Let the browser know the end of fling

content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java

Index: content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java b/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
index 30a5d3eac45087bc0adba8df73c82720af7da65d..7df8927e8d570ca40a8d21bae913d7e0fe23578d 100644
--- a/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
+++ b/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
@@ -1431,9 +1431,11 @@ public class ContentViewCore
                 nativeFlingStart(mNativeContentViewCore, timeMs, x, y,
                         b.getInt(ContentViewGestureHandler.VELOCITY_X, 0),
                         b.getInt(ContentViewGestureHandler.VELOCITY_Y, 0));
+                getContentViewClient().onFlingStarted();
                 return true;
             case ContentViewGestureHandler.GESTURE_FLING_CANCEL:
                 nativeFlingCancel(mNativeContentViewCore, timeMs);
+                getContentViewClient().onFlingStopped();
                 return true;
             case ContentViewGestureHandler.GESTURE_PINCH_BEGIN:
                 nativePinchBegin(mNativeContentViewCore, timeMs, x, y);
@@ -3257,6 +3259,12 @@ public class ContentViewCore
         return getContentViewClient().shouldBlockMediaRequest(url);
     }
 
+    @CalledByNative
+    private void onNativeFlingStopped() {
+        mContentViewGestureHandler.onNativeFlingStopped();
+        getContentViewClient().onFlingStopped();
+    }
+
     private native WebContents nativeGetWebContentsAndroid(long nativeContentViewCoreImpl);
 
     private native void nativeOnJavaContentViewCoreDestroyed(long nativeContentViewCoreImpl);