Merge "Removing PiP notification channel." into oc-dev
diff --git a/api/current.txt b/api/current.txt
index 22082db..9b6227f 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -696,6 +696,7 @@
     field public static final int hyphenationFrequency = 16843998; // 0x10104de
     field public static final int icon = 16842754; // 0x1010002
     field public static final int iconPreview = 16843337; // 0x1010249
+    field public static final int iconSpaceReserved = 16844132; // 0x1010564
     field public static final int iconTint = 16844129; // 0x1010561
     field public static final int iconTintMode = 16844130; // 0x1010562
     field public static final int iconifiedByDefault = 16843514; // 0x10102fa
@@ -20890,7 +20891,8 @@
     method public int getContentType();
     method public int getFlags();
     method public int getUsage();
-    method public static int getVolumeControlStream(android.media.AudioAttributes);
+    method public static deprecated int getVolumeControlStream(android.media.AudioAttributes);
+    method public int getVolumeControlStream();
     method public void writeToParcel(android.os.Parcel, int);
     field public static final int CONTENT_TYPE_MOVIE = 3; // 0x3
     field public static final int CONTENT_TYPE_MUSIC = 2; // 0x2
@@ -32047,6 +32049,7 @@
     method public int getWidgetLayoutResource();
     method public boolean hasKey();
     method public boolean isEnabled();
+    method public boolean isIconSpaceReserved();
     method public boolean isPersistent();
     method public boolean isRecycleEnabled();
     method public boolean isSelectable();
@@ -32081,6 +32084,7 @@
     method public void setFragment(java.lang.String);
     method public void setIcon(android.graphics.drawable.Drawable);
     method public void setIcon(int);
+    method public void setIconSpaceReserved(boolean);
     method public void setIntent(android.content.Intent);
     method public void setKey(java.lang.String);
     method public void setLayoutResource(int);
@@ -41078,9 +41082,9 @@
   public static final class FontConfig.Font implements android.os.Parcelable {
     method public int describeContents();
     method public android.text.FontConfig.Axis[] getAxes();
-    method public android.os.ParcelFileDescriptor getFd();
     method public java.lang.String getFontName();
     method public int getTtcIndex();
+    method public android.net.Uri getUri();
     method public int getWeight();
     method public boolean isItalic();
     method public void writeToParcel(android.os.Parcel, int);
@@ -48827,6 +48831,7 @@
     method public int getRendererRequestedPriority();
     method public deprecated float getScale();
     method public android.webkit.WebSettings getSettings();
+    method public android.view.textclassifier.TextClassifier getTextClassifier();
     method public java.lang.String getTitle();
     method public java.lang.String getUrl();
     method public android.webkit.WebChromeClient getWebChromeClient();
@@ -48873,6 +48878,7 @@
     method public void setNetworkAvailable(boolean);
     method public deprecated void setPictureListener(android.webkit.WebView.PictureListener);
     method public void setRendererPriorityPolicy(int, boolean);
+    method public void setTextClassifier(android.view.textclassifier.TextClassifier);
     method public deprecated void setVerticalScrollbarOverlay(boolean);
     method public void setWebChromeClient(android.webkit.WebChromeClient);
     method public static void setWebContentsDebuggingEnabled(boolean);
diff --git a/api/system-current.txt b/api/system-current.txt
index 2ad32f2..515cf97 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -810,6 +810,7 @@
     field public static final int hyphenationFrequency = 16843998; // 0x10104de
     field public static final int icon = 16842754; // 0x1010002
     field public static final int iconPreview = 16843337; // 0x1010249
+    field public static final int iconSpaceReserved = 16844132; // 0x1010564
     field public static final int iconTint = 16844129; // 0x1010561
     field public static final int iconTintMode = 16844130; // 0x1010562
     field public static final int iconifiedByDefault = 16843514; // 0x10102fa
@@ -22626,7 +22627,8 @@
     method public int getContentType();
     method public int getFlags();
     method public int getUsage();
-    method public static int getVolumeControlStream(android.media.AudioAttributes);
+    method public static deprecated int getVolumeControlStream(android.media.AudioAttributes);
+    method public int getVolumeControlStream();
     method public void writeToParcel(android.os.Parcel, int);
     field public static final int CONTENT_TYPE_MOVIE = 3; // 0x3
     field public static final int CONTENT_TYPE_MUSIC = 2; // 0x2
@@ -34892,6 +34894,7 @@
     method public int getWidgetLayoutResource();
     method public boolean hasKey();
     method public boolean isEnabled();
+    method public boolean isIconSpaceReserved();
     method public boolean isPersistent();
     method public boolean isRecycleEnabled();
     method public boolean isSelectable();
@@ -34926,6 +34929,7 @@
     method public void setFragment(java.lang.String);
     method public void setIcon(android.graphics.drawable.Drawable);
     method public void setIcon(int);
+    method public void setIconSpaceReserved(boolean);
     method public void setIntent(android.content.Intent);
     method public void setKey(java.lang.String);
     method public void setLayoutResource(int);
@@ -44532,9 +44536,9 @@
   public static final class FontConfig.Font implements android.os.Parcelable {
     method public int describeContents();
     method public android.text.FontConfig.Axis[] getAxes();
-    method public android.os.ParcelFileDescriptor getFd();
     method public java.lang.String getFontName();
     method public int getTtcIndex();
+    method public android.net.Uri getUri();
     method public int getWeight();
     method public boolean isItalic();
     method public void writeToParcel(android.os.Parcel, int);
@@ -52378,6 +52382,7 @@
     method public int getRendererRequestedPriority();
     method public deprecated float getScale();
     method public android.webkit.WebSettings getSettings();
+    method public android.view.textclassifier.TextClassifier getTextClassifier();
     method public java.lang.String getTitle();
     method public java.lang.String getUrl();
     method public android.webkit.WebChromeClient getWebChromeClient();
@@ -52425,6 +52430,7 @@
     method public void setNetworkAvailable(boolean);
     method public deprecated void setPictureListener(android.webkit.WebView.PictureListener);
     method public void setRendererPriorityPolicy(int, boolean);
+    method public void setTextClassifier(android.view.textclassifier.TextClassifier);
     method public deprecated void setVerticalScrollbarOverlay(boolean);
     method public void setWebChromeClient(android.webkit.WebChromeClient);
     method public static void setWebContentsDebuggingEnabled(boolean);
@@ -52666,6 +52672,7 @@
     method public abstract float getScale();
     method public abstract android.webkit.WebViewProvider.ScrollDelegate getScrollDelegate();
     method public abstract android.webkit.WebSettings getSettings();
+    method public default android.view.textclassifier.TextClassifier getTextClassifier();
     method public abstract java.lang.String getTitle();
     method public abstract java.lang.String getTouchIconUrl();
     method public abstract java.lang.String getUrl();
@@ -52718,6 +52725,7 @@
     method public abstract void setNetworkAvailable(boolean);
     method public abstract void setPictureListener(android.webkit.WebView.PictureListener);
     method public abstract void setRendererPriorityPolicy(int, boolean);
+    method public default void setTextClassifier(android.view.textclassifier.TextClassifier);
     method public abstract void setVerticalScrollbarOverlay(boolean);
     method public abstract void setWebChromeClient(android.webkit.WebChromeClient);
     method public abstract void setWebViewClient(android.webkit.WebViewClient);
diff --git a/api/test-current.txt b/api/test-current.txt
index 7d96895..051e2e6 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -696,6 +696,7 @@
     field public static final int hyphenationFrequency = 16843998; // 0x10104de
     field public static final int icon = 16842754; // 0x1010002
     field public static final int iconPreview = 16843337; // 0x1010249
+    field public static final int iconSpaceReserved = 16844132; // 0x1010564
     field public static final int iconTint = 16844129; // 0x1010561
     field public static final int iconTintMode = 16844130; // 0x1010562
     field public static final int iconifiedByDefault = 16843514; // 0x10102fa
@@ -21003,7 +21004,8 @@
     method public int getContentType();
     method public int getFlags();
     method public int getUsage();
-    method public static int getVolumeControlStream(android.media.AudioAttributes);
+    method public static deprecated int getVolumeControlStream(android.media.AudioAttributes);
+    method public int getVolumeControlStream();
     method public void writeToParcel(android.os.Parcel, int);
     field public static final int CONTENT_TYPE_MOVIE = 3; // 0x3
     field public static final int CONTENT_TYPE_MUSIC = 2; // 0x2
@@ -32184,6 +32186,7 @@
     method public int getWidgetLayoutResource();
     method public boolean hasKey();
     method public boolean isEnabled();
+    method public boolean isIconSpaceReserved();
     method public boolean isPersistent();
     method public boolean isRecycleEnabled();
     method public boolean isSelectable();
@@ -32218,6 +32221,7 @@
     method public void setFragment(java.lang.String);
     method public void setIcon(android.graphics.drawable.Drawable);
     method public void setIcon(int);
+    method public void setIconSpaceReserved(boolean);
     method public void setIntent(android.content.Intent);
     method public void setKey(java.lang.String);
     method public void setLayoutResource(int);
@@ -41285,9 +41289,9 @@
   public static final class FontConfig.Font implements android.os.Parcelable {
     method public int describeContents();
     method public android.text.FontConfig.Axis[] getAxes();
-    method public android.os.ParcelFileDescriptor getFd();
     method public java.lang.String getFontName();
     method public int getTtcIndex();
+    method public android.net.Uri getUri();
     method public int getWeight();
     method public boolean isItalic();
     method public void writeToParcel(android.os.Parcel, int);
@@ -49210,6 +49214,7 @@
     method public int getRendererRequestedPriority();
     method public deprecated float getScale();
     method public android.webkit.WebSettings getSettings();
+    method public android.view.textclassifier.TextClassifier getTextClassifier();
     method public java.lang.String getTitle();
     method public java.lang.String getUrl();
     method public android.webkit.WebChromeClient getWebChromeClient();
@@ -49256,6 +49261,7 @@
     method public void setNetworkAvailable(boolean);
     method public deprecated void setPictureListener(android.webkit.WebView.PictureListener);
     method public void setRendererPriorityPolicy(int, boolean);
+    method public void setTextClassifier(android.view.textclassifier.TextClassifier);
     method public deprecated void setVerticalScrollbarOverlay(boolean);
     method public void setWebChromeClient(android.webkit.WebChromeClient);
     method public static void setWebContentsDebuggingEnabled(boolean);
diff --git a/core/java/android/preference/Preference.java b/core/java/android/preference/Preference.java
index 4d14277..d3adce7 100644
--- a/core/java/android/preference/Preference.java
+++ b/core/java/android/preference/Preference.java
@@ -83,6 +83,7 @@
  * @attr ref android.R.styleable#Preference_shouldDisableView
  * @attr ref android.R.styleable#Preference_recycleEnabled
  * @attr ref android.R.styleable#Preference_singleLineTitle
+ * @attr ref android.R.styleable#Preference_iconSpaceReserved
  */
 public class Preference implements Comparable<Preference> {
     /**
@@ -135,6 +136,7 @@
     private boolean mParentDependencyMet = true;
     private boolean mRecycleEnabled = true;
     private boolean mSingleLineTitle = true;
+    private boolean mIconSpaceReserved;
 
