Plumb smooth scrolling in Chromium compositor

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

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.content.browser;
 
 import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.Intent;
 import android.view.ActionMode;
@@ skipping 155 matching lines @@
     /**
      * Called when BrowserMediaPlayerManager wants to load a media resource.
      * @param url the URL of media resource to load.
      * @return true to prevent the resource from being loaded.
      */
     public boolean shouldBlockMediaRequest(String url) {
         return false;
     }
 
     /**
-     * @return Whether an externally managed (i.e., not compositor-driven) fling
-     *         of this ContentView is active.
-     */
-    public boolean isExternalScrollActive() {
-        return false;
-    }
-
-    /**
      * Check whether a key should be propagated to the embedder or not.
      * We need to send almost every key to Blink. However:
      * 1. We don't want to block the device on the renderer for
      * some keys like menu, home, call.
      * 2. There are no WebKit equivalents for some of these keys
      * (see app/keyboard_codes_win.h)
      * Note that these are not the same set as KeyEvent.isSystemKey:
      * for instance, AKEYCODE_MEDIA_* will be dispatched to webkit*.
      */
     public static boolean shouldPropagateKey(int keyCode) {
@@ skipping 29 matching lines @@
      * ContentViewClient users can return a custom value to override the height of
      * the ContentView. By default, this method returns MeasureSpec.UNSPECIFIED, which
      * indicates that the value should not be overridden.
      *
      * @return The desired height of the ContentView.
      */
     public int getDesiredHeightMeasureