Merge "Remove network access for idle apps" into mnc-dev
diff --git a/api/current.txt b/api/current.txt
index 96e5018..0aeda1c 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -17267,6 +17267,7 @@
     field public static final java.lang.String PROPERTY_PRODUCT = "product";
     field public static final java.lang.String PROPERTY_SERIAL_NUMBER = "serial_number";
     field public static final java.lang.String PROPERTY_USB_DEVICE = "usb_device";
+    field public static final java.lang.String PROPERTY_VERSION = "version";
     field public static final int TYPE_BLUETOOTH = 3; // 0x3
     field public static final int TYPE_USB = 1; // 0x1
     field public static final int TYPE_VIRTUAL = 2; // 0x2
diff --git a/api/system-current.txt b/api/system-current.txt
index 8cce95c..0b887d5 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -3949,6 +3949,7 @@
     method public void finishOp(java.lang.String, int, java.lang.String);
     method public int noteOp(java.lang.String, int, java.lang.String);
     method public int noteOpNoThrow(java.lang.String, int, java.lang.String);
+    method public static java.lang.String permissionToOp(java.lang.String);
     method public int startOp(java.lang.String, int, java.lang.String);
     method public int startOpNoThrow(java.lang.String, int, java.lang.String);
     method public void startWatchingMode(java.lang.String, java.lang.String, android.app.AppOpsManager.OnOpChangedListener);
@@ -18559,6 +18560,7 @@
     field public static final java.lang.String PROPERTY_PRODUCT = "product";
     field public static final java.lang.String PROPERTY_SERIAL_NUMBER = "serial_number";
     field public static final java.lang.String PROPERTY_USB_DEVICE = "usb_device";
+    field public static final java.lang.String PROPERTY_VERSION = "version";
     field public static final int TYPE_BLUETOOTH = 3; // 0x3
     field public static final int TYPE_USB = 1; // 0x1
     field public static final int TYPE_VIRTUAL = 2; // 0x2
diff --git a/core/java/android/app/AppOpsManager.java b/core/java/android/app/AppOpsManager.java
index 223d528..48e380b 100644
--- a/core/java/android/app/AppOpsManager.java
+++ b/core/java/android/app/AppOpsManager.java
@@ -726,6 +726,16 @@
             false
     };
 
+    /**
+     * This is a mapping from a permission name to public app op name.
+     */
+    private static final ArrayMap<String, String> sPermToOp = new ArrayMap<>();
+    static {
+        sPermToOp.put(Manifest.permission.ACCESS_COARSE_LOCATION, OPSTR_COARSE_LOCATION);
+        sPermToOp.put(Manifest.permission.ACCESS_FINE_LOCATION, OPSTR_FINE_LOCATION);
+        sPermToOp.put(Manifest.permission.PACKAGE_USAGE_STATS, OPSTR_GET_USAGE_STATS);
+    }
+
     private static HashMap<String, Integer> sOpStrToOp = new HashMap<String, Integer>();
 
     static {
@@ -1066,6 +1076,21 @@
     }
 
     /**
+     * Gets the app op name associated with a given permission.
+     * The app op name is one of the public constants defined
+     * in this class such as {@link #OPSTR_COARSE_LOCATION}.
+     *
+     * @param permission The permission.
+     * @return The app op associated with the permission or null.
+     *
+     * @hide
+     */
+    @SystemApi
+    public static String permissionToOp(String permission) {
+        return sPermToOp.get(permission);
+    }
+
+    /**
      * Monitor for changes to the operating mode for the given op in the given app package.
      * @param op The operation to monitor, one of OPSTR_*.
      * @param packageName The name of the application to monitor.
diff --git a/core/java/android/app/KeyguardManager.java b/core/java/android/app/KeyguardManager.java
index ebb3c43..2c12317 100644
--- a/core/java/android/app/KeyguardManager.java
+++ b/core/java/android/app/KeyguardManager.java
@@ -199,9 +199,12 @@
     }
 