     /**
      * @see #setShouldDisableView(boolean)
@@ -302,7 +304,11 @@
                 case com.android.internal.R.styleable.Preference_singleLineTitle:
                     mSingleLineTitle = a.getBoolean(attr, mSingleLineTitle);
                     break;
-            }
+
+                case com.android.internal.R.styleable.Preference_iconSpaceReserved:
+                    mIconSpaceReserved = a.getBoolean(attr, mIconSpaceReserved);
+                    break;
+           }
         }
         a.recycle();
     }
@@ -631,7 +637,11 @@
                     imageView.setImageDrawable(mIcon);
                 }
             }
-            imageView.setVisibility(mIcon != null ? View.VISIBLE : View.GONE);
+            if (mIcon != null) {
+                imageView.setVisibility(View.VISIBLE);
+            } else {
+                imageView.setVisibility(mIconSpaceReserved ? View.INVISIBLE : View.GONE);
+            }
         }
 
         final View imageFrame = view.findViewById(com.android.internal.R.id.icon_frame);
@@ -931,6 +941,25 @@
     }
 
     /**
+     * Sets whether to reserve the space of this Preference icon view when no icon is provided.
+     *
+     * @param iconSpaceReserved set {@code true} if the space for the icon view should be reserved
+     */
+    public void setIconSpaceReserved(boolean iconSpaceReserved) {
+        mIconSpaceReserved = iconSpaceReserved;
+        notifyChanged();
+    }
+
+    /**
+     * Gets whether the space this preference icon view is reserved.
+     *
+     * @see #setIconSpaceReserved(boolean)
+     * @return {@code true} if the space of this preference icon view is reserved
+     */
+    public boolean isIconSpaceReserved() {
+        return mIconSpaceReserved;
+    }
+    /**
      * Returns a unique ID for this Preference.  This ID should be unique across all
      * Preference objects in a hierarchy.
      *
diff --git a/core/java/android/text/FontConfig.java b/core/java/android/text/FontConfig.java
index 70f9bdd..14d3ad7 100644
--- a/core/java/android/text/FontConfig.java
+++ b/core/java/android/text/FontConfig.java
@@ -22,13 +22,11 @@
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.graphics.FontListParser;
+import android.net.Uri;
 import android.os.Parcel;
-import android.os.ParcelFileDescriptor;
 import android.os.Parcelable;
 
-import java.io.IOException;
 import java.lang.annotation.Retention;
-import java.util.Arrays;
 
 
 /**
@@ -44,20 +42,6 @@
     }
 
     /**
-     * For duplicating file descriptors.
-     *
-     * Note that this copy constructor can not be usable for deep copy.
-     * @hide
-     */
-    public FontConfig(@NonNull FontConfig config) {
-        mFamilies = new Family[config.mFamilies.length];
-        for (int i = 0; i < config.mFamilies.length; ++i) {
-            mFamilies[i] = new Family(config.mFamilies[i]);
-        }
-        mAliases = Arrays.copyOf(config.mAliases, config.mAliases.length);
-    }
-
-    /**
      * Returns the ordered list of families included in the system fonts.
      */
     public @NonNull Family[] getFamilies() {
@@ -174,7 +158,7 @@
         private final @NonNull Axis[] mAxes;
         private final int mWeight;
         private final boolean mIsItalic;
-        private @Nullable ParcelFileDescriptor mFd;
+        private Uri mUri;
 
         /**
          * @hide
@@ -186,29 +170,6 @@
             mAxes = axes;
             mWeight = weight;
             mIsItalic = isItalic;
-            mFd = null;
-        }
-
-        /**
-         * This is for duplicating FileDescriptors.
-         *
-         * Note that this copy ctor doesn't deep copy the members.
-         *
-         * @hide
-         */
-        public Font(Font origin) {
-            mFontName = origin.mFontName;
-            mTtcIndex = origin.mTtcIndex;
-            mAxes = origin.mAxes;
-            mWeight = origin.mWeight;
-            mIsItalic = origin.mIsItalic;
-            if (origin.mFd != null) {
-                try {
-                    mFd = origin.mFd.dup();
-                } catch (IOException e) {
-                    e.printStackTrace();
-                }
-            }
         }
 
