b/telecomm/java/android/telecom/Connection.java
@@ -27,6 +27,7 @@
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.IBinder;
+import android.os.Looper;
 import android.os.Message;
 import android.os.RemoteException;
 import android.view.Surface;
@@ -442,8 +443,7 @@
         private static final int MSG_SET_PAUSE_IMAGE = 11;
         private static final int MSG_REMOVE_VIDEO_CALLBACK = 12;
 
-        private final VideoProvider.VideoProviderHandler
-                mMessageHandler = new VideoProvider.VideoProviderHandler();
+        private VideoProvider.VideoProviderHandler mMessageHandler;
         private final VideoProvider.VideoProviderBinder mBinder;
 
         /**
@@ -455,6 +455,14 @@
          * Default handler used to consolidate binder method calls onto a single thread.
          */
         private final class VideoProviderHandler extends Handler {
+            public VideoProviderHandler() {
+                super();
+            }
+
+            public VideoProviderHandler(Looper looper) {
+                super(looper);
+            }
+
             @Override
             public void handleMessage(Message msg) {
                 switch (msg.what) {
@@ -586,6 +594,18 @@
 
         public VideoProvider() {
             mBinder = new VideoProvider.VideoProviderBinder();
+            mMessageHandler = new VideoProvider.VideoProviderHandler();
+        }
+
+        /**
+         * Creates an instance of the {@link VideoProvider}, specifying the looper to use.
+         *
+         * @param looper The looper.
+         * @hide
+         */
+        public VideoProvider(Looper looper) {
+            mBinder = new VideoProvider.VideoProviderBinder();
+            mMessageHandler = new VideoProvider.VideoProviderHandler(looper);
         }
 
         /**
diff --git a/telephony/java/android/telephony/SignalStrength.java b/telephony/java/android/telephony/SignalStrength.java
index 7b58755..f02d109 100644
--- a/telephony/java/android/telephony/SignalStrength.java
+++ b/telephony/java/android/telephony/SignalStrength.java
@@ -469,7 +469,12 @@
     }
 
     /**
-     * Get signal level as an int from 0..4
+     * Retrieve an abstract level value for the overall signal strength.
+     *
+     * @return a single integer from 0 to 4 representing the general signal quality.
+     *     This may take into account many different radio technology inputs.
+     *     0 represents very poor signal strength
+     *     while 4 represents a very strong signal strength.
      */
     public int getLevel() {
         int level;
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index 12f1644..1cc275d 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -193,7 +193,7 @@
     //
 
     /**
-     * Broadcast intent action indicating that the call state (cellular)
+     * Broadcast intent action indicating that the call state
      * on the device has changed.
      *
      * <p>
@@ -2437,10 +2437,23 @@
     public static final int CALL_STATE_OFFHOOK = 2;
 
     /**
-     * Returns a constant indicating the call state (cellular) on the device.
+     * Returns one of the following constants that represents the current state of all
+     * phone calls.
+     *
+     * {@link TelephonyManager#CALL_STATE_RINGING}
+     * {@link TelephonyManager#CALL_STATE_OFFHOOK}
+     * {@link TelephonyManager#CALL_STATE_IDLE}
      */
     public int getCallState() {
-        return getCallState(getDefaultSubscription());
+        try {
+            ITelecomService telecom = getTelecomService();
+            if (telecom != null) {
+                return telecom.getCallState();
+            }
+        } catch (RemoteException e) {
+            Log.e(TAG, "Error calling ITelecomService#getCallState", e);
+        }
+        return CALL_STATE_IDLE;
     }
 
     /**
@@ -3488,13 +3501,13 @@
     /**
      * Values used to return status for hasCarrierPrivileges call.
      */
-    /** @hide */
+    /** @hide */ @SystemApi
     public static final int CARRIER_PRIVILEGE_STATUS_HAS_ACCESS = 1;
-    /** @hide */
+    /** @hide */ @SystemApi
     public static final int CARRIER_PRIVILEGE_STATUS_NO_ACCESS = 0;
-    /** @hide */
+    /** @hide */ @SystemApi
     public static final int CARRIER_PRIVILEGE_STATUS_RULES_NOT_LOADED = -1;
-    /** @hide */
+    /** @hide */ @SystemApi
     public static final int CARRIER_PRIVILEGE_STATUS_ERROR_LOADING_RULES = -2;
 
     /**