     /**
-     * Return whether the keyguard requires a password to unlock.
+     * Return whether the keyguard is secured by a PIN, pattern or password or a SIM card
+     * is currently locked.
      *
-     * @return true if keyguard is secure.
+     * <p>See also {@link #isDeviceSecure()} which ignores SIM locked states.
+     *
+     * @return true if a PIN, pattern or password is set or a SIM card is locked.
      */
     public boolean isKeyguardSecure() {
         try {
@@ -240,12 +243,8 @@
     }
 
     /**
-     * Returns whether the device is currently locked and requires a PIN, pattern or
-     * password to unlock.
+     * Per-user version of {@link #isDeviceLocked()}.
      *
-     * @param userId the user for which the locked state should be reported.
-     * @return true if unlocking the device currently requires a PIN, pattern or
-     * password.
      * @hide
      */
     public boolean isDeviceLocked(int userId) {
@@ -260,6 +259,8 @@
      * Returns whether the device is secured with a PIN, pattern or
      * password.
      *
+     * <p>See also {@link #isKeyguardSecure} which treats SIM locked states as secure.
+     *
      * @return true if a PIN, pattern or password was set.
      */
     public boolean isDeviceSecure() {
@@ -267,11 +268,8 @@
     }
 
     /**
-     * Returns whether the device is secured with a PIN, pattern or
-     * password.
+     * Per-user version of {@link #isDeviceSecure()}.
      *
-     * @param userId the user for which the secure state should be reported.
-     * @return true if a PIN, pattern or password was set.
      * @hide
      */
     public boolean isDeviceSecure(int userId) {
diff --git a/core/java/android/content/ContentProviderNative.java b/core/java/android/content/ContentProviderNative.java
index f2e7fc4..4769bd0 100644
--- a/core/java/android/content/ContentProviderNative.java
+++ b/core/java/android/content/ContentProviderNative.java
@@ -593,7 +593,8 @@
 
             DatabaseUtils.readExceptionWithFileNotFoundExceptionFromParcel(reply);
             int has = reply.readInt();
-            ParcelFileDescriptor fd = has != 0 ? reply.readFileDescriptor() : null;
+            ParcelFileDescriptor fd = has != 0 ? ParcelFileDescriptor.CREATOR
+                    .createFromParcel(reply) : null;
             return fd;
         } finally {
             data.recycle();
diff --git a/graphics/java/android/graphics/drawable/LayerDrawable.java b/graphics/java/android/graphics/drawable/LayerDrawable.java
index c3d8cfa..e5b4612 100644
--- a/graphics/java/android/graphics/drawable/LayerDrawable.java
+++ b/graphics/java/android/graphics/drawable/LayerDrawable.java
@@ -564,8 +564,6 @@
 
         if (drawable != null) {
             drawable.setCallback(this);
-            drawable.setLayoutDirection(getLayoutDirection());
-            drawable.setLevel(getLevel());
         }
 
         childDrawable.mDrawable = drawable;
diff --git a/libs/hwui/DeferredDisplayList.cpp b/libs/hwui/DeferredDisplayList.cpp
index c78971a..dd6af03 100644
--- a/libs/hwui/DeferredDisplayList.cpp
+++ b/libs/hwui/DeferredDisplayList.cpp
@@ -638,8 +638,7 @@
     DEFER_LOGD("--flushing");
     renderer.eventMark("Flush");
 
-    // save and restore (with draw modifiers) so that reordering doesn't affect final state
-    DrawModifiers restoreDrawModifiers = renderer.getDrawModifiers();
+    // save and restore so that reordering doesn't affect final state
     renderer.save(SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);
 
     if (CC_LIKELY(mAvoidOverdraw)) {
@@ -654,7 +653,6 @@
     replayBatchList(mBatches, renderer, dirty);
 
     renderer.restoreToCount(1);
-    renderer.setDrawModifiers(restoreDrawModifiers);
 