         /**
@@ -247,17 +208,20 @@
         }
 
         /**
-         * Returns a file descriptor to access the specified font. This should be closed after use.
+         * Returns the content uri associated to this font.
+         *
+         * You can reach to the font contents by calling {@link
+         * android.content.ContentResolver#openInputStream}.
          */
-        public @Nullable ParcelFileDescriptor getFd() {
-            return mFd;
+        public @Nullable Uri getUri() {
+            return mUri;
         }
 
         /**
          * @hide
          */
-        public void setFd(@NonNull ParcelFileDescriptor fd) {
-            mFd = fd;
+        public void setUri(@NonNull Uri uri) {
+            mUri = uri;
         }
 
         /**
@@ -269,11 +233,7 @@
             mAxes = in.createTypedArray(Axis.CREATOR);
             mWeight = in.readInt();
             mIsItalic = in.readInt() == 1;
-            if (in.readInt() == 1) { /* has FD */
-                mFd = ParcelFileDescriptor.CREATOR.createFromParcel(in);
-            } else {
-                mFd = null;
-            }
+            mUri = in.readTypedObject(Uri.CREATOR);
         }
 
         @Override
@@ -283,10 +243,7 @@
             out.writeTypedArray(mAxes, flag);
             out.writeInt(mWeight);
             out.writeInt(mIsItalic ? 1 : 0);
-            out.writeInt(mFd == null ? 0 : 1);
-            if (mFd != null) {
-                mFd.writeToParcel(out, flag);
-            }
+            out.writeTypedObject(mUri, flag);
         }
 
         @Override
@@ -425,22 +382,6 @@
         }
 
         /**
-         * For duplicating file descriptor underlying Font object.
-         *
-         * This copy constructor is not for deep copying.
-         * @hide
-         */
-        public Family(Family origin) {
-            mName = origin.mName;
-            mLanguage = origin.mLanguage;
-            mVariant = origin.mVariant;
-            mFonts = new Font[origin.mFonts.length];
-            for (int i = 0; i < origin.mFonts.length; ++i) {
-                mFonts[i] = new Font(origin.mFonts[i]);
-            }
-        }
-
-        /**
          * Returns the name given by the system to this font family.
          */
         public @Nullable String getName() {
diff --git a/core/java/android/view/SurfaceView.java b/core/java/android/view/SurfaceView.java
index e590739..076b33c 100644
--- a/core/java/android/view/SurfaceView.java
+++ b/core/java/android/view/SurfaceView.java
@@ -137,7 +137,10 @@
                 } break;
                 case DRAW_FINISHED_MSG: {
                     mDrawFinished = true;
-                    invalidate();
+                    if (mAttachedToWindow) {
+                        notifyDrawFinished();
+                        invalidate();
+                    }
                 } break;
             }
         }
@@ -188,9 +191,12 @@
     private Translator mTranslator;
 
     private boolean mGlobalListenersAdded;
+    private boolean mAttachedToWindow;
 
     private int mSurfaceFlags = SurfaceControl.HIDDEN;
 
+    private int mPendingReportDraws;
+
     public SurfaceView(Context context) {
         this(context, null);
     }
@@ -227,6 +233,7 @@
         mViewVisibility = getVisibility() == VISIBLE;
         mRequestedVisible = mViewVisibility && mWindowVisibility;
 
+        mAttachedToWindow = true;
         if (!mGlobalListenersAdded) {
             ViewTreeObserver observer = getViewTreeObserver();
             observer.addOnScrollChangedListener(mScrollChangedListener);
@@ -261,8 +268,17 @@
         updateSurface();
     }
 
+    void notifyDrawFinished() {
+        ViewRootImpl viewRoot = getViewRootImpl();
+        if (viewRoot != null) {
+            viewRoot.pendingDrawFinished();
+        }
+        mPendingReportDraws--;
+    }
+
     @Override
     protected void onDetachedFromWindow() {
+        mAttachedToWindow = false;
         if (mGlobalListenersAdded) {
             ViewTreeObserver observer = getViewTreeObserver();
             observer.removeOnScrollChangedListener(mScrollChangedListener);
@@ -270,6 +286,10 @@
             mGlobalListenersAdded = false;
         }
 
+        while (mPendingReportDraws > 0) {
+            notifyDrawFinished();
+        }
+
         mRequestedVisible = false;
 
         updateSurface();
@@ -618,6 +638,9 @@
                             if (callbacks == null) {
                                 callbacks = getSurfaceCallbacks();
                             }
+
+                            mPendingReportDraws++;
+                            viewRoot.drawPending();
                             SurfaceCallbackHelper sch =
                                     new SurfaceCallbackHelper(this::onDrawFinished);
                             sch.dispatchSurfaceRedrawNeededAsync(mSurfaceHolder, callbacks);
diff --git a/core/java/android/view/View.java b/core/java/android/view/View.java
index 3f52a9d..e924f77 100644
--- a/core/java/android/view/View.java
+++ b/core/java/android/view/View.java
@@ -61,6 +61,7 @@
 import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
 import android.hardware.display.DisplayManagerGlobal;
+import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
@@ -4170,14 +4171,14 @@
     /**
      * When this flag is used with {@link #DRAG_FLAG_GLOBAL}, the drag recipient will be able to
      * request read access to the content URI(s) contained in the {@link ClipData} object.
-     * @see android.content.Intent.FLAG_GRANT_READ_URI_PERMISSION
+     * @see android.content.Intent#FLAG_GRANT_READ_URI_PERMISSION
      */
     public static final int DRAG_FLAG_GLOBAL_URI_READ = Intent.FLAG_GRANT_READ_URI_PERMISSION;
 
     /**
      * When this flag is used with {@link #DRAG_FLAG_GLOBAL}, the drag recipient will be able to
      * request write access to the content URI(s) contained in the {@link ClipData} object.
-     * @see android.content.Intent.FLAG_GRANT_WRITE_URI_PERMISSION
+     * @see android.content.Intent#FLAG_GRANT_WRITE_URI_PERMISSION
      */
     public static final int DRAG_FLAG_GLOBAL_URI_WRITE = Intent.FLAG_GRANT_WRITE_URI_PERMISSION;
 
@@ -4185,8 +4186,8 @@
      * When this flag is used with {@link #DRAG_FLAG_GLOBAL_URI_READ} and/or {@link
      * #DRAG_FLAG_GLOBAL_URI_WRITE}, the URI permission grant can be persisted across device
      * reboots until explicitly revoked with
-     * {@link android.content.Context#revokeUriPermission(Uri,int) Context.revokeUriPermission}.
-     * @see android.content.Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION
+     * {@link android.content.Context#revokeUriPermission(Uri, int)} Context.revokeUriPermission}.
+     * @see android.content.Intent#FLAG_GRANT_PERSISTABLE_URI_PERMISSION
      */
     public static final int DRAG_FLAG_GLOBAL_PERSISTABLE_URI_PERMISSION =
             Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION;
@@ -4195,7 +4196,7 @@
      * When this flag is used with {@link #DRAG_FLAG_GLOBAL_URI_READ} and/or {@link
      * #DRAG_FLAG_GLOBAL_URI_WRITE}, the URI permission grant applies to any URI that is a prefix
      * match against the original granted URI.
-     * @see android.content.Intent.FLAG_GRANT_PREFIX_URI_PERMISSION
+     * @see android.content.Intent#FLAG_GRANT_PREFIX_URI_PERMISSION
      */
     public static final int DRAG_FLAG_GLOBAL_PREFIX_URI_PERMISSION =
             Intent.FLAG_GRANT_PREFIX_URI_PERMISSION;
@@ -7895,7 +7896,7 @@
      * @param arguments A {@link Bundle} holding any arguments relevant for this request. May be
      *                  {@code null} if the service provided no arguments.
      *
-     * @see AccessibilityNodeInfo#setExtraAvailableData
+     * @see AccessibilityNodeInfo#setAvailableExtraData(List)
      */
     public void addExtraDataToAccessibilityNodeInfo(
             @NonNull AccessibilityNodeInfo info, @NonNull String extraDataKey,
@@ -9839,7 +9840,7 @@
      * Focus gets restored for a view hierarchy when the root of the hierarchy gets added to a
      * window or serves as a target of cluster navigation.
      *
-     * @see #restoreDefaultFocus(int)
+     * @see #restoreDefaultFocus()
      *
      * @return {@code true} if this view is the default-focus view, {@code false} otherwise
      * @attr ref android.R.styleable#View_focusedByDefault
@@ -9859,7 +9860,7 @@
      * @param isFocusedByDefault {@code true} to set this view as the default-focus view,
      *                           {@code false} otherwise.
      *
-     * @see #restoreDefaultFocus(int)
+     * @see #restoreDefaultFocus()
      *
      * @attr ref android.R.styleable#View_focusedByDefault
      */
diff --git a/core/java/android/view/ViewRootImpl.java b/core/java/android/view/ViewRootImpl.java
index cf52c60..6ec4a2b 100644
--- a/core/java/android/view/ViewRootImpl.java
+++ b/core/java/android/view/ViewRootImpl.java
@@ -2704,8 +2704,40 @@
         }
     }
 
