Merge "Adding a comment specifying the timebase for emergency call time"
diff --git a/core/java/android/app/SystemServiceRegistry.java b/core/java/android/app/SystemServiceRegistry.java
index 124749a..f719749 100644
--- a/core/java/android/app/SystemServiceRegistry.java
+++ b/core/java/android/app/SystemServiceRegistry.java
@@ -93,6 +93,7 @@
 import android.os.BatteryManager;
 import android.os.BatteryStats;
 import android.os.Build;
+import android.os.Debug;
 import android.os.DropBoxManager;
 import android.os.HardwarePropertiesManager;
 import android.os.IBatteryPropertiesRegistrar;
diff --git a/core/java/android/companion/AssociationRequest.java b/core/java/android/companion/AssociationRequest.java
index bb844a3..919f4ba 100644
--- a/core/java/android/companion/AssociationRequest.java
+++ b/core/java/android/companion/AssociationRequest.java
@@ -27,6 +27,7 @@
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Objects;
 
 /**
  * A request for the user to select a companion device to associate with.
@@ -69,6 +70,20 @@
     }
 
     @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        AssociationRequest that = (AssociationRequest) o;
+        return mSingleDevice == that.mSingleDevice &&
+                Objects.equals(mDeviceFilters, that.mDeviceFilters);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(mSingleDevice, mDeviceFilters);
+    }
+
+    @Override
     public void writeToParcel(Parcel dest, int flags) {
         dest.writeByte((byte) (mSingleDevice ? 1 : 0));
         dest.writeParcelableList(mDeviceFilters, flags);
diff --git a/core/java/android/companion/BluetoothDeviceFilter.java b/core/java/android/companion/BluetoothDeviceFilter.java
index 1d8df7f..84e1536 100644
--- a/core/java/android/companion/BluetoothDeviceFilter.java
+++ b/core/java/android/companion/BluetoothDeviceFilter.java
@@ -35,6 +35,7 @@
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Objects;
 import java.util.regex.Pattern;
 
 /**
@@ -123,6 +124,22 @@
     }
 
     @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        BluetoothDeviceFilter that = (BluetoothDeviceFilter) o;
+        return Objects.equals(mNamePattern, that.mNamePattern) &&
+                Objects.equals(mAddress, that.mAddress) &&
+                Objects.equals(mServiceUuids, that.mServiceUuids) &&
+                Objects.equals(mServiceUuidMasks, that.mServiceUuidMasks);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(mNamePattern, mAddress, mServiceUuids, mServiceUuidMasks);
+    }
+
+    @Override
     public int describeContents() {
         return 0;
     }
diff --git a/core/java/android/companion/BluetoothLEDeviceFilter.java b/core/java/android/companion/BluetoothLEDeviceFilter.java
index e057fbc..0444775 100644
--- a/core/java/android/companion/BluetoothLEDeviceFilter.java
+++ b/core/java/android/companion/BluetoothLEDeviceFilter.java
@@ -36,6 +36,8 @@
 import com.android.internal.util.ObjectUtils;
 import com.android.internal.util.Preconditions;
 
+import java.util.Arrays;
+import java.util.Objects;
 import java.util.regex.Pattern;
 
 /**
@@ -160,9 +162,39 @@
     }
 
     @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        BluetoothLEDeviceFilter that = (BluetoothLEDeviceFilter) o;
+        return mRenameBytesFrom == that.mRenameBytesFrom &&
+                mRenameBytesTo == that.mRenameBytesTo &&
+                mRenameBytesReverseOrder == that.mRenameBytesReverseOrder &&
+                Objects.equals(mNamePattern, that.mNamePattern) &&
+                Objects.equals(mScanFilter, that.mScanFilter) &&
+                Arrays.equals(mRawDataFilter, that.mRawDataFilter) &&
+                Arrays.equals(mRawDataFilterMask, that.mRawDataFilterMask) &&
+                Objects.equals(mRenamePrefix, that.mRenamePrefix) &&
+                Objects.equals(mRenameSuffix, that.mRenameSuffix);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(mNamePattern, mScanFilter, mRawDataFilter, mRawDataFilterMask,
+                mRenamePrefix, mRenameSuffix, mRenameBytesFrom, mRenameBytesTo,
+                mRenameBytesReverseOrder);
+    }
+
+    @Override
     public void writeToParcel(Parcel dest, int flags) {
         dest.writeString(patternToString(getNamePattern()));
         dest.writeParcelable(mScanFilter, flags);
+        dest.writeByteArray(mRawDataFilter);
+        dest.writeByteArray(mRawDataFilterMask);
+        dest.writeString(mRenamePrefix);
+        dest.writeString(mRenameSuffix);
+        dest.writeInt(mRenameBytesFrom);
+        dest.writeInt(mRenameBytesTo);
+        dest.writeBoolean(mRenameBytesReverseOrder);
     }
 
     @Override
@@ -174,13 +206,23 @@
             = new Creator<BluetoothLEDeviceFilter>() {
         @Override
         public BluetoothLEDeviceFilter createFromParcel(Parcel in) {
-            return new BluetoothLEDeviceFilter.Builder()
+            Builder builder = new Builder()
                     .setNamePattern(patternFromString(in.readString()))
-                    .setScanFilter(in.readParcelable(null))
-                    .setRawDataFilter(in.readBlob(), in.readBlob())
-                    .setRename(in.readString(), in.readString(),
-                            in.readInt(), in.readInt(), in.readBoolean())
-                    .build();
+                    .setScanFilter(in.readParcelable(null));
+            byte[] rawDataFilter = in.createByteArray();
+            byte[] rawDataFilterMask = in.createByteArray();
+            if (rawDataFilter != null) {
+                builder.setRawDataFilter(rawDataFilter, rawDataFilterMask);
+            }
+            String renamePrefix = in.readString();
+            String suffix = in.readString();
+            int bytesFrom = in.readInt();
+            int bytesTo = in.readInt();
+            boolean bytesReverseOrder = in.readBoolean();
+            if (renamePrefix != null) {
+                builder.setRename(renamePrefix, suffix, bytesFrom, bytesTo, bytesReverseOrder);
+            }
+            return builder.build();
         }
 
         @Override
@@ -240,12 +282,14 @@
          */
         @NonNull
         public Builder setRawDataFilter(@NonNull byte[] rawDataFilter,
-                @NonNull byte[] rawDataFilterMask) {
+                @Nullable byte[] rawDataFilterMask) {
             checkNotUsed();
-            checkArgument(rawDataFilter.length == rawDataFilterMask.length,
+            Preconditions.checkNotNull(rawDataFilter);
+            checkArgument(rawDataFilterMask == null ||
+                    rawDataFilter.length == rawDataFilterMask.length,
                     "Mask and filter should be the same length");
-            mRawDataFilter = Preconditions.checkNotNull(rawDataFilter);
-            mRawDataFilterMask = Preconditions.checkNotNull(rawDataFilterMask);
+            mRawDataFilter = rawDataFilter;
+            mRawDataFilterMask = rawDataFilterMask;
             return this;
         }
 
diff --git a/core/java/android/companion/CompanionDeviceManager.java b/core/java/android/companion/CompanionDeviceManager.java
index 78e3de4..7b38863 100644
--- a/core/java/android/companion/CompanionDeviceManager.java
+++ b/core/java/android/companion/CompanionDeviceManager.java
@@ -17,6 +17,8 @@
 package android.companion;
 
 
+import static com.android.internal.util.Preconditions.checkNotNull;
+
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.app.PendingIntent;
@@ -24,7 +26,6 @@
 import android.content.IntentSender;
 import android.content.pm.PackageManager;
 import android.os.Handler;
-import android.os.Looper;
 import android.os.RemoteException;
 import android.util.Log;
 
@@ -43,7 +44,7 @@
  */
 public final class CompanionDeviceManager {
 
-    private static final boolean DEBUG = false; //TODO
+    private static final boolean DEBUG = false;
     private static final String LOG_TAG = "CompanionDeviceManager";
 
     /**
@@ -129,10 +130,9 @@
         if (!checkFeaturePresent()) {
             return;
         }
-
-        final Handler finalHandler = handler != null
-                ? handler
-                : new Handler(Looper.getMainLooper());
+        checkNotNull(request, "Request cannot be null");
+        checkNotNull(callback, "Callback cannot be null");
+        final Handler finalHandler = Handler.mainIfNull(handler);
         try {
             mService.associate(
                     request,
diff --git a/core/java/android/companion/WifiDeviceFilter.java b/core/java/android/companion/WifiDeviceFilter.java
index 1ab9ce1..b6e704c 100644
--- a/core/java/android/companion/WifiDeviceFilter.java
+++ b/core/java/android/companion/WifiDeviceFilter.java
@@ -29,6 +29,7 @@
 import android.os.Parcel;
 import android.provider.OneTimeUseBuilder;
 
+import java.util.Objects;
 import java.util.regex.Pattern;
 
 /**
@@ -75,6 +76,19 @@
     }
 
     @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        WifiDeviceFilter that = (WifiDeviceFilter) o;
+        return Objects.equals(mNamePattern, that.mNamePattern);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(mNamePattern);
+    }
+
+    @Override
     public void writeToParcel(Parcel dest, int flags) {
         dest.writeString(patternToString(getNamePattern()));
     }
diff --git a/core/java/android/metrics/LogMaker.java b/core/java/android/metrics/LogMaker.java
index 60b27b4..0448221 100644
--- a/core/java/android/metrics/LogMaker.java
+++ b/core/java/android/metrics/LogMaker.java
@@ -16,6 +16,7 @@
 package android.metrics;
 
 import android.annotation.SystemApi;
+import android.content.ComponentName;
 import android.util.Log;
 import android.util.SparseArray;
 
@@ -118,6 +119,16 @@
         return this;
     }
 
+    /**
+     * @param component to replace the existing setting.
+     * @hide
+     */
+    public LogMaker setComponentName(ComponentName component) {
+        entries.put(MetricsEvent.RESERVED_FOR_LOGBUILDER_PACKAGENAME, component.getPackageName());
+        entries.put(MetricsEvent.FIELD_CLASS_NAME, component.getClassName());
+        return this;
+    }
+
     /** Remove the package name property. */
     public LogMaker clearPackageName() {
         entries.remove(MetricsEvent.RESERVED_FOR_LOGBUILDER_PACKAGENAME);
diff --git a/core/java/android/os/Handler.java b/core/java/android/os/Handler.java
index 3c7c962..8678d95 100644
--- a/core/java/android/os/Handler.java
+++ b/core/java/android/os/Handler.java
@@ -16,6 +16,8 @@
 
 package android.os;
 
+import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.util.Log;
 import android.util.Printer;
 
@@ -69,6 +71,7 @@
      */
     private static final boolean FIND_POTENTIAL_LEAKS = false;
     private static final String TAG = "Handler";
+    private static Handler MAIN_THREAD_HANDLER = null;
 
     /**
      * Callback interface you can use when instantiating a Handler to avoid
@@ -231,6 +234,21 @@
         mAsynchronous = async;
     }
 
+    /** @hide */
+    @NonNull
+    public static Handler getMain() {
+        if (MAIN_THREAD_HANDLER == null) {
+            MAIN_THREAD_HANDLER = new Handler(Looper.getMainLooper());
+        }
+        return MAIN_THREAD_HANDLER;
+    }
+
+    /** @hide */
+    @NonNull
+    public static Handler mainIfNull(@Nullable Handler handler) {
+        return handler == null ? getMain() : handler;
+    }
+
     /** {@hide} */
     public String getTraceName(Message message) {
         final StringBuilder sb = new StringBuilder();
diff --git a/core/java/android/util/ExceptionUtils.java b/core/java/android/util/ExceptionUtils.java
index 87231e1..44019c32 100644
--- a/core/java/android/util/ExceptionUtils.java
+++ b/core/java/android/util/ExceptionUtils.java
@@ -17,6 +17,7 @@
 package android.util;
 
 import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.os.ParcelableException;
 
 import com.android.internal.util.Preconditions;
@@ -55,10 +56,26 @@
         return getCompleteMessage(null, t);
     }
 
+    public static <E extends Throwable> void propagateIfInstanceOf(
+            @Nullable Throwable t, Class<E> c) throws E {
+        if (t != null && c.isInstance(t)) {
+            throw c.cast(t);
+        }
+    }
+
+    /**
+     * @param <E> a checked exception that is ok to throw without wrapping
+     */
+    public static <E extends Exception> RuntimeException propagate(@NonNull Throwable t, Class<E> c)
+            throws E {
+        propagateIfInstanceOf(t, c);
+        return propagate(t);
+    }
+
     public static RuntimeException propagate(@NonNull Throwable t) {
         Preconditions.checkNotNull(t);
-        if (t instanceof Error) throw (Error)t;
-        if (t instanceof RuntimeException) throw (RuntimeException)t;
+        propagateIfInstanceOf(t, Error.class);
+        propagateIfInstanceOf(t, RuntimeException.class);
         throw new RuntimeException(t);
     }
 }
diff --git a/core/java/android/widget/PopupWindow.java b/core/java/android/widget/PopupWindow.java
index b63b899..7d243af 100644
--- a/core/java/android/widget/PopupWindow.java
+++ b/core/java/android/widget/PopupWindow.java
@@ -2178,9 +2178,14 @@
             update = true;
         }
 
-        final View anchor = mAnchor.get();
-        final int newAccessibilityIdOfAnchor = (anchor != null)
-                ? anchor.getAccessibilityViewId() : -1;
+        View anchor = null;
+        int newAccessibilityIdOfAnchor = -1;
+
+        if (mAnchor != null && mAnchor.get() != null) {
+            anchor = mAnchor.get();
+            newAccessibilityIdOfAnchor = anchor.getAccessibilityViewId();
+        }
+
         if (newAccessibilityIdOfAnchor != p.accessibilityIdOfAnchor) {
             p.accessibilityIdOfAnchor = newAccessibilityIdOfAnchor;
             update = true;
diff --git a/libs/hwui/BakedOpRenderer.cpp b/libs/hwui/BakedOpRenderer.cpp
index e8972aa..d154730 100644
--- a/libs/hwui/BakedOpRenderer.cpp
+++ b/libs/hwui/BakedOpRenderer.cpp
@@ -363,6 +363,7 @@
     state.computedState.transform.copyTo(&info.transform[0]);
 
     mRenderState.invokeFunctor(op.functor, DrawGlInfo::kModeDraw, &info);
+    if (!mRenderTarget.frameBufferId) mHasDrawn = true;
 }
 
 void BakedOpRenderer::dirtyRenderTarget(const Rect& uiDirty) {
diff --git a/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/DeviceDiscoveryService.java b/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/DeviceDiscoveryService.java
index e49463f..1b6aca1 100644
--- a/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/DeviceDiscoveryService.java
+++ b/packages/CompanionDeviceManager/src/com/android/companiondevicemanager/DeviceDiscoveryService.java
@@ -58,6 +58,7 @@
 import android.widget.ArrayAdapter;
 import android.widget.TextView;
 
+import com.android.internal.util.ArrayUtils;
 import com.android.internal.util.CollectionUtils;
 import com.android.internal.util.Preconditions;
 
@@ -180,15 +181,20 @@
     }
 
     private void startDiscovery(AssociationRequest request) {
-        mRequest = request;
+        if (!request.equals(mRequest)) {
+            mRequest = request;
 
-        mFilters = request.getDeviceFilters();
-        mWifiFilters = CollectionUtils.filter(mFilters, WifiDeviceFilter.class);
-        mBluetoothFilters = CollectionUtils.filter(mFilters, BluetoothDeviceFilter.class);
-        mBLEFilters = CollectionUtils.filter(mFilters, BluetoothLEDeviceFilter.class);
-        mBLEScanFilters = CollectionUtils.map(mBLEFilters, BluetoothLEDeviceFilter::getScanFilter);
+            mFilters = request.getDeviceFilters();
+            mWifiFilters = CollectionUtils.filter(mFilters, WifiDeviceFilter.class);
+            mBluetoothFilters = CollectionUtils.filter(mFilters, BluetoothDeviceFilter.class);
+            mBLEFilters = CollectionUtils.filter(mFilters, BluetoothLEDeviceFilter.class);
+            mBLEScanFilters = CollectionUtils.map(mBLEFilters, BluetoothLEDeviceFilter::getScanFilter);
 
-        reset();
+            reset();
+        }
+        if (!ArrayUtils.isEmpty(mDevicesFound)) {
+            onReadyToShowUI();
+        }
 
         if (shouldScan(mBluetoothFilters)) {
             final IntentFilter intentFilter = new IntentFilter();
@@ -228,10 +234,18 @@
 
     private void stopScan() {
         if (DEBUG) Log.i(LOG_TAG, "stopScan() called");
-        mBluetoothAdapter.cancelDiscovery();
-        mBLEScanner.stopScan(mBLEScanCallback);
-        unregisterReceiver(mBluetoothDeviceFoundBroadcastReceiver);
-        unregisterReceiver(mWifiDeviceFoundBroadcastReceiver);
+
+        if (shouldScan(mBluetoothFilters)) {
+            mBluetoothAdapter.cancelDiscovery();
+            unregisterReceiver(mBluetoothDeviceFoundBroadcastReceiver);
+        }
+        if (shouldScan(mBLEFilters)) {
+            mBLEScanner.stopScan(mBLEScanCallback);
+        }
+        if (shouldScan(mWifiFilters)) {
+            unregisterReceiver(mWifiDeviceFoundBroadcastReceiver);
+        }
+
         stopSelf();
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/Dependency.java b/packages/SystemUI/src/com/android/systemui/Dependency.java
index d058e78..79190cb 100644
--- a/packages/SystemUI/src/com/android/systemui/Dependency.java
+++ b/packages/SystemUI/src/com/android/systemui/Dependency.java
@@ -24,6 +24,7 @@
 