     DEFER_LOGD("--flush complete, returning %x", status);
     clear();
diff --git a/libs/hwui/DeferredDisplayList.h b/libs/hwui/DeferredDisplayList.h
index f535afb..3d0ca6d 100644
--- a/libs/hwui/DeferredDisplayList.h
+++ b/libs/hwui/DeferredDisplayList.h
@@ -61,7 +61,6 @@
     int mClipSideFlags; // specifies which sides of the bounds are clipped, unclipped if cleared
     bool mClipped;
     mat4 mMatrix;
-    DrawModifiers mDrawModifiers;
     float mAlpha;
     const RoundRectClipState* mRoundRectClipState;
 };
diff --git a/libs/hwui/OpenGLRenderer.cpp b/libs/hwui/OpenGLRenderer.cpp
index f1ec8ae..7fc31b8 100644
--- a/libs/hwui/OpenGLRenderer.cpp
+++ b/libs/hwui/OpenGLRenderer.cpp
@@ -76,9 +76,6 @@
         , mLightRadius(FLT_MIN)
         , mAmbientShadowAlpha(0)
         , mSpotShadowAlpha(0) {
-    // *set* draw modifiers to be 0
-    memset(&mDrawModifiers, 0, sizeof(mDrawModifiers));
-    mDrawModifiers.mOverrideLayerAlpha = 1.0f;
 }
 
 OpenGLRenderer::~OpenGLRenderer() {
@@ -1188,10 +1185,9 @@
         state.mClip.set(currentClip);
     }
 
-    // Transform, drawModifiers, and alpha always deferred, since they are used by state operations
+    // Transform and alpha always deferred, since they are used by state operations
     // (Note: saveLayer/restore use colorFilter and alpha, so we just save restore everything)
     state.mMatrix.load(*currentMatrix);
-    state.mDrawModifiers = mDrawModifiers;
     state.mAlpha = currentSnapshot()->alpha;
 
     // always store/restore, since it's just a pointer
@@ -1202,7 +1198,6 @@
 void OpenGLRenderer::restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore) {
     setMatrix(state.mMatrix);
     writableSnapshot()->alpha = state.mAlpha;
-    mDrawModifiers = state.mDrawModifiers;
     writableSnapshot()->roundRectClipState = state.mRoundRectClipState;
 
     if (state.mClipValid && !skipClipRestore) {
@@ -2541,21 +2536,11 @@
 void OpenGLRenderer::getAlphaAndMode(const SkPaint* paint, int* alpha,
         SkXfermode::Mode* mode) const {
     getAlphaAndModeDirect(paint, alpha,  mode);
-    if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) {
-        // if drawing a layer, ignore the paint's alpha
-        *alpha = mDrawModifiers.mOverrideLayerAlpha * 255;
-    }
     *alpha *= currentSnapshot()->alpha;
 }
 
 float OpenGLRenderer::getLayerAlpha(const Layer* layer) const {
-    float alpha;
-    if (mDrawModifiers.mOverrideLayerAlpha < 1.0f) {
-        alpha = mDrawModifiers.mOverrideLayerAlpha;
-    } else {
-        alpha = layer->getAlpha() / 255.0f;
-    }
-    return alpha * currentSnapshot()->alpha;
+    return (layer->getAlpha() / 255.0f) * currentSnapshot()->alpha;
 }
 
 }; // namespace uirenderer
diff --git a/libs/hwui/OpenGLRenderer.h b/libs/hwui/OpenGLRenderer.h
index 5f8960a..c34eb2c 100755
--- a/libs/hwui/OpenGLRenderer.h
+++ b/libs/hwui/OpenGLRenderer.h
@@ -68,17 +68,6 @@
 class TextDrawFunctor;
 class VertexBuffer;
 
-struct DrawModifiers {
-    DrawModifiers()
-        : mOverrideLayerAlpha(0.0f) {}
-
-    void reset() {
-        mOverrideLayerAlpha = 0.0f;
-    }
-
-    float mOverrideLayerAlpha;
-};
-
 enum StateDeferFlags {
     kStateDeferFlag_Draw = 0x1,
     kStateDeferFlag_Clip = 0x2
@@ -236,9 +225,6 @@
 
     void setDrawFilter(SkDrawFilter* filter);
 