-    private void onDrawFinished() {
+    /**
+     * A count of the number of calls to pendingDrawFinished we
+     * require to notify the WM drawing is complete.
+     *
+     * This starts at 1, for the ViewRootImpl surface itself.
+     * Subsurfaces may debt the value with drawPending.
+     */
+    int mDrawsNeededToReport = 1;
+
+    /**
+     * Delay notifying WM of draw finished until
+     * a balanced call to pendingDrawFinished.
+     */
+    void drawPending() {
+        mDrawsNeededToReport++;
+    }
+
+    void pendingDrawFinished() {
+        if (mDrawsNeededToReport == 0) {
+            throw new RuntimeException("Unbalanced drawPending/pendingDrawFinished calls");
+        }
+        mDrawsNeededToReport--;
+        if (mDrawsNeededToReport == 0) {
+            reportDrawFinished();
+        }
+    }
+
+    private void postDrawFinished() {
+        mHandler.sendEmptyMessage(MSG_DRAW_FINISHED);
+    }
+
+    private void reportDrawFinished() {
         try {
+            mDrawsNeededToReport = 1;
             mWindowSession.finishDrawing(mWindow);
         } catch (RemoteException e) {
             // Have fun!
@@ -2762,15 +2794,12 @@
             }
 
             if (mSurfaceHolder != null && mSurface.isValid()) {
-                SurfaceCallbackHelper sch = new SurfaceCallbackHelper(this::onDrawFinished);
+                SurfaceCallbackHelper sch = new SurfaceCallbackHelper(this::postDrawFinished);
                 SurfaceHolder.Callback callbacks[] = mSurfaceHolder.getCallbacks();
 
                 sch.dispatchSurfaceRedrawNeededAsync(mSurfaceHolder, callbacks);
             } else {
-                try {
-                    mWindowSession.finishDrawing(mWindow);
-                } catch (RemoteException e) {
-                }
+                pendingDrawFinished();
             }
         }
     }
@@ -3576,6 +3605,7 @@
     private final static int MSG_REQUEST_KEYBOARD_SHORTCUTS = 26;
     private final static int MSG_UPDATE_POINTER_ICON = 27;
     private final static int MSG_POINTER_CAPTURE_CHANGED = 28;
+    private final static int MSG_DRAW_FINISHED = 29;
 
     final class ViewRootHandler extends Handler {
         @Override
@@ -3627,6 +3657,8 @@
                     return "MSG_UPDATE_POINTER_ICON";
                 case MSG_POINTER_CAPTURE_CHANGED:
                     return "MSG_POINTER_CAPTURE_CHANGED";
+                case MSG_DRAW_FINISHED:
+                    return "MSG_DRAW_FINISHED";
             }
             return super.getMessageName(message);
         }
@@ -3902,6 +3934,9 @@
                 final boolean hasCapture = msg.arg1 != 0;
                 handlePointerCaptureChanged(hasCapture);
             } break;
+            case MSG_DRAW_FINISHED: {
+                pendingDrawFinished();
+            } break;
             }
         }
     }
diff --git a/core/java/android/webkit/WebView.java b/core/java/android/webkit/WebView.java
index c2b4138..bc49123 100644
--- a/core/java/android/webkit/WebView.java
+++ b/core/java/android/webkit/WebView.java
@@ -18,6 +18,7 @@
 
 import android.annotation.IntDef;
 import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.annotation.SystemApi;
 import android.annotation.Widget;
 import android.content.Context;
@@ -58,6 +59,7 @@
 import android.view.accessibility.AccessibilityNodeProvider;
 import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputConnection;
+import android.view.textclassifier.TextClassifier;
 import android.widget.AbsoluteLayout;
 
 import java.io.BufferedWriter;
@@ -2249,6 +2251,23 @@
     public boolean getRendererPriorityWaivedWhenNotVisible() {
         return mProvider.getRendererPriorityWaivedWhenNotVisible();
     }
+
+    /**
+     * Sets the {@link TextClassifier} for this WebView.
+     */
+    public void setTextClassifier(@Nullable TextClassifier textClassifier) {
+        mProvider.setTextClassifier(textClassifier);
+    }
+
+    /**
+     * Returns the {@link TextClassifier} used by this WebView.
+     * If no TextClassifier has been set, this WebView uses the default set by the system.
+     */
+    @NonNull
+    public TextClassifier getTextClassifier() {
+        return mProvider.getTextClassifier();
+    }
+
     //-------------------------------------------------------------------------
     // Interface for WebView providers
     //-------------------------------------------------------------------------
diff --git a/core/java/android/webkit/WebViewProvider.java b/core/java/android/webkit/WebViewProvider.java
index 5724a9b..aa1ffa2 100644
--- a/core/java/android/webkit/WebViewProvider.java
+++ b/core/java/android/webkit/WebViewProvider.java
@@ -16,6 +16,8 @@
 
 package android.webkit;
 
+import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.annotation.SystemApi;
 import android.content.res.Configuration;
 import android.content.Intent;
@@ -41,6 +43,7 @@
 import android.view.accessibility.AccessibilityNodeProvider;
 import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputConnection;
+import android.view.textclassifier.TextClassifier;
 import android.webkit.WebView.HitTestResult;
 import android.webkit.WebView.PictureListener;
 import android.webkit.WebView.VisualStateCallback;
@@ -275,6 +278,12 @@
 
     public boolean getRendererPriorityWaivedWhenNotVisible();
 
+    @SuppressWarnings("unused")
+    public default void setTextClassifier(@Nullable TextClassifier textClassifier) {}
+
+    @NonNull
+    public default TextClassifier getTextClassifier() { return TextClassifier.NO_OP; }
+
     //-------------------------------------------------------------------------
     // Provider internal methods
     //-------------------------------------------------------------------------
diff --git a/core/java/android/widget/AbsListView.java b/core/java/android/widget/AbsListView.java
index 1937187..99b91bd 100644
--- a/core/java/android/widget/AbsListView.java
+++ b/core/java/android/widget/AbsListView.java
@@ -6873,9 +6873,11 @@
                     mTransientStateViews.put(position, scrap);
                 } else {
                     // Otherwise, we'll have to remove the view and start over.
+                    clearScrapForRebind(scrap);
                     getSkippedScrap().add(scrap);
                 }
             } else {
+                clearScrapForRebind(scrap);
                 if (mViewTypeCount == 1) {
                     mCurrentScrap.add(scrap);
                 } else {
@@ -7098,12 +7100,12 @@
                         }
                     } else if (params.scrappedFromPosition == position) {
                         final View scrap = scrapViews.remove(i);
-                        clearAccessibilityFromScrap(scrap);
+                        clearScrapForRebind(scrap);
                         return scrap;
                     }
                 }
                 final View scrap = scrapViews.remove(size - 1);
-                clearAccessibilityFromScrap(scrap);
+                clearScrapForRebind(scrap);
                 return scrap;
             } else {
                 return null;
@@ -7117,7 +7119,7 @@
             }
         }
 
-        private void clearAccessibilityFromScrap(View view) {
+        private void clearScrapForRebind(View view) {
             view.clearAccessibilityFocus();
             view.setAccessibilityDelegate(null);
         }
diff --git a/core/java/android/widget/ListView.java b/core/java/android/widget/ListView.java
index 1c0c4ef..12e35a1 100644
--- a/core/java/android/widget/ListView.java
+++ b/core/java/android/widget/ListView.java
@@ -1639,7 +1639,7 @@
                     final View focusChild = getAccessibilityFocusedChild(focusHost);
                     if (focusChild != null) {
                         if (!dataChanged || isDirectChildHeaderOrFooter(focusChild)
-                                || focusChild.hasTransientState() || mAdapterHasStableIds) {
+                                || (focusChild.hasTransientState() && mAdapterHasStableIds)) {
                             // The views won't be changing, so try to maintain
                             // focus on the current host and virtual view.
                             accessibilityFocusLayoutRestoreView = focusHost;
diff --git a/core/res/res/values/attrs.xml b/core/res/res/values/attrs.xml
index 995f2c3..a3b2705 100644
--- a/core/res/res/values/attrs.xml
+++ b/core/res/res/values/attrs.xml
@@ -7226,6 +7226,10 @@
         <!-- Whether to use single line for the preference title text. By default, preference title
              will be constrained to one line, so the default value of this attribute is true. -->
         <attr name="singleLineTitle" format="boolean" />
+        <!-- Whether the space for the preference icon view will be reserved. By default, preference
+             icon view visibility will be set to GONE when there is no icon provided, so the default
+             value of this attribute is false. -->
+        <attr name="iconSpaceReserved" format="boolean" />
     </declare-styleable>
 
     <!-- Base attributes available to CheckBoxPreference. -->
diff --git a/core/res/res/values/public.xml b/core/res/res/values/public.xml
index 876d44d..6e20208 100644
--- a/core/res/res/values/public.xml
+++ b/core/res/res/values/public.xml
@@ -2813,6 +2813,7 @@
         <public name="iconTint" />
         <public name="iconTintMode" />
         <public name="maxAspectRatio"/>
+        <public name="iconSpaceReserved"/>
     </public-group>
 
     <public-group type="style" first-id="0x010302e0">
diff --git a/graphics/java/android/graphics/FontListParser.java b/graphics/java/android/graphics/FontListParser.java
index b78df34..ff9f11d 100644
--- a/graphics/java/android/graphics/FontListParser.java
+++ b/graphics/java/android/graphics/FontListParser.java
@@ -189,9 +189,8 @@
                 skip(parser);
             }
         }
-        String fullFilename = "/system/fonts/" +
-                FILENAME_WHITESPACE_PATTERN.matcher(filename).replaceAll("");
-        return new FontConfig.Font(fullFilename, index,
+        String sanitizedName = FILENAME_WHITESPACE_PATTERN.matcher(filename).replaceAll("");
+        return new FontConfig.Font(sanitizedName, index,
                 axes.toArray(new FontConfig.Axis[axes.size()]), weight, isItalic);
     }
 
diff --git a/graphics/java/android/graphics/Typeface.java b/graphics/java/android/graphics/Typeface.java
index 228d950..8c3a2e8 100644
--- a/graphics/java/android/graphics/Typeface.java
+++ b/graphics/java/android/graphics/Typeface.java
@@ -1003,21 +1003,22 @@
             Map<String, ByteBuffer> bufferForPath) {
         FontFamily fontFamily = new FontFamily(family.getLanguage(), family.getVariant());
         for (FontConfig.Font font : family.getFonts()) {
-            ByteBuffer fontBuffer = bufferForPath.get(font.getFontName());
+            String fullPathName = "/system/fonts/" + font.getFontName();
+            ByteBuffer fontBuffer = bufferForPath.get(fullPathName);
             if (fontBuffer == null) {
-                try (FileInputStream file = new FileInputStream(font.getFontName())) {
+                try (FileInputStream file = new FileInputStream(fullPathName)) {
                     FileChannel fileChannel = file.getChannel();
                     long fontSize = fileChannel.size();
                     fontBuffer = fileChannel.map(FileChannel.MapMode.READ_ONLY, 0, fontSize);
-                    bufferForPath.put(font.getFontName(), fontBuffer);
+                    bufferForPath.put(fullPathName, fontBuffer);
                 } catch (IOException e) {
-                    Log.e(TAG, "Error mapping font file " + font.getFontName());
+                    Log.e(TAG, "Error mapping font file " + fullPathName);
                     continue;
                 }
             }
             if (!fontFamily.addFontFromBuffer(fontBuffer, font.getTtcIndex(), font.getAxes(),
                     font.getWeight(), font.isItalic() ? Builder.ITALIC : Builder.NORMAL)) {
-                Log.e(TAG, "Error creating font " + font.getFontName() + "#" + font.getTtcIndex());
+                Log.e(TAG, "Error creating font " + fullPathName + "#" + font.getTtcIndex());
             }
         }
         fontFamily.freeze();
diff --git a/media/java/android/media/AudioAttributes.java b/media/java/android/media/AudioAttributes.java
index ce58a9c..77a82ec 100644
--- a/media/java/android/media/AudioAttributes.java
+++ b/media/java/android/media/AudioAttributes.java
@@ -912,6 +912,8 @@
                 return USAGE_UNKNOWN;
         }
     }
+
+    // TODO remove, replaced by non-static API getVolumeControlStream()
     /**
      * Returns the stream type matching the given attributes for volume control.
      * Use this method to derive the stream type needed to configure the volume
@@ -925,6 +927,7 @@
      *     the attributes, or {@link AudioManager#USE_DEFAULT_STREAM_TYPE} if there isn't a direct
      *     match. Note that <code>USE_DEFAULT_STREAM_TYPE</code> is not a valid value
      *     for {@link AudioManager#setStreamVolume(int, int, int)}.
+     * @deprecated use {@link #getVolumeControlStream()}
      */
     public static int getVolumeControlStream(@NonNull AudioAttributes aa) {
         if (aa == null) {
@@ -934,6 +937,24 @@
     }
 
     /**
+     * Returns the stream type matching this {@code AudioAttributes} instance for volume control.
+     * Use this method to derive the stream type needed to configure the volume
+     * control slider in an {@link android.app.Activity} with
+     * {@link android.app.Activity#setVolumeControlStream(int)} for playback conducted with these
+     * attributes.
+     * <BR>Do not use this method to set the stream type on an audio player object
+     * (e.g. {@link AudioTrack}, {@link MediaPlayer}) as this is deprecated,
+     * use {@code AudioAttributes} instead.
+     * @return a valid stream type for {@code Activity} or stream volume control that matches
+     *     the attributes, or {@link AudioManager#USE_DEFAULT_STREAM_TYPE} if there isn't a direct
+     *     match. Note that {@code USE_DEFAULT_STREAM_TYPE} is not a valid value
+     *     for {@link AudioManager#setStreamVolume(int, int, int)}.
+     */
+    public int getVolumeControlStream() {
+        return toVolumeStreamType(true /*fromGetVolumeControlStream*/, this);
+    }
+
+    /**
      * @hide
      * Only use to get which stream type should be used for volume control, NOT for audio playback
      * (all audio playback APIs are supposed to take AudioAttributes as input parameters)
diff --git a/packages/PrintSpooler/src/com/android/printspooler/model/RemotePrintDocument.java b/packages/PrintSpooler/src/com/android/printspooler/model/RemotePrintDocument.java
index 187e35a..f11a9cd 100644
--- a/packages/PrintSpooler/src/com/android/printspooler/model/RemotePrintDocument.java
+++ b/packages/PrintSpooler/src/com/android/printspooler/model/RemotePrintDocument.java
@@ -113,12 +113,14 @@
                             }
                             // Notify we are done.
                             mState = STATE_UPDATED;
+                            mDocumentInfo.updated = true;
                             notifyUpdateCompleted();
                         }
                     }
                 } else {
                     // We always notify after a write.
                     mState = STATE_UPDATED;
+                    mDocumentInfo.updated = true;
                     notifyUpdateCompleted();
                 }
                 runPendingCommand();
@@ -229,6 +231,7 @@
                   mDocumentInfo, oldAttributes, attributes, preview, mCommandResultCallback);
             scheduleCommand(command);
 
+            mDocumentInfo.updated = false;
             mState = STATE_UPDATING;
         // If no layout in progress and we don't have all pages - schedule a write.
         } else if ((!(mCurrentCommand instanceof LayoutCommand)
@@ -249,6 +252,7 @@
                     mDocumentInfo.fileProvider, mCommandResultCallback);
             scheduleCommand(command);
 
+            mDocumentInfo.updated = false;
             mState = STATE_UPDATING;
         } else {
             willUpdate = false;
@@ -396,7 +400,7 @@
 
     private void notifyUpdateFailed(CharSequence error) {
         if (DEBUG) {
-            Log.i(LOG_TAG, "[CALLING] onUpdateCompleted()");
+            Log.i(LOG_TAG, "[CALLING] notifyUpdateFailed()");
         }
         mUpdateCallbacks.onUpdateFailed(error);
     }
diff --git a/packages/PrintSpooler/src/com/android/printspooler/ui/PrintActivity.java b/packages/PrintSpooler/src/com/android/printspooler/ui/PrintActivity.java
index f6df995..4cce166 100644
--- a/packages/PrintSpooler/src/com/android/printspooler/ui/PrintActivity.java
+++ b/packages/PrintSpooler/src/com/android/printspooler/ui/PrintActivity.java
@@ -491,8 +491,6 @@
 
         setState(STATE_UPDATE_FAILED);
 
-        updateOptionsUi();
-
         mPrintedDocument.kill(message);
     }
 
@@ -502,7 +500,6 @@
                 && canUpdateDocument() && updateDocument(true)) {
             ensurePreviewUiShown();
             setState(STATE_CONFIGURING);
-            updateOptionsUi();
         }
     }
 
@@ -579,7 +576,6 @@
                 updatePrintPreviewController(document.changed);
 
                 setState(STATE_CONFIGURING);
-                updateOptionsUi();
             } break;
         }
     }
@@ -600,8 +596,6 @@
         }
 
         setState(STATE_UPDATE_FAILED);
-
-        updateOptionsUi();
     }
 
     @Override
@@ -734,7 +728,6 @@
             updateOptionsUi();
         } else {
             setState(STATE_CREATE_FILE_FAILED);
-            updateOptionsUi();
             // Calling finish here does not invoke lifecycle callbacks but we
             // update the print job in onPause if finishing, hence post a message.
             mDestinationSpinner.post(new Runnable() {
@@ -958,12 +951,14 @@
                     Log.i(LOG_TAG, "[state]" + state);
                 }
                 mState = state;
+                updateOptionsUi();
             }
         } else {
             if (DEBUG) {
                 Log.i(LOG_TAG, "[state]" + state);
             }
             mState = state;
+            updateOptionsUi();
         }
     }
 
@@ -1230,6 +1225,7 @@
 
         final boolean willUpdate = mPrintedDocument.update(mPrintJob.getAttributes(),
                 pages, preview);
+        updateOptionsUi();
 
         if (willUpdate && !mPrintedDocument.hasLaidOutPages()) {
             // When the update is done we update the print preview.
@@ -1254,7 +1250,6 @@
 
     private void cancelPrint() {
         setState(STATE_PRINT_CANCELED);
-        updateOptionsUi();
         mPrintedDocument.cancel(true);
         doFinish();
     }
@@ -1274,7 +1269,6 @@
     private void confirmPrint() {
         setState(STATE_PRINT_CONFIRMED);
 
-        updateOptionsUi();
         addCurrentPrinterToHistory();
         setUserPrinted();
 
@@ -1629,6 +1623,8 @@
         // Always update the summary.
         updateSummary();
 
+        mDestinationSpinner.setEnabled(!isFinalState(mState));
+
         if (mState == STATE_PRINT_CONFIRMED
                 || mState == STATE_PRINT_COMPLETED
                 || mState == STATE_PRINT_CANCELED
@@ -1636,9 +1632,6 @@
                 || mState == STATE_CREATE_FILE_FAILED
                 || mState == STATE_PRINTER_UNAVAILABLE
                 || mState == STATE_UPDATE_SLOW) {
-            if (mState != STATE_PRINTER_UNAVAILABLE) {
-                mDestinationSpinner.setEnabled(false);
-            }
             disableOptionsUi(isFinalState(mState));
             return;
         }
@@ -1927,7 +1920,7 @@
             mPrintButton.setImageResource(R.drawable.ic_menu_savetopdf);
             mPrintButton.setContentDescription(getString(R.string.savetopdf_button));
         }
-        if (!mPrintedDocument.getDocumentInfo().laidout
+        if (!mPrintedDocument.getDocumentInfo().updated
                 ||(mRangeOptionsSpinner.getSelectedItemPosition() == 1
                 && (TextUtils.isEmpty(mPageRangeEditText.getText()) || hasErrors()))
                 || (mRangeOptionsSpinner.getSelectedItemPosition() == 0
@@ -2048,7 +2041,6 @@
                 updateDocument(false);
             }
             ensurePreviewUiShown();
-            updateOptionsUi();
         }
     }
 
@@ -2058,7 +2050,6 @@
             mPrintedDocument.cancel(false);
             ensureErrorUiShown(getString(R.string.print_error_printer_unavailable),
                     PrintErrorFragment.ACTION_NONE);
-            updateOptionsUi();
         }
     }
 
@@ -3038,7 +3029,6 @@
             if (mState == STATE_UPDATE_SLOW) {
                 setState(STATE_UPDATE_SLOW);
                 ensureProgressUiShown();
-                updateOptionsUi();
 
                 return;
             } else if (mPosted) {
@@ -3080,7 +3070,6 @@
             mPreviousState = mState;
             setState(STATE_UPDATE_SLOW);
             ensureProgressUiShown();
-            updateOptionsUi();
         }
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/pip/phone/PipMenuActivity.java b/packages/SystemUI/src/com/android/systemui/pip/phone/PipMenuActivity.java
index ebda2e8..ec80745 100644
--- a/packages/SystemUI/src/com/android/systemui/pip/phone/PipMenuActivity.java
+++ b/packages/SystemUI/src/com/android/systemui/pip/phone/PipMenuActivity.java
@@ -45,14 +45,12 @@
 import android.os.Messenger;
 import android.os.RemoteException;
 import android.util.Log;
-import android.util.Pair;
 import android.view.LayoutInflater;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewConfiguration;
 import android.view.ViewGroup;
 import android.view.WindowManager.LayoutParams;
-import android.view.accessibility.AccessibilityManager;
 import android.widget.FrameLayout;
 import android.widget.ImageView;
 import android.widget.LinearLayout;
@@ -61,6 +59,7 @@
 import com.android.systemui.R;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
 