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.app.NightDisplayController;
+import com.android.internal.logging.MetricsLogger;
 import com.android.internal.util.Preconditions;
 import com.android.settingslib.bluetooth.LocalBluetoothManager;
 import com.android.systemui.assist.AssistManager;
@@ -257,6 +258,8 @@
         mProviders.put(VolumeDialogController.class, () ->
                 new VolumeDialogControllerImpl(mContext));
 
+        mProviders.put(MetricsLogger.class, () -> new MetricsLogger());
+
         // Put all dependencies above here so the factory can override them if it wants.
         SystemUIFactory.getInstance().injectDependencies(mProviders, mContext);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/pip/phone/PipTouchHandler.java b/packages/SystemUI/src/com/android/systemui/pip/phone/PipTouchHandler.java
index f70d5b4..b689a850 100644
--- a/packages/SystemUI/src/com/android/systemui/pip/phone/PipTouchHandler.java
+++ b/packages/SystemUI/src/com/android/systemui/pip/phone/PipTouchHandler.java
@@ -104,6 +104,8 @@
     private int mImeHeight;
     private float mSavedSnapFraction = -1f;
     private boolean mSendingHoverAccessibilityEvents;
+    private boolean mMovementWithinMinimize;
+    private boolean mMovementWithinDismiss;
 
     // Touch state
     private final PipTouchState mTouchState;
@@ -435,6 +437,8 @@
      * Gesture controlling normal movement of the PIP.
      */
     private PipTouchGesture mDefaultMovementGesture = new PipTouchGesture() {
+        // Whether the PiP was on the left side of the screen at the start of the gesture
+        private boolean mStartedOnLeft;
 
         @Override
         public void onDown(PipTouchState touchState) {
@@ -442,6 +446,10 @@
                 return;
             }
 
+            mStartedOnLeft = mMotionHelper.getBounds().left < mMovementBounds.centerX();
+            mMovementWithinMinimize = true;
+            mMovementWithinDismiss = touchState.getDownTouchPosition().y >= mMovementBounds.bottom;
+
             // If the menu is still visible, and we aren't minimized, then just poke the menu
             // so that it will timeout after the user stops touching it
             if (mMenuController.isMenuVisible() && !mIsMinimized) {
@@ -493,6 +501,18 @@
                 if (ENABLE_DISMISS_DRAG_TO_EDGE) {
                     updateDismissFraction();
                 }
+
+                final PointF curPos = touchState.getLastTouchPosition();
+                if (mMovementWithinMinimize) {
+                    // Track if movement remains near starting edge to identify swipes to minimize
+                    mMovementWithinMinimize = mStartedOnLeft
+                            ? curPos.x <= mMovementBounds.left + mTmpBounds.width()
+                            : curPos.x >= mMovementBounds.right;
+                }
+                if (mMovementWithinDismiss) {
+                    // Track if movement remains near the bottom edge to identify swipe to dismiss
+                    mMovementWithinDismiss = curPos.y >= mMovementBounds.bottom;
+                }
                 return true;
             }
             return false;
@@ -526,8 +546,15 @@
             }
 
             if (touchState.isDragging()) {
+                final PointF vel = touchState.getVelocity();
+                final float velocity = PointF.length(vel.x, vel.y);
+                final boolean isFling = velocity > mFlingAnimationUtils.getMinVelocityPxPerSecond();
+                final boolean isHorizontal = Math.abs(vel.x) > Math.abs(vel.y);
                 final boolean onLeft = mMotionHelper.getBounds().left < mMovementBounds.centerX();
-                boolean isFlingToBot = isFlingTowardsEdge(touchState, 4 /* bottom */);
+                final boolean isFlingToBot = !isHorizontal && mMovementWithinDismiss && vel.y > 0;
+                final boolean isFlingToEdge = isHorizontal && mMovementWithinMinimize
+                        && (onLeft ? vel.x < 0 : vel.x > 0);
+
                 if (ENABLE_DISMISS_DRAG_TO_EDGE
                         && (mMotionHelper.shouldDismissPip() || isFlingToBot)) {
                     mMotionHelper.animateDragToEdgeDismiss(mMotionHelper.getBounds(),
@@ -536,8 +563,7 @@
                             MetricsEvent.ACTION_PICTURE_IN_PICTURE_DISMISSED,
                             METRIC_VALUE_DISMISSED_BY_DRAG);
                     return true;
-                } else if (!mIsMinimized && (mMotionHelper.shouldMinimizePip()
-                        || isFlingTowardsEdge(touchState, onLeft ? 2 : 3))) {
+                } else if (!mIsMinimized && (mMotionHelper.shouldMinimizePip() || isFlingToEdge)) {
                     // Pip should be minimized
                     setMinimizedStateInternal(true);
                     if (mMenuController.isMenuVisible()) {
@@ -563,9 +589,7 @@
                     mMenuController.showMenu(mMotionHelper.getBounds(), mMovementBounds);
                 }
 
-                final PointF vel = mTouchState.getVelocity();
-                final float velocity = PointF.length(vel.x, vel.y);
-                if (velocity > mFlingAnimationUtils.getMinVelocityPxPerSecond()) {
+                if (isFling) {
                     mMotionHelper.flingToSnapTarget(velocity, vel.x, vel.y, mMovementBounds,
                             mUpdateScrimListener);
                 } else {
@@ -585,42 +609,6 @@
     };
 
     /**
-     * @return whether the gesture ending in {@param vel} is fast enough to be a fling and towards
-     *         the provided {@param edge} where:
-     *
-     *         1 = top
-     *         2 = left
-     *         3 = right
-     *         4 = bottom
-     */
-    private boolean isFlingTowardsEdge(PipTouchState touchState, int edge) {
-        final PointF vel = touchState.getVelocity();
-        final PointF downPos = touchState.getDownTouchPosition();
-        final Rect bounds = mMotionHelper.getBounds();
-        final boolean isHorizontal = Math.abs(vel.x) > Math.abs(vel.y);
-        final boolean isFling =
-                PointF.length(vel.x, vel.y) > mFlingAnimationUtils.getMinVelocityPxPerSecond();
-        if (!isFling) {
-            return false;
-        }
-        switch (edge) {
-            case 1: // top
-                return !isHorizontal && vel.y < 0
-                        && downPos.y <= mMovementBounds.top + bounds.height();
-            case 2: // left
-                return isHorizontal && vel.x < 0
-                        && downPos.x <= mMovementBounds.left + bounds.width();
-            case 3: // right
-                return isHorizontal && vel.x > 0
-                        && downPos.x >= mMovementBounds.right;
-            case 4: // bottom
-                return !isHorizontal && vel.y > 0
-                        && downPos.y >= mMovementBounds.bottom;
-        }
-        return false;
-    }
-
-    /**
      * Updates the current movement bounds based on whether the menu is currently visible.
      */
     private void updateMovementBounds(boolean isExpanded) {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSDetail.java b/packages/SystemUI/src/com/android/systemui/qs/QSDetail.java
index 1709718..9efe224 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSDetail.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSDetail.java
@@ -14,6 +14,8 @@
 
 package com.android.systemui.qs;
 
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.ACTION_QS_MORE_SETTINGS;
+
 import android.animation.Animator;
 import android.animation.Animator.AnimatorListener;
 import android.animation.AnimatorListenerAdapter;
@@ -197,7 +199,7 @@
             mDetailContent.removeAllViews();
             mDetailContent.addView(detailView);
             mDetailViews.put(viewCacheIndex, detailView);
-            MetricsLogger.visible(mContext, adapter.getMetricsCategory());
+            Dependency.get(MetricsLogger.class).visible(adapter.getMetricsCategory());
             announceForAccessibility(mContext.getString(
                     R.string.accessibility_quick_settings_detail,
                     adapter.getTitle()));
@@ -206,7 +208,7 @@
             setVisibility(View.VISIBLE);
         } else {
             if (mDetailAdapter != null) {
-                MetricsLogger.hidden(mContext, mDetailAdapter.getMetricsCategory());
+                Dependency.get(MetricsLogger.class).hidden(mDetailAdapter.getMetricsCategory());
             }
             mClosingDetail = true;
             mDetailAdapter = null;
@@ -238,8 +240,12 @@
     protected void setupDetailFooter(DetailAdapter adapter) {
         final Intent settingsIntent = adapter.getSettingsIntent();
         mDetailSettingsButton.setVisibility(settingsIntent != null ? VISIBLE : GONE);
-        mDetailSettingsButton.setOnClickListener(v -> Dependency.get(ActivityStarter.class)
-                .postStartActivityDismissingKeyguard(settingsIntent, 0));
+        mDetailSettingsButton.setOnClickListener(v -> {
+            Dependency.get(MetricsLogger.class).action(ACTION_QS_MORE_SETTINGS,
+                    mDetailAdapter.getMetricsCategory());
+            Dependency.get(ActivityStarter.class)
+                    .postStartActivityDismissingKeyguard(settingsIntent, 0);
+        });
     }
 
     protected void setupDetailHeader(final DetailAdapter adapter) {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java b/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java
index 2202b58..a84138d 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSFooter.java
@@ -16,6 +16,8 @@
 
 package com.android.systemui.qs;
 
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.ACTION_QS_DATE;
+
 import android.app.AlarmManager;
 import android.app.PendingIntent;
 import android.content.Context;
@@ -358,6 +360,8 @@
                 startSettingsActivity();
             }
         } else if (v == mDateTimeGroup) {
+            Dependency.get(MetricsLogger.class).action(ACTION_QS_DATE,
+                    mNextAlarm != null);
             if (mNextAlarm != null) {
                 PendingIntent showIntent = mNextAlarm.getShowIntent();
                 mActivityStarter.startPendingIntentDismissingKeyguard(showIntent);
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSHost.java b/packages/SystemUI/src/com/android/systemui/qs/QSHost.java
index 29d547c..8596b57 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSHost.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSHost.java
@@ -32,6 +32,8 @@
     TileServices getTileServices();
     void removeTile(String tileSpec);
 
+    int indexOf(String tileSpec);
+
     interface Callback {
         void onTilesChanged();
     }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
index 8298cbb..2e6116d 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSPanel.java
@@ -59,6 +59,7 @@
     protected final View mBrightnessView;
     private final H mHandler = new H();
     private final View mPageIndicator;
+    private final MetricsLogger mMetricsLogger = Dependency.get(MetricsLogger.class);
 
     private int mPanelPaddingBottom;
     private int mBrightnessPaddingTop;
@@ -259,7 +260,7 @@
         if (!mExpanded && mTileLayout instanceof PagedTileLayout) {
             ((PagedTileLayout) mTileLayout).setCurrentItem(0, false);
         }
-        MetricsLogger.visibility(mContext, MetricsEvent.QS_PANEL, mExpanded);
+        mMetricsLogger.visibility(MetricsEvent.QS_PANEL, mExpanded);
         if (!mExpanded) {
             closeDetail();
         } else {
@@ -475,7 +476,7 @@
         int newVis = visible ? VISIBLE : INVISIBLE;
         setVisibility(newVis);
         if (mGridContentVisible != visible) {
-            MetricsLogger.visibility(mContext, MetricsEvent.QS_PANEL, newVis);
+            mMetricsLogger.visibility(MetricsEvent.QS_PANEL, newVis);
         }
         mGridContentVisible = visible;
     }
@@ -483,7 +484,7 @@
     private void logTiles() {
         for (int i = 0; i < mRecords.size(); i++) {
             TileRecord tileRecord = mRecords.get(i);
-            MetricsLogger.visible(mContext, tileRecord.tile.getMetricsCategory());
+            mMetricsLogger.visible(tileRecord.tile.getMetricsCategory());
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/QSTileHost.java b/packages/SystemUI/src/com/android/systemui/qs/QSTileHost.java
index 0ca115e..9330541 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/QSTileHost.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/QSTileHost.java
@@ -157,6 +157,10 @@
         return mServices;
     }
 
+    public int indexOf(String spec) {
+        return mTileSpecs.indexOf(spec);
+    }
+
     @Override
     public void onTuningChanged(String key, String newValue) {
         if (!TILES_SETTING.equals(key)) {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java b/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java
index 6f35017..b5c1bd9 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/external/CustomTile.java
@@ -22,6 +22,7 @@
 import android.content.pm.ResolveInfo;
 import android.content.pm.ServiceInfo;
 import android.graphics.drawable.Drawable;
+import android.metrics.LogMaker;
 import android.net.Uri;
 import android.os.Binder;
 import android.os.IBinder;
@@ -155,6 +156,11 @@
         return mComponent;
     }
 
+    @Override
+    protected LogMaker populate(LogMaker logMaker) {
+        return super.populate(logMaker).setComponentName(mComponent);
+    }
+
     public Tile getQsTile() {
         return mTile;
     }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tileimpl/QSTileImpl.java b/packages/SystemUI/src/com/android/systemui/qs/tileimpl/QSTileImpl.java
index 948954c2..1aa51b1 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tileimpl/QSTileImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tileimpl/QSTileImpl.java
@@ -14,12 +14,19 @@
 
 package com.android.systemui.qs.tileimpl;
 
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.ACTION_QS_CLICK;
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.ACTION_QS_LONG_PRESS;
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.ACTION_QS_SECONDARY_CLICK;
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.FIELD_QS_POSITION;
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.FIELD_QS_VALUE;
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.TYPE_ACTION;
 import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
 
 import android.app.ActivityManager;
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.drawable.Drawable;
+import android.metrics.LogMaker;
 import android.os.Handler;
 import android.os.Looper;
 import android.os.Message;
@@ -29,7 +36,6 @@
 import android.util.SparseArray;
 
 import com.android.internal.logging.MetricsLogger;
-import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settingslib.RestrictedLockUtils;
 import com.android.settingslib.Utils;
 import com.android.systemui.Dependency;
@@ -58,6 +64,7 @@
     protected final H mHandler = new H(Dependency.get(Dependency.BG_LOOPER));
     protected final Handler mUiHandler = new Handler(Looper.getMainLooper());
     private final ArraySet<Object> mListeners = new ArraySet<>();
+    private final MetricsLogger mMetricsLogger = Dependency.get(MetricsLogger.class);
 
     private final ArrayList<Callback> mCallbacks = new ArrayList<>();
     protected TState mState = newTileState();
@@ -76,7 +83,7 @@
     /**
      * Declare the category of this tile.
      *
-     * Categories are defined in {@link com.android.internal.logging.MetricsProto.MetricsEvent}
+     * Categories are defined in {@link com.android.internal.logging.nano.MetricsProto.MetricsEvent}
      * by editing frameworks/base/proto/src/metrics_constants.proto.
      */
     abstract public int getMetricsCategory();
@@ -152,17 +159,28 @@
     }
 
     public void click() {
+        mMetricsLogger.write(populate(new LogMaker(ACTION_QS_CLICK).setType(TYPE_ACTION)));
         mHandler.sendEmptyMessage(H.CLICK);
     }
 
     public void secondaryClick() {
+        mMetricsLogger.write(populate(new LogMaker(ACTION_QS_SECONDARY_CLICK).setType(TYPE_ACTION)));
         mHandler.sendEmptyMessage(H.SECONDARY_CLICK);
     }
 
     public void longClick() {
+        mMetricsLogger.write(populate(new LogMaker(ACTION_QS_LONG_PRESS).setType(TYPE_ACTION)));
         mHandler.sendEmptyMessage(H.LONG_CLICK);
     }
 
+    protected LogMaker populate(LogMaker logMaker) {
+        if (mState instanceof BooleanState) {
+            logMaker.addTaggedData(FIELD_QS_VALUE, ((BooleanState) mState).value ? 1 : 0);
+        }
+        return logMaker.setSubtype(getMetricsCategory())
+                .addTaggedData(FIELD_QS_POSITION, mHost.indexOf(mTileSpec));
+    }
+
     public void showDetail(boolean show) {
         mHandler.obtainMessage(H.SHOW_DETAIL, show ? 1 : 0, 0).sendToTarget();
     }
@@ -224,7 +242,6 @@
     }
 
     protected void handleLongClick() {
-        MetricsLogger.action(mContext, MetricsEvent.ACTION_QS_LONG_PRESS, getTileSpec());
         Dependency.get(ActivityStarter.class).postStartActivityDismissingKeyguard(
                 getLongClickIntent(), 0);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
index ed6e6ef..4e4de15 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
@@ -83,7 +83,6 @@
     protected void handleClick() {
         // Secondary clicks are header clicks, just toggle.
         final boolean isEnabled = (Boolean)mState.value;
-        MetricsLogger.action(mContext, getMetricsCategory(), !isEnabled);
         mController.setBluetoothEnabled(!isEnabled);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/CastTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/CastTile.java
index a1d3d26..22b6a63 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/CastTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/CastTile.java
@@ -108,13 +108,11 @@
     protected void handleClick() {
         if (mKeyguard.isSecure() && !mKeyguard.canSkipBouncer()) {
             mActivityStarter.postQSRunnableDismissingKeyguard(() -> {
-                MetricsLogger.action(mContext, getMetricsCategory());
                 showDetail(true);
                 mHost.openPanels();
             });
             return;
         }
-        MetricsLogger.action(mContext, getMetricsCategory());
         showDetail(true);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
index 4351b2c..04be7de 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/CellularTile.java
@@ -98,7 +98,6 @@
 
     @Override
     protected void handleSecondaryClick() {
-        MetricsLogger.action(mContext, getMetricsCategory());
         if (mDataController.isMobileDataSupported()) {
             showDetail(true);
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/ColorInversionTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/ColorInversionTile.java
index e33b680..5b374b1 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/ColorInversionTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/ColorInversionTile.java
@@ -84,7 +84,6 @@
 
     @Override
     protected void handleClick() {
-        MetricsLogger.action(mContext, getMetricsCategory(), !mState.value);
         mSetting.setValue(mState.value ? 0 : 1);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java
index 7a25140..b796451 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java
@@ -87,7 +87,6 @@
 
     private void toggleDataSaver() {
         mState.value = !mDataSaverController.isDataSaverEnabled();
-        MetricsLogger.action(mContext, getMetricsCategory(), mState.value);
         mDataSaverController.setDataSaverEnabled(mState.value);
         refreshState(mState.value);
     }
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/DndTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/DndTile.java
index f35de68..3c2e897 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/DndTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/DndTile.java
@@ -146,7 +146,6 @@
                     Toast.LENGTH_LONG).show();
             return;
         }
-        MetricsLogger.action(mContext, getMetricsCategory(), !mState.value);
         showDetail(true);
         int zen = Prefs.getInt(mContext, Prefs.Key.DND_FAVORITE_ZEN, Global.ZEN_MODE_ALARMS);
         mController.setZen(zen, null, TAG);
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java
index 7b0fd73..6d2aa90 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/FlashlightTile.java
@@ -87,7 +87,6 @@
         if (ActivityManager.isUserAMonkey()) {
             return;
         }
-        MetricsLogger.action(mContext, getMetricsCategory(), !mState.value);
         boolean newState = !mState.value;
         refreshState(newState);
         mFlashlightController.setFlashlight(newState);
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
index 6662937..5c3f65c 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/HotspotTile.java
@@ -106,7 +106,6 @@
         if (!isEnabled && mAirplaneMode.getValue() != 0) {
             return;
         }
-        MetricsLogger.action(mContext, getMetricsCategory(), !isEnabled);
         mController.setHotspotEnabled(!isEnabled);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/IntentTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/IntentTile.java
index c953363..00cfbfa 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/IntentTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/IntentTile.java
@@ -92,7 +92,6 @@
 
     @Override
     protected void handleClick() {
-        MetricsLogger.action(mContext, getMetricsCategory(), mIntentPackage);
         sendIntent("click", mOnClick, mOnClickUri);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/LocationTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/LocationTile.java
index b5c02cb..b11b15a 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/LocationTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/LocationTile.java
@@ -81,13 +81,11 @@
             Dependency.get(ActivityStarter.class).postQSRunnableDismissingKeyguard(() -> {
                 final boolean wasEnabled = mState.value;
                 mHost.openPanels();
-                MetricsLogger.action(mContext, getMetricsCategory(), !wasEnabled);
                 mController.setLocationEnabled(!wasEnabled);
             });
             return;
         }
         final boolean wasEnabled = mState.value;
-        MetricsLogger.action(mContext, getMetricsCategory(), !wasEnabled);
         mController.setLocationEnabled(!wasEnabled);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/NfcTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/NfcTile.java
index 3299339..d147b69 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/NfcTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/NfcTile.java
@@ -85,7 +85,6 @@
     @Override
     protected void handleClick() {
         if (mAdapter == null) return;
-        MetricsLogger.action(mContext, getMetricsCategory(), !mState.value);
         if (!mAdapter.isEnabled()) {
             mAdapter.enable();
         } else {
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/NightDisplayTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/NightDisplayTile.java
index 8b47216..8aa1e43 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/NightDisplayTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/NightDisplayTile.java
@@ -54,7 +54,6 @@
     @Override
     protected void handleClick() {
         final boolean activated = !mState.value;
-        MetricsLogger.action(mContext, getMetricsCategory(), activated);
         mController.setActivated(activated);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java
index 130304f..fb937bd 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/RotationLockTile.java
@@ -79,7 +79,6 @@
     @Override
     protected void handleClick() {
         if (mController == null) return;
-        MetricsLogger.action(mContext, getMetricsCategory(), !mState.value);
         final boolean newState = !mState.value;
         mController.setRotationLocked(!newState);
         refreshState(newState);
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
index fde2e04..79b4c4a 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
@@ -114,7 +114,6 @@
     protected void handleClick() {
         // Secondary clicks are header clicks, just toggle.
         mState.copyTo(mStateBeforeClick);
-        MetricsLogger.action(mContext, getMetricsCategory(), !mState.value);
         mController.setWifiEnabled(!mState.value);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/WorkModeTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/WorkModeTile.java
index 5086091..6c89241 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/WorkModeTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/WorkModeTile.java
@@ -68,7 +68,6 @@
 
     @Override
     public void handleClick() {
-        MetricsLogger.action(mContext, getMetricsCategory(), !mState.value);
         mProfileController.setWorkModeEnabled(!mState.value);
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/LockscreenGestureLogger.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/LockscreenGestureLogger.java
index b5f56c3..4d99a46 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/LockscreenGestureLogger.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/LockscreenGestureLogger.java
@@ -22,6 +22,7 @@
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.logging.MetricsLogger;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.Dependency;
 import com.android.systemui.EventLogConstants;
 import com.android.systemui.EventLogTags;
 
@@ -33,7 +34,7 @@
     private ArrayMap<Integer, Integer> mLegacyMap;
     private LogMaker mLogMaker = new LogMaker(MetricsEvent.VIEW_UNKNOWN)
             .setType(MetricsEvent.TYPE_ACTION);
-    private MetricsLogger mMetricsLogger = new MetricsLogger();
+    private final MetricsLogger mMetricsLogger = Dependency.get(MetricsLogger.class);
 
     public LockscreenGestureLogger() {
         mLegacyMap = new ArrayMap<>(EventLogConstants.METRICS_GESTURE_TYPE_MAP.length);
@@ -58,9 +59,4 @@
         }
         return value;
     }
-
-    @VisibleForTesting
-    void setMetricsLogger(MetricsLogger metricsLogger) {
-        mMetricsLogger = metricsLogger;
-    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
index b82b113..bfe55bc 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -484,7 +484,7 @@
 
     private ScreenPinningRequest mScreenPinningRequest;
 
-    MetricsLogger mMetricsLogger = new MetricsLogger();
+    private final MetricsLogger mMetricsLogger = Dependency.get(MetricsLogger.class);
 
     // ensure quick settings is disabled until the current user makes it through the setup wizard
     private boolean mUserSetup = false;
@@ -748,12 +748,6 @@
     private NavigationBarFragment mNavigationBar;
     private View mNavigationBarView;
 
-    @VisibleForTesting
-    void setMetricsLogger(MetricsLogger metricsLogger) {
-        mMetricsLogger = metricsLogger;
-        mLockscreenGestureLogger.setMetricsLogger(metricsLogger);
-    }
-
     @Override
     public void start() {
         mNetworkController = Dependency.get(NetworkController.class);
diff --git a/packages/SystemUI/tests/src/com/android/systemui/qs/QSDetailTest.java b/packages/SystemUI/tests/src/com/android/systemui/qs/QSDetailTest.java
new file mode 100644
index 0000000..c67cccc
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/qs/QSDetailTest.java
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the
+ * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package com.android.systemui.qs;
+
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.ACTION_QS_MORE_SETTINGS;
+
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyInt;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.testing.AndroidTestingRunner;
+import android.testing.TestableLooper;
+import android.testing.TestableLooper.RunWithLooper;
+import android.testing.ViewUtils;
+import android.view.LayoutInflater;
+import android.view.View;
+
+import com.android.internal.logging.MetricsLogger;
+import com.android.systemui.R;
+import com.android.systemui.SysuiTestCase;
+import com.android.systemui.plugins.ActivityStarter;
+import com.android.systemui.plugins.qs.DetailAdapter;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+@RunWith(AndroidTestingRunner.class)
+@RunWithLooper
+public class QSDetailTest extends SysuiTestCase {
+
+    private MetricsLogger mMetricsLogger;
+    private QSDetail mQsDetail;
+    private QSPanel mQsPanel;
+    private QuickStatusBarHeader mQuickHeader;
+    private ActivityStarter mActivityStarter;
+    private DetailAdapter mMockDetailAdapter;
+    private TestableLooper mTestableLooper;
+
+    @Before
+    public void setup() throws Exception {
+        mTestableLooper = TestableLooper.get(this);
+        mTestableLooper.runWithLooper(() -> {
+            mMetricsLogger = mDependency.injectMockDependency(MetricsLogger.class);
+            mActivityStarter = mDependency.injectMockDependency(ActivityStarter.class);
+            mQsDetail = (QSDetail) LayoutInflater.from(mContext).inflate(R.layout.qs_detail, null);
+            mQsPanel = mock(QSPanel.class);
+            mQuickHeader = mock(QuickStatusBarHeader.class);
+            mQsDetail.setQsPanel(mQsPanel, mQuickHeader);
+
+            mMockDetailAdapter = mock(DetailAdapter.class);
+            when(mMockDetailAdapter.createDetailView(any(), any(), any()))
+                    .thenReturn(mock(View.class));
+        });
+    }
+
+    @Test
+    public void testShowDetail_Metrics() {
+        ViewUtils.attachView(mQsDetail);
+        mTestableLooper.processAllMessages();
+
+        mQsDetail.handleShowingDetail(mMockDetailAdapter, 0, 0, false);
+        verify(mMetricsLogger).visible(eq(mMockDetailAdapter.getMetricsCategory()));
+        mQsDetail.handleShowingDetail(null, 0, 0, false);
+        verify(mMetricsLogger).hidden(eq(mMockDetailAdapter.getMetricsCategory()));
+
+        ViewUtils.detachView(mQsDetail);
+        mTestableLooper.processAllMessages();
+    }
+
+    @Test
+    public void testMoreSettingsButton() {
+        ViewUtils.attachView(mQsDetail);
+        mTestableLooper.processAllMessages();
+
+        mQsDetail.handleShowingDetail(mMockDetailAdapter, 0, 0, false);
+        mQsDetail.findViewById(android.R.id.button2).performClick();
+
+        int metricsCategory = mMockDetailAdapter.getMetricsCategory();
+        verify(mMetricsLogger).action(eq(ACTION_QS_MORE_SETTINGS), eq(metricsCategory));
+
+        verify(mActivityStarter).postStartActivityDismissingKeyguard(any(), anyInt());
+
+        ViewUtils.detachView(mQsDetail);
+        mTestableLooper.processAllMessages();
+    }
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/qs/QSFragmentTest.java b/packages/SystemUI/tests/src/com/android/systemui/qs/QSFragmentTest.java
index deb31da..d77ed3d 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/qs/QSFragmentTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/qs/QSFragmentTest.java
@@ -19,6 +19,7 @@
 
 import android.os.Looper;
 
+import com.android.internal.logging.MetricsLogger;
 import com.android.keyguard.CarrierText;
 import com.android.systemui.Dependency;
 import com.android.systemui.R;
@@ -44,12 +45,15 @@
 @RunWithLooper(setAsMainLooper = true)
 public class QSFragmentTest extends SysuiBaseFragmentTest {
 
+    private MetricsLogger mMockMetricsLogger;
+
     public QSFragmentTest() {
         super(QSFragment.class);
     }
 
     @Before
     public void addLeakCheckDependencies() {
+        mMockMetricsLogger = mDependency.injectMockDependency(MetricsLogger.class);
         mContext.addMockSystemService(Context.LAYOUT_INFLATER_SERVICE,
                 new LayoutInflaterBuilder(mContext)
                         .replace("com.android.systemui.statusbar.policy.SplitClockView",
diff --git a/packages/SystemUI/tests/src/com/android/systemui/qs/QSPanelTest.java b/packages/SystemUI/tests/src/com/android/systemui/qs/QSPanelTest.java
new file mode 100644
index 0000000..4979684
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/qs/QSPanelTest.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the
+ * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package com.android.systemui.qs;
+
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+import static org.mockito.Mockito.verify;
+
+import android.testing.AndroidTestingRunner;
+import android.testing.TestableLooper;
+import android.testing.TestableLooper.RunWithLooper;
+
+import com.android.internal.logging.MetricsLogger;
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.systemui.SysuiTestCase;
+import com.android.systemui.qs.customize.QSCustomizer;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.util.Collections;
+
+@RunWith(AndroidTestingRunner.class)
+@RunWithLooper
+public class QSPanelTest extends SysuiTestCase {
+
+    private MetricsLogger mMetricsLogger;
+    private QSPanel mQsPanel;
+    private QSTileHost mHost;
+    private QSCustomizer mCustomizer;
+
+    @Before
+    public void setup() throws Exception {
+        TestableLooper.get(this).runWithLooper(() -> {
+            mMetricsLogger = mDependency.injectMockDependency(MetricsLogger.class);
+            mQsPanel = new QSPanel(mContext, null);
+            mHost = mock(QSTileHost.class);
+            when(mHost.getTiles()).thenReturn(Collections.emptyList());
+            mCustomizer = mock(QSCustomizer.class);
+            mQsPanel.setHost(mHost, mCustomizer);
+        });
+    }
+
+    @Test
+    public void testSetExpanded_Metrics() {
+        mQsPanel.setExpanded(true);
+        verify(mMetricsLogger).visibility(eq(MetricsEvent.QS_PANEL), eq(true));
+        mQsPanel.setExpanded(false);
+        verify(mMetricsLogger).visibility(eq(MetricsEvent.QS_PANEL), eq(false));
+    }
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/qs/tileimpl/QSTileImplTest.java b/packages/SystemUI/tests/src/com/android/systemui/qs/tileimpl/QSTileImplTest.java
new file mode 100644
index 0000000..9ed9d28c
--- /dev/null
+++ b/packages/SystemUI/tests/src/com/android/systemui/qs/tileimpl/QSTileImplTest.java
@@ -0,0 +1,174 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the
+ * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package com.android.systemui.qs.tileimpl;
+
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.ACTION_QS_CLICK;
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.ACTION_QS_LONG_PRESS;
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.ACTION_QS_SECONDARY_CLICK;
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.FIELD_QS_POSITION;
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.FIELD_QS_VALUE;
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.TYPE_ACTION;
+
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Matchers.argThat;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.content.Intent;
+import android.metrics.LogMaker;
+import android.testing.AndroidTestingRunner;
+import android.testing.TestableLooper;
+import android.testing.TestableLooper.RunWithLooper;
+
+import com.android.internal.logging.MetricsLogger;
+import com.android.systemui.Dependency;
+import com.android.systemui.SysuiTestCase;
+import com.android.systemui.plugins.qs.QSTile;
+import com.android.systemui.qs.QSHost;
+import com.android.systemui.qs.QSTileHost;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.ArgumentMatcher;
+
+@RunWith(AndroidTestingRunner.class)
+@RunWithLooper
+public class QSTileImplTest extends SysuiTestCase {
+
+    public static final int POSITION = 14;
+    private TestableLooper mTestableLooper;
+    private TileImpl mTile;
+    private QSTileHost mHost;
+    private MetricsLogger mMetricsLogger;
+
+    @Before
+    public void setup() throws Exception {
+        String spec = "spec";
+        mTestableLooper = TestableLooper.get(this);
+        mDependency.injectTestDependency(Dependency.BG_LOOPER, mTestableLooper.getLooper());
+        mMetricsLogger = mDependency.injectMockDependency(MetricsLogger.class);
+        mHost = mock(QSTileHost.class);
+        when(mHost.indexOf(spec)).thenReturn(POSITION);
+        mTestableLooper.runWithLooper(() -> {
+            mTile = new TileImpl(mHost);
+            mTile.setTileSpec(spec);
+        });
+    }
+
+    @Test
+    public void testClick_Metrics() {
+        mTile.click();
+        verify(mMetricsLogger).write(argThat(new TileLogMatcher(ACTION_QS_CLICK)));
+    }
+
+    @Test
+    public void testSecondaryClick_Metrics() {
+        mTile.secondaryClick();
+        verify(mMetricsLogger).write(argThat(new TileLogMatcher(ACTION_QS_SECONDARY_CLICK)));
+    }
+
+    @Test
+    public void testLongClick_Metrics() {
+        mTile.longClick();
+        verify(mMetricsLogger).write(argThat(new TileLogMatcher(ACTION_QS_LONG_PRESS)));
+    }
+
+    @Test
+    public void testPopulate() {
+        LogMaker maker = mock(LogMaker.class);
+        when(maker.setSubtype(anyInt())).thenReturn(maker);
+        mTile.getState().value = true;
+        mTile.populate(maker);
+        verify(maker).addTaggedData(eq(FIELD_QS_VALUE), eq(1));
+        verify(maker).addTaggedData(eq(FIELD_QS_POSITION), eq(POSITION));
+    }
+
+    private class TileLogMatcher implements ArgumentMatcher<LogMaker> {
+
+        private final int mCategory;
+        public String mInvalid;
+
+        public TileLogMatcher(int category) {
+            mCategory = category;
+        }
+
+        @Override
+        public boolean matches(LogMaker arg) {
+            if (arg.getCategory() != mCategory) {
+                mInvalid = "Expected category " + mCategory + " but was " + arg.getCategory();
+                return false;
+            }
+            if (arg.getType() != TYPE_ACTION) {
+                mInvalid = "Expected type " + TYPE_ACTION + " but was " + arg.getType();
+                return false;
+            }
+            if (arg.getSubtype() != mTile.getMetricsCategory()) {
+                mInvalid = "Expected subtype " + mTile.getMetricsCategory() + " but was "
+                        + arg.getSubtype();
+                return false;
+            }
+            return true;
+        }
+
+        @Override
+        public String toString() {
+            return mInvalid;
+        }
+    }
+
+    private static class TileImpl extends QSTileImpl<QSTile.BooleanState> {
+        protected TileImpl(QSHost host) {
+            super(host);
+        }
+
+        @Override
+        public BooleanState newTileState() {
+            return new BooleanState();
+        }
+
+        @Override
+        protected void handleClick() {
+
+        }
+
+        @Override
+        protected void handleUpdateState(BooleanState state, Object arg) {
+
+        }
+
+        @Override
+        public int getMetricsCategory() {
+            return 42;
+        }
+
+        @Override
+        public Intent getLongClickIntent() {
+            return null;
+        }
+
+        @Override
+        protected void setListening(boolean listening) {
+
+        }
+
+        @Override
+        public CharSequence getTileLabel() {
+            return null;
+        }
+    }
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/StatusBarTest.java b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/StatusBarTest.java
index f48af75..bf6b394 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/StatusBarTest.java
+++ b/packages/SystemUI/tests/src/com/android/systemui/statusbar/phone/StatusBarTest.java
@@ -62,9 +62,9 @@
         mKeyguardIndicationController = mock(KeyguardIndicationController.class);
         mStackScroller = mock(NotificationStackScrollLayout.class);
         mMetricsLogger = new FakeMetricsLogger();
+        mDependency.injectTestDependency(MetricsLogger.class, mMetricsLogger);
         mStatusBar = new TestableStatusBar(mStatusBarKeyguardViewManager, mUnlockMethodCache,
                 mKeyguardIndicationController, mStackScroller);
-        mStatusBar.setMetricsLogger(mMetricsLogger);
 
         doAnswer(invocation -> {
             OnDismissAction onDismissAction = (OnDismissAction) invocation.getArguments()[0];
diff --git a/proto/src/metrics_constants.proto b/proto/src/metrics_constants.proto
index 783aae7..da441f5 100644
--- a/proto/src/metrics_constants.proto
+++ b/proto/src/metrics_constants.proto
@@ -3656,7 +3656,7 @@
     ACTION_SETTINGS_MASTER_SWITCH_BLUETOOTH_TOGGLE = 870;
 
     // The name of the activity being launched in an app transition event.
-    APP_TRANSITION_ACTIVITY_NAME = 871;
+    FIELD_CLASS_NAME = 871;
 
     // ACTION: Settings > App detail > Uninstall
     ACTION_SETTINGS_UNINSTALL_APP = 872;
@@ -3874,6 +3874,24 @@
     // OPEN: Settings -> System -> Reset options
     RESET_DASHBOARD = 924;
 
+    // ACTION: QS -> Tile clicked
+    ACTION_QS_CLICK = 925;
+
+    // ACTION: QS -> Secondary click
+    ACTION_QS_SECONDARY_CLICK = 926;
+
+    // FIELD: Position info in QS clicks
+    FIELD_QS_POSITION = 927;
+
+    // FIELD: The value of a QS tile when clicked (if applicable)
+    FIELD_QS_VALUE = 928;
+
+    // ACTION: QS -> Detail panel -> more settings
+    ACTION_QS_MORE_SETTINGS = 929;
+
+    // ACTION: QS -> Click date
+    ACTION_QS_DATE = 930;
+
     // ---- End O Constants, all O constants go above this line ----
 
     // Add new aosp constants above this line.
diff --git a/services/core/java/com/android/server/am/ActivityMetricsLogger.java b/services/core/java/com/android/server/am/ActivityMetricsLogger.java
index 04a09fe..5edfb06 100644
--- a/services/core/java/com/android/server/am/ActivityMetricsLogger.java
+++ b/services/core/java/com/android/server/am/ActivityMetricsLogger.java
@@ -10,8 +10,8 @@
 import static android.app.ActivityManager.StackId.PINNED_STACK_ID;
 import static android.app.ActivityManagerInternal.APP_TRANSITION_TIMEOUT;
 import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.APP_TRANSITION;
-import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.APP_TRANSITION_ACTIVITY_NAME;
 import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.APP_TRANSITION_CALLING_PACKAGE_NAME;
+import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.FIELD_CLASS_NAME;
 import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.APP_TRANSITION_DELAY_MS;
 import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.APP_TRANSITION_DEVICE_UPTIME_SECONDS;
 import static com.android.internal.logging.nano.MetricsProto.MetricsEvent.APP_TRANSITION_IS_EPHEMERAL;
@@ -313,7 +313,7 @@
             final LogMaker builder = new LogMaker(APP_TRANSITION);
             builder.setPackageName(info.launchedActivity.packageName);
             builder.setType(type);
-            builder.addTaggedData(APP_TRANSITION_ACTIVITY_NAME, info.launchedActivity.info.name);
+            builder.addTaggedData(FIELD_CLASS_NAME, info.launchedActivity.info.name);
             if (info.launchedActivity.launchedFromPackage != null) {
                 builder.addTaggedData(APP_TRANSITION_CALLING_PACKAGE_NAME,
                         info.launchedActivity.launchedFromPackage);
diff --git a/services/core/java/com/android/server/am/ActivityStack.java b/services/core/java/com/android/server/am/ActivityStack.java
index 9a4f804..28a4e1a 100644
--- a/services/core/java/com/android/server/am/ActivityStack.java
+++ b/services/core/java/com/android/server/am/ActivityStack.java
@@ -759,6 +759,12 @@
         }
     }
 
+    final void removeActivitiesFromLRUListLocked(TaskRecord task) {
+        for (ActivityRecord r : task.mActivities) {
+            mLRUActivities.remove(r);
+        }
+    }
+
     final boolean updateLRUListLocked(ActivityRecord r) {
         final boolean hadit = mLRUActivities.remove(r);
         mLRUActivities.add(r);
@@ -4947,6 +4953,7 @@
             }
         }
         mTaskHistory.remove(task);
+        removeActivitiesFromLRUListLocked(task);
         updateTaskMovement(task, true);
 
         if (mode == REMOVE_TASK_MODE_DESTROYING && task.mActivities.isEmpty()) {
@@ -5114,6 +5121,7 @@
         // Apps may depend on onResume()/onPause() being called in pairs.
         if (setResume) {
             mResumedActivity = r;
+            updateLRUListLocked(r);
         }
         // If the activity was previously pausing, then ensure we transfer that as well
         if (setPause) {
diff --git a/services/core/java/com/android/server/am/ActivityStackSupervisor.java b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
index 27b8e91..8559dca 100644
--- a/services/core/java/com/android/server/am/ActivityStackSupervisor.java
+++ b/services/core/java/com/android/server/am/ActivityStackSupervisor.java
@@ -3555,8 +3555,16 @@
                 stackHeader.append("  mFullscreen=" + stack.mFullscreen);
                 stackHeader.append("\n");
                 stackHeader.append("  mBounds=" + stack.mBounds);
-                printed |= stack.dumpActivitiesLocked(fd, pw, dumpAll, dumpClient, dumpPackage,
-                        needSep, stackHeader.toString());
+
+                final boolean printedStackHeader = stack.dumpActivitiesLocked(fd, pw, dumpAll,
+                        dumpClient, dumpPackage, needSep, stackHeader.toString());
+                printed |= printedStackHeader;
+                if (!printedStackHeader) {
+                    // Ensure we always dump the stack header even if there are no activities
+                    pw.println();
+                    pw.println(stackHeader);
+                }
+
                 printed |= dumpHistoryList(fd, pw, stack.mLRUActivities, "    ", "Run", false,
                         !dumpAll, false, dumpPackage, true,
                         "    Running activities (most recent first):", null);
diff --git a/services/java/com/android/server/SystemServer.java b/services/java/com/android/server/SystemServer.java
index f0732dd..da49eb3 100644
--- a/services/java/com/android/server/SystemServer.java
+++ b/services/java/com/android/server/SystemServer.java
@@ -317,7 +317,7 @@
 