-    // If this value is set to < 1.0, it overrides alpha set on layer (see drawBitmap, drawLayer)
-    void setOverrideLayerAlpha(float alpha) { mDrawModifiers.mOverrideLayerAlpha = alpha; }
-
     /**
      * Store the current display state (most importantly, the current clip and transform), and
      * additionally map the state's bounds from local to window coordinates.
@@ -249,9 +235,6 @@
     void restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore = false);
     void setupMergedMultiDraw(const Rect* clipRect);
 
-    const DrawModifiers& getDrawModifiers() { return mDrawModifiers; }
-    void setDrawModifiers(const DrawModifiers& drawModifiers) { mDrawModifiers = drawModifiers; }
-
     bool isCurrentTransformSimple() {
         return currentTransform()->isSimple();
     }
@@ -523,8 +506,7 @@
 
     /**
      * Gets the alpha and xfermode out of a paint object. If the paint is null
-     * alpha will be 255 and the xfermode will be SRC_OVER. Accounts for both
-     * snapshot alpha, and overrideLayerAlpha
+     * alpha will be 255 and the xfermode will be SRC_OVER. Accounts for snapshot alpha.
      *
      * @param paint The paint to extract values from
      * @param alpha Where to store the resulting alpha
@@ -533,7 +515,7 @@
     inline void getAlphaAndMode(const SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const;
 
     /**
-     * Gets the alpha from a layer, accounting for snapshot alpha and overrideLayerAlpha
+     * Gets the alpha from a layer, accounting for snapshot alpha
      *
      * @param layer The layer from which the alpha is extracted
      */
@@ -868,10 +850,6 @@
     // Default UV mapper
     const UvMapper mUvMapper;
 
-    // shader, filters, and shadow
-    DrawModifiers mDrawModifiers;
-    SkPaint mFilteredPaint;
-
     // List of rectangles to clear after saveLayer() is invoked
     std::vector<Rect> mLayers;
     // List of layers to update at the beginning of a frame
diff --git a/libs/hwui/RenderNode.cpp b/libs/hwui/RenderNode.cpp
index ac4c0d0..8f95e0d 100644
--- a/libs/hwui/RenderNode.cpp
+++ b/libs/hwui/RenderNode.cpp
@@ -389,12 +389,9 @@
     if (properties().getAlpha() < 1) {
         if (isLayer) {
             clipFlags &= ~CLIP_TO_BOUNDS; // bounds clipping done by layer
-
-            renderer.setOverrideLayerAlpha(properties().getAlpha());
-        } else {
-            LOG_ALWAYS_FATAL_IF(properties().getHasOverlappingRendering());
-            renderer.scaleAlpha(properties().getAlpha());
         }
+        LOG_ALWAYS_FATAL_IF(!isLayer && properties().getHasOverlappingRendering());
+        renderer.scaleAlpha(properties().getAlpha());
     }
     if (clipFlags) {
         Rect clipRect;
@@ -902,7 +899,6 @@
     DISPLAY_LIST_LOGD("%*sRestoreToCount %d", (level + 1) * 2, "", restoreTo);
     handler(new (alloc) RestoreToCountOp(restoreTo),
             PROPERTY_SAVECOUNT, properties().getClipToBounds());
-    renderer.setOverrideLayerAlpha(1.0f);
 
     DISPLAY_LIST_LOGD("%*sDone (%p, %s)", level * 2, "", this, getName());
     handler.endMark();
diff --git a/libs/hwui/RenderProperties.cpp b/libs/hwui/RenderProperties.cpp
index 0ed3c47..7b75690 100644
--- a/libs/hwui/RenderProperties.cpp
+++ b/libs/hwui/RenderProperties.cpp
@@ -149,12 +149,10 @@
     if (mPrimitiveFields.mAlpha < 1) {
         if (isLayer) {
             clipFlags &= ~CLIP_TO_BOUNDS; // bounds clipping done by layer
-
-            ALOGD("%*sSetOverrideLayerAlpha %.2f", level * 2, "", mPrimitiveFields.mAlpha);
-        } else {
-            LOG_ALWAYS_FATAL_IF(mPrimitiveFields.mHasOverlappingRendering);
-            ALOGD("%*sScaleAlpha %.2f", level * 2, "", mPrimitiveFields.mAlpha);
         }
+
+        LOG_ALWAYS_FATAL_IF(!isLayer && mPrimitiveFields.mHasOverlappingRendering);
+        ALOGD("%*sScaleAlpha %.2f", level * 2, "", mPrimitiveFields.mAlpha);
     }
     if (clipFlags) {
         Rect clipRect;
diff --git a/media/java/android/media/midi/MidiDeviceInfo.java b/media/java/android/media/midi/MidiDeviceInfo.java
index af108eb..35374ed 100644
--- a/media/java/android/media/midi/MidiDeviceInfo.java
+++ b/media/java/android/media/midi/MidiDeviceInfo.java
@@ -69,6 +69,13 @@
     public static final String PROPERTY_PRODUCT = "product";
 
     /**
+     * Bundle key for the device's version property.
+     * Used with the {@link android.os.Bundle} returned by {@link #getProperties}
+     * Matches the USB device version number for USB MIDI devices.
+     */
+    public static final String PROPERTY_VERSION = "version";
+
+    /**
      * Bundle key for the device's serial number property.
      * Used with the {@link android.os.Bundle} returned by {@link #getProperties}
      * Matches the USB device serial number for USB MIDI devices.
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 9fe0211..25a98c0 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -699,12 +699,10 @@
     private final StringBuilder mStrictModeBuffer = new StringBuilder();
 
     /**
-     * Keeps track of all IIntentReceivers that have been registered for
-     * broadcasts.  Hash keys are the receiver IBinder, hash value is
-     * a ReceiverList.
+     * Keeps track of all IIntentReceivers that have been registered for broadcasts.
+     * Hash keys are the receiver IBinder, hash value is a ReceiverList.
      */
-    final HashMap<IBinder, ReceiverList> mRegisteredReceivers =
-            new HashMap<IBinder, ReceiverList>();
+    final HashMap<IBinder, ReceiverList> mRegisteredReceivers = new HashMap<>();
 
     /**
      * Resolver for broadcast intents to registered receivers.
@@ -716,7 +714,7 @@
         protected boolean allowFilterResult(
                 BroadcastFilter filter, List<BroadcastFilter> dest) {
             IBinder target = filter.receiverList.receiver.asBinder();
-            for (int i=dest.size()-1; i>=0; i--) {
+            for (int i = dest.size() - 1; i >= 0; i--) {
                 if (dest.get(i).receiverList.receiver.asBinder() == target) {
                     return false;
                 }
@@ -15662,8 +15660,7 @@
                 // Original caller already died
                 return null;
             }
-            ReceiverList rl
-                = (ReceiverList)mRegisteredReceivers.get(receiver.asBinder());
+            ReceiverList rl = mRegisteredReceivers.get(receiver.asBinder());
             if (rl == null) {
                 rl = new ReceiverList(this, callerApp, callingPid, callingUid,
                         userId, receiver);
@@ -15695,7 +15692,7 @@
                     permission, callingUid, userId);
             rl.add(bf);
             if (!bf.debugCheck()) {
-                Slog.w(TAG, "==> For Dynamic broadast");
+                Slog.w(TAG, "==> For Dynamic broadcast");
             }
             mReceiverResolver.addFilter(bf);
 
@@ -15705,9 +15702,9 @@
                 ArrayList receivers = new ArrayList();
                 receivers.add(bf);
 