 /**
@@ -128,8 +127,9 @@
                     break;
                 case MESSAGE_UPDATE_ACTIONS: {
                     final Bundle data = (Bundle) msg.obj;
-                    setActions(data.getParcelable(EXTRA_STACK_BOUNDS),
-                            ((ParceledListSlice) data.getParcelable(EXTRA_ACTIONS)).getList());
+                    final ParceledListSlice actions = data.getParcelable(EXTRA_ACTIONS);
+                    setActions(data.getParcelable(EXTRA_STACK_BOUNDS), actions != null
+                            ? actions.getList() : Collections.EMPTY_LIST);
                     break;
                 }
                 case MESSAGE_UPDATE_DISMISS_FRACTION: {
@@ -260,6 +260,7 @@
             }
             notifyMenuVisibility(true);
             updateExpandButtonFromBounds(stackBounds, movementBounds);
+            setDecorViewVisibility(true);
             mMenuContainerAnimator = ObjectAnimator.ofFloat(mMenuContainer, View.ALPHA,
                     mMenuContainer.getAlpha(), 1f);
             mMenuContainerAnimator.setInterpolator(Interpolators.ALPHA_IN);
@@ -300,9 +301,7 @@
                     if (animationFinishedRunnable != null) {
                         animationFinishedRunnable.run();
                     }
-                    if (getSystemService(AccessibilityManager.class).isEnabled()) {
-                        finish();
-                    }
+                    setDecorViewVisibility(false);
                 }
             });
             mMenuContainerAnimator.addUpdateListener(mMenuBgUpdateListener);
@@ -411,6 +410,7 @@
     }
 
     private void updateDismissFraction(float fraction) {
+        setDecorViewVisibility(true);
         int alpha;
         if (mMenuVisible) {
             mMenuContainer.setAlpha(1-fraction);
@@ -497,4 +497,16 @@
         v.removeCallbacks(mFinishRunnable);
         v.postDelayed(mFinishRunnable, delay);
     }
+
+    /**
+     * Sets the visibility of the root view of the window to disable drawing and touches for the
+     * activity.  This differs from {@link Activity#setVisible(boolean)} in that it does not set
+     * the internal mVisibleFromClient state.
+     */
+    private void setDecorViewVisibility(boolean visible) {
+        final View decorView = getWindow().getDecorView();
+        if (decorView != null) {
+            decorView.setVisibility(visible ? View.VISIBLE : View.INVISIBLE);
+        }
+    }
 }
diff --git a/services/core/java/com/android/server/FontManagerService.java b/services/core/java/com/android/server/FontManagerService.java
index 55a945a..f172647 100644
--- a/services/core/java/com/android/server/FontManagerService.java
+++ b/services/core/java/com/android/server/FontManagerService.java
@@ -18,6 +18,7 @@
 
 import android.content.Context;
 import android.graphics.FontListParser;
+import android.net.Uri;
 import android.os.ParcelFileDescriptor;
 import android.text.FontConfig;
 import android.util.Slog;
@@ -34,6 +35,7 @@
 public class FontManagerService extends IFontManager.Stub {
     private static final String TAG = "FontManagerService";
     private static final String FONTS_CONFIG = "/system/etc/fonts.xml";
+    private static final String SYSTEM_FONT_DIR = "/system/fonts/";
 
     @GuardedBy("mLock")
     private FontConfig mConfig;
@@ -63,28 +65,22 @@
     public FontConfig getSystemFonts() {
         synchronized (mLock) {
             if (mConfig != null) {
-                return new FontConfig(mConfig);
+                return mConfig;
             }
 
-            FontConfig config = loadFromSystem();
-            if (config == null) {
+            mConfig = loadFromSystem();
+            if (mConfig == null) {
                 return null;
             }
 
-            for (FontConfig.Family family : config.getFamilies()) {
+            for (FontConfig.Family family : mConfig.getFamilies()) {
                 for (FontConfig.Font font : family.getFonts()) {
-                    File fontFile = new File(font.getFontName());
-                    try {
-                        font.setFd(ParcelFileDescriptor.open(
-                                fontFile, ParcelFileDescriptor.MODE_READ_ONLY));
-                    } catch (IOException e) {
-                        Slog.e(TAG, "Error opening font file " + font.getFontName(), e);
-                    }
+                    File fontFile = new File(SYSTEM_FONT_DIR, font.getFontName());
+                    font.setUri(Uri.fromFile(fontFile));
                 }
             }
 
-            mConfig = config;
-            return new FontConfig(mConfig);
+            return mConfig;
         }
     }
 
diff --git a/wifi/tests/src/android/net/wifi/aware/WifiAwareManagerTest.java b/wifi/tests/src/android/net/wifi/aware/WifiAwareManagerTest.java
index eceb365..4387b0c 100644
--- a/wifi/tests/src/android/net/wifi/aware/WifiAwareManagerTest.java
+++ b/wifi/tests/src/android/net/wifi/aware/WifiAwareManagerTest.java
@@ -18,11 +18,10 @@
 
 import static org.hamcrest.core.IsEqual.equalTo;
 import static org.junit.Assert.assertEquals;
-import static org.mockito.Matchers.any;
-import static org.mockito.Matchers.anyInt;
-import static org.mockito.Matchers.anyString;
-import static org.mockito.Matchers.eq;
-import static org.mockito.Matchers.isNull;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.ArgumentMatchers.isNull;
 import static org.mockito.Mockito.inOrder;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.verifyNoMoreInteractions;
@@ -140,8 +139,8 @@
 
         // (1) connect + success
         mDut.attach(mockCallback, mMockLooperHandler);
-        inOrder.verify(mockAwareService).connect(binder.capture(), anyString(),
-                clientProxyCallback.capture(), (ConfigRequest) isNull(), eq(false));
+        inOrder.verify(mockAwareService).connect(binder.capture(), any(),
+                clientProxyCallback.capture(), isNull(), eq(false));
         clientProxyCallback.getValue().onConnectSuccess(clientId);
         mMockLooper.dispatchAll();
         inOrder.verify(mockCallback).onAttached(sessionCaptor.capture());
@@ -150,8 +149,7 @@
         // (2) publish - should succeed
         PublishConfig publishConfig = new PublishConfig.Builder().build();
         session.publish(publishConfig, mockSessionCallback, mMockLooperHandler);
-        inOrder.verify(mockAwareService).publish(eq(clientId), eq(publishConfig),
-                any(IWifiAwareDiscoverySessionCallback.class));
+        inOrder.verify(mockAwareService).publish(eq(clientId), eq(publishConfig), any());
 
         // (3) disconnect
         session.destroy();
@@ -163,8 +161,8 @@
 
         // (5) connect
         mDut.attach(mockCallback, mMockLooperHandler);
-        inOrder.verify(mockAwareService).connect(binder.capture(), anyString(),
-                any(IWifiAwareEventCallback.class), (ConfigRequest) isNull(), eq(false));
+        inOrder.verify(mockAwareService).connect(binder.capture(), any(), any(), isNull(),
+                eq(false));
 
         verifyNoMoreInteractions(mockCallback, mockSessionCallback, mockAwareService);
     }
@@ -185,16 +183,16 @@
 
         // (1) connect + failure
         mDut.attach(mockCallback, mMockLooperHandler);
-        inOrder.verify(mockAwareService).connect(any(IBinder.class), anyString(),
-                clientProxyCallback.capture(), (ConfigRequest) isNull(), eq(false));
+        inOrder.verify(mockAwareService).connect(any(), any(), clientProxyCallback.capture(),
+                isNull(), eq(false));
         clientProxyCallback.getValue().onConnectFail(reason);
         mMockLooper.dispatchAll();
         inOrder.verify(mockCallback).onAttachFailed();
 