             // In case the runtime switched since last boot (such as when
             // the old runtime was removed in an OTA), set the system
-            // property so that it is in sync. We can't do this in
+            // property so that it is in sync. We can | xq oqi't do this in
             // libnativehelper's JniInvocation::Init code where we already
             // had to fallback to a different runtime because it is
             // running as root and we need to be the system user to set
diff --git a/services/print/java/com/android/server/print/CompanionDeviceManagerService.java b/services/print/java/com/android/server/print/CompanionDeviceManagerService.java
index 9356dac..7790698 100644
--- a/services/print/java/com/android/server/print/CompanionDeviceManagerService.java
+++ b/services/print/java/com/android/server/print/CompanionDeviceManagerService.java
@@ -20,6 +20,7 @@
 import static com.android.internal.util.Preconditions.checkNotNull;
 
 import android.Manifest;
+import android.annotation.CheckResult;
 import android.annotation.Nullable;
 import android.companion.AssociationRequest;
 import android.companion.CompanionDeviceManager;
@@ -36,8 +37,11 @@
 import android.net.NetworkPolicyManager;
 import android.os.Binder;
 import android.os.Environment;
+import android.os.Handler;
 import android.os.IBinder;
 import android.os.IDeviceIdleController;
+import android.os.IInterface;
+import android.os.Parcel;
 import android.os.RemoteException;
 import android.os.ServiceManager;
 import android.os.UserHandle;
@@ -68,11 +72,13 @@
 import java.util.function.Function;
 
 //TODO move to own package!
-//TODO un/linkToDeath & onBinderDied - unbind
 //TODO onStop schedule unbind in 5 seconds
-//TODO Prune association on app uninstall
+//TODO make sure APIs are only callable from currently focused app
+//TODO schedule stopScan on activity destroy(except if configuration change)
+//TODO on associate called again after configuration change -> replace old callback with new
+//TODO avoid leaking calling activity in IFindDeviceCallback (see PrintManager#print for example)
 /** @hide */
-public class CompanionDeviceManagerService extends SystemService {
+public class CompanionDeviceManagerService extends SystemService implements Binder.DeathRecipient {
 
     private static final ComponentName SERVICE_TO_BIND_TO = ComponentName.createRelative(
             CompanionDeviceManager.COMPANION_DEVICE_DISCOVERY_PACKAGE_NAME,
@@ -90,6 +96,8 @@
     private final CompanionDeviceManagerImpl mImpl;
     private final ConcurrentMap<Integer, AtomicFile> mUidToStorage = new ConcurrentHashMap<>();
     private IDeviceIdleController mIdleController;
+    private IFindDeviceCallback mFindDeviceCallback;
+    private ServiceConnection mServiceConnection;
 
     public CompanionDeviceManagerService(Context context) {
         super(context);
@@ -125,7 +133,51 @@
         publishBinderService(Context.COMPANION_DEVICE_SERVICE, mImpl);
     }
 
+    @Override
+    public void binderDied() {
+        Handler.getMain().post(this::handleBinderDied);
+    }
+
+    private void handleBinderDied() {
+        mServiceConnection = unbind(mServiceConnection);
+        mFindDeviceCallback = unlinkToDeath(mFindDeviceCallback, this, 0);
+    }
+
+    /**
+     * Usage: {@code a = unlinkToDeath(a, deathRecipient, flags); }
+     */
+    @Nullable
+    @CheckResult
+    private static <T extends IInterface> T unlinkToDeath(T iinterface,
+            IBinder.DeathRecipient deathRecipient, int flags) {
+        if (iinterface != null) {
+            iinterface.asBinder().unlinkToDeath(deathRecipient, flags);
+        }
+        return null;
+    }
+
+    @Nullable
+    @CheckResult
+    private ServiceConnection unbind(@Nullable ServiceConnection conn) {
+        if (conn != null) {
+            getContext().unbindService(conn);
+        }
+        return null;
+    }
+
     class CompanionDeviceManagerImpl extends ICompanionDeviceManager.Stub {
+
+        @Override
+        public boolean onTransact(int code, Parcel data, Parcel reply, int flags)
+                throws RemoteException {
+            try {
+                return super.onTransact(code, data, reply, flags);
+            } catch (Throwable e) {
+                Slog.e(LOG_TAG, "Error during IPC", e);
+                throw ExceptionUtils.propagate(e, RemoteException.class);
+            }
+        }
+
         @Override
         public void associate(
                 AssociationRequest request,
@@ -135,14 +187,14 @@
                 Slog.i(LOG_TAG, "associate(request = " + request + ", callback = " + callback
                         + ", callingPackage = " + callingPackage + ")");
             }
-            checkNotNull(request);
-            checkNotNull(callback);
+            checkNotNull(request, "Request cannot be null");
+            checkNotNull(callback, "Callback cannot be null");
             final long callingIdentity = Binder.clearCallingIdentity();
             try {
                 //TODO bindServiceAsUser
                 getContext().bindService(
                         new Intent().setComponent(SERVICE_TO_BIND_TO),
-                        getServiceConnection(request, callback, callingPackage),
+                        createServiceConnection(request, callback, callingPackage),
                         Context.BIND_AUTO_CREATE);
             } finally {
                 Binder.restoreCallingIdentity(callingIdentity);
@@ -168,11 +220,11 @@
         return UserHandle.getUserId(Binder.getCallingUid());
     }
 
-    private ServiceConnection getServiceConnection(
+    private ServiceConnection createServiceConnection(
             final AssociationRequest request,
             final IFindDeviceCallback findDeviceCallback,
             final String callingPackage) {
-        return new ServiceConnection() {
+        mServiceConnection = new ServiceConnection() {
             @Override
             public void onServiceConnected(ComponentName name, IBinder service) {
                 if (DEBUG) {
@@ -180,6 +232,14 @@
                             "onServiceConnected(name = " + name + ", service = "
                                     + service + ")");
                 }
+                mFindDeviceCallback = findDeviceCallback;
+                try {
+                    mFindDeviceCallback.asBinder().linkToDeath(
+                            CompanionDeviceManagerService.this, 0);
+                } catch (RemoteException e) {
+                    handleBinderDied();
+                    return;
+                }
                 try {
                     ICompanionDeviceDiscoveryService.Stub
                             .asInterface(service)
@@ -198,6 +258,7 @@
                 if (DEBUG) Slog.i(LOG_TAG, "onServiceDisconnected(name = " + name + ")");
             }
         };
+        return mServiceConnection;
     }
 
     private ICompanionDeviceDiscoveryServiceCallback.Stub getServiceCallback() {
diff --git a/services/usage/java/com/android/server/usage/UsageStatsDatabase.java b/services/usage/java/com/android/server/usage/UsageStatsDatabase.java
index 1b28db7..e55e073 100644
--- a/services/usage/java/com/android/server/usage/UsageStatsDatabase.java
+++ b/services/usage/java/com/android/server/usage/UsageStatsDatabase.java
@@ -20,6 +20,7 @@
 import android.app.usage.UsageStats;
 import android.app.usage.UsageStatsManager;
 import android.os.Build;
+import android.os.SystemProperties;
 import android.util.AtomicFile;
 import android.util.Slog;
 import android.util.TimeUtils;
@@ -56,6 +57,9 @@
     private static final boolean DEBUG = UsageStatsService.DEBUG;
     private static final String BAK_SUFFIX = ".bak";
     private static final String CHECKED_IN_SUFFIX = UsageStatsXml.CHECKED_IN_SUFFIX;
+    private static final String RETENTION_LEN_KEY = "ro.usagestats.chooser.retention";
+    private static final int SELECTION_LOG_RETENTION_LEN =
+            SystemProperties.getInt(RETENTION_LEN_KEY, 14);
 
     private final Object mLock = new Object();
     private final File[] mIntervalDirs;
@@ -504,7 +508,7 @@
                     mCal.getTimeInMillis());
 
             mCal.setTimeInMillis(currentTimeMillis);
-            mCal.addDays(-14);
+            mCal.addDays(-SELECTION_LOG_RETENTION_LEN);
             for (int i = 0; i < mIntervalDirs.length; ++i) {
                 pruneChooserCountsOlderThan(mIntervalDirs[i], mCal.getTimeInMillis());
             }