-                int N = allSticky.size();
-                for (int i=0; i<N; i++) {
-                    Intent intent = (Intent)allSticky.get(i);
+                final int stickyCount = allSticky.size();
+                for (int i = 0; i < stickyCount; i++) {
+                    Intent intent = allSticky.get(i);
                     BroadcastQueue queue = broadcastQueueForIntent(intent);
                     BroadcastRecord r = new BroadcastRecord(queue, intent, null,
                             null, -1, -1, null, null, AppOpsManager.OP_NONE, receivers, null, 0,
@@ -15767,8 +15764,7 @@
 
     void removeReceiverLocked(ReceiverList rl) {
         mRegisteredReceivers.remove(rl.receiver.asBinder());
-        int N = rl.size();
-        for (int i=0; i<N; i++) {
+        for (int i = rl.size() - 1; i >= 0; i--) {
             mReceiverResolver.removeFilter(rl.get(i));
         }
     }
@@ -16139,24 +16135,24 @@
             }
             ArrayMap<String, ArrayList<Intent>> stickies = mStickyBroadcasts.get(userId);
             if (stickies == null) {
-                stickies = new ArrayMap<String, ArrayList<Intent>>();
+                stickies = new ArrayMap<>();
                 mStickyBroadcasts.put(userId, stickies);
             }
             ArrayList<Intent> list = stickies.get(intent.getAction());
             if (list == null) {
-                list = new ArrayList<Intent>();
+                list = new ArrayList<>();
                 stickies.put(intent.getAction(), list);
             }
-            int N = list.size();
+            final int stickiesCount = list.size();
             int i;
-            for (i=0; i<N; i++) {
+            for (i = 0; i < stickiesCount; i++) {
                 if (intent.filterEquals(list.get(i))) {
                     // This sticky already exists, replace it.
                     list.set(i, new Intent(intent));
                     break;
                 }
             }
-            if (i >= N) {
+            if (i >= stickiesCount) {
                 list.add(new Intent(intent));
             }
         }
diff --git a/services/core/java/com/android/server/am/BroadcastQueue.java b/services/core/java/com/android/server/am/BroadcastQueue.java
index a91a7ca..e5c5dff 100644
--- a/services/core/java/com/android/server/am/BroadcastQueue.java
+++ b/services/core/java/com/android/server/am/BroadcastQueue.java
@@ -309,7 +309,6 @@
     }
 
     public void skipCurrentReceiverLocked(ProcessRecord app) {
-        boolean reschedule = false;
         BroadcastRecord r = app.curReceiver;
         if (r != null && r.queue == this) {
             // The current broadcast is waiting for this app's receiver
@@ -318,7 +317,6 @@
             logBroadcastReceiverDiscardLocked(r);
             finishReceiverLocked(r, r.resultCode, r.resultData,
                     r.resultExtras, r.resultAbort, false);
-            reschedule = true;
         }
         if (r == null && mPendingBroadcast != null && mPendingBroadcast.curApp == app) {
             if (DEBUG_BROADCAST) Slog.v(TAG_BROADCAST,
diff --git a/services/usb/java/com/android/server/usb/UsbAlsaManager.java b/services/usb/java/com/android/server/usb/UsbAlsaManager.java
index daccf95..27c97d0 100644
--- a/services/usb/java/com/android/server/usb/UsbAlsaManager.java
+++ b/services/usb/java/com/android/server/usb/UsbAlsaManager.java
@@ -401,6 +401,7 @@
                     Bundle properties = new Bundle();
                     String manufacturer = usbDevice.getManufacturerName();
                     String product = usbDevice.getProductName();
+                    String version = usbDevice.getVersion();
                     String name;
                     if (manufacturer == null || manufacturer.isEmpty()) {
                         name = product;
@@ -412,6 +413,7 @@
                     properties.putString(MidiDeviceInfo.PROPERTY_NAME, name);
                     properties.putString(MidiDeviceInfo.PROPERTY_MANUFACTURER, manufacturer);
                     properties.putString(MidiDeviceInfo.PROPERTY_PRODUCT, product);
+                    properties.putString(MidiDeviceInfo.PROPERTY_VERSION, version);
                     properties.putString(MidiDeviceInfo.PROPERTY_SERIAL_NUMBER,
                             usbDevice.getSerialNumber());
                     properties.putInt(MidiDeviceInfo.PROPERTY_ALSA_CARD, alsaDevice.mCard);