         // (2) connect + success
         mDut.attach(mockCallback, mMockLooperHandler);
-        inOrder.verify(mockAwareService).connect(any(IBinder.class), anyString(),
-                clientProxyCallback.capture(), (ConfigRequest) isNull(), eq(false));
+        inOrder.verify(mockAwareService).connect(any(), any(), clientProxyCallback.capture(),
+                isNull(), eq(false));
         clientProxyCallback.getValue().onConnectSuccess(clientId);
         mMockLooper.dispatchAll();
         inOrder.verify(mockCallback).onAttached(sessionCaptor.capture());
@@ -203,8 +201,7 @@
         // (4) subscribe: should succeed
         SubscribeConfig subscribeConfig = new SubscribeConfig.Builder().build();
         session.subscribe(subscribeConfig, mockSessionCallback, mMockLooperHandler);
-        inOrder.verify(mockAwareService).subscribe(eq(clientId), eq(subscribeConfig),
-                any(IWifiAwareDiscoverySessionCallback.class));
+        inOrder.verify(mockAwareService).subscribe(eq(clientId), eq(subscribeConfig), any());
 
         verifyNoMoreInteractions(mockCallback, mockSessionCallback, mockAwareService);
     }
@@ -223,19 +220,19 @@
 
         // (1) connect + success
         mDut.attach(mockCallback, mMockLooperHandler);
-        inOrder.verify(mockAwareService).connect(any(IBinder.class), anyString(),
-                clientProxyCallback.capture(), (ConfigRequest) isNull(), eq(false));
+        inOrder.verify(mockAwareService).connect(any(), any(), clientProxyCallback.capture(),
+                isNull(), eq(false));
         clientProxyCallback.getValue().onConnectSuccess(clientId);
         mMockLooper.dispatchAll();
-        inOrder.verify(mockCallback).onAttached(any(WifiAwareSession.class));
+        inOrder.verify(mockCallback).onAttached(any());
 
         // (2) connect + success
         mDut.attach(mockCallback, mMockLooperHandler);
-        inOrder.verify(mockAwareService).connect(any(IBinder.class), anyString(),
-                clientProxyCallback.capture(), (ConfigRequest) isNull(), eq(false));
+        inOrder.verify(mockAwareService).connect(any(), any(), clientProxyCallback.capture(),
+                isNull(), eq(false));
         clientProxyCallback.getValue().onConnectSuccess(clientId + 1);
         mMockLooper.dispatchAll();
-        inOrder.verify(mockCallback).onAttached(any(WifiAwareSession.class));
+        inOrder.verify(mockCallback).onAttached(any());
 
         verifyNoMoreInteractions(mockCallback, mockSessionCallback, mockAwareService);
     }
@@ -278,8 +275,8 @@
 
         // (0) connect + success
         mDut.attach(mMockLooperHandler, configRequest, mockCallback, null);
-        inOrder.verify(mockAwareService).connect(any(IBinder.class), anyString(),
-                clientProxyCallback.capture(), eq(configRequest), eq(false));
+        inOrder.verify(mockAwareService).connect(any(), any(), clientProxyCallback.capture(),
+                eq(configRequest), eq(false));
         clientProxyCallback.getValue().onConnectSuccess(clientId);
         mMockLooper.dispatchAll();
         inOrder.verify(mockCallback).onAttached(sessionCaptor.capture());
@@ -370,8 +367,8 @@
 
         // (1) connect successfully
         mDut.attach(mMockLooperHandler, configRequest, mockCallback, null);
-        inOrder.verify(mockAwareService).connect(any(IBinder.class), anyString(),
-                clientProxyCallback.capture(), eq(configRequest), eq(false));
+        inOrder.verify(mockAwareService).connect(any(), any(), clientProxyCallback.capture(),
+                eq(configRequest), eq(false));
         clientProxyCallback.getValue().onConnectSuccess(clientId);
         mMockLooper.dispatchAll();
         inOrder.verify(mockCallback).onAttached(sessionCaptor.capture());
@@ -426,8 +423,8 @@
 
         // (0) connect + success
         mDut.attach(mMockLooperHandler, configRequest, mockCallback, null);
-        inOrder.verify(mockAwareService).connect(any(IBinder.class), anyString(),
-                clientProxyCallback.capture(), eq(configRequest), eq(false));
+        inOrder.verify(mockAwareService).connect(any(), any(), clientProxyCallback.capture(),
+                eq(configRequest), eq(false));
         clientProxyCallback.getValue().onConnectSuccess(clientId);
         mMockLooper.dispatchAll();
         inOrder.verify(mockCallback).onAttached(sessionCaptor.capture());
@@ -507,8 +504,8 @@
 
         // (1) connect successfully
         mDut.attach(mMockLooperHandler, configRequest, mockCallback, null);
-        inOrder.verify(mockAwareService).connect(any(IBinder.class), anyString(),
-                clientProxyCallback.capture(), eq(configRequest), eq(false));
+        inOrder.verify(mockAwareService).connect(any(), any(), clientProxyCallback.capture(),
+                eq(configRequest), eq(false));
         clientProxyCallback.getValue().onConnectSuccess(clientId);
         mMockLooper.dispatchAll();
         inOrder.verify(mockCallback).onAttached(sessionCaptor.capture());
@@ -899,8 +896,7 @@
         final RttManager.RttResult rttResults = new RttManager.RttResult();
         rttResults.distance = 10;
 
-        when(mockAwareService.startRanging(anyInt(), anyInt(),
-                any(RttManager.ParcelableRttParams.class))).thenReturn(rangingId);
+        when(mockAwareService.startRanging(anyInt(), anyInt(), any())).thenReturn(rangingId);
 
         InOrder inOrder = inOrder(mockCallback, mockSessionCallback, mockAwareService,
                 mockPublishSession, mockRttListener);
@@ -919,8 +915,8 @@
 
         // (1) connect successfully
         mDut.attach(mMockLooperHandler, configRequest, mockCallback, null);
-        inOrder.verify(mockAwareService).connect(any(IBinder.class), anyString(),
-                clientProxyCallback.capture(), eq(configRequest), eq(false));
+        inOrder.verify(mockAwareService).connect(any(), any(), clientProxyCallback.capture(),
+                eq(configRequest), eq(false));
         clientProxyCallback.getValue().onConnectSuccess(clientId);
         mMockLooper.dispatchAll();
         inOrder.verify(mockCallback).onAttached(sessionCaptor.capture());
@@ -994,8 +990,8 @@
 
         // (1) connect successfully
         mDut.attach(mMockLooperHandler, configRequest, mockCallback, null);
-        inOrder.verify(mockAwareService).connect(any(IBinder.class), anyString(),
-                clientProxyCallback.capture(), eq(configRequest), eq(false));
+        inOrder.verify(mockAwareService).connect(any(), any(), clientProxyCallback.capture(),
+                eq(configRequest), eq(false));
         clientProxyCallback.getValue().onConnectSuccess(clientId);
         mMockLooper.dispatchAll();
         inOrder.verify(mockCallback).onAttached(sessionCaptor.capture());
@@ -1085,8 +1081,8 @@
 
         // (1) connect successfully
         mDut.attach(mMockLooperHandler, configRequest, mockCallback, null);
-        inOrder.verify(mockAwareService).connect(any(IBinder.class), anyString(),
-                clientProxyCallback.capture(), eq(configRequest), eq(false));
+        inOrder.verify(mockAwareService).connect(any(), any(), clientProxyCallback.capture(),
+                eq(configRequest), eq(false));
         clientProxyCallback.getValue().onConnectSuccess(clientId);
         mMockLooper.dispatchAll();
         inOrder.verify(mockCallback).onAttached(sessionCaptor.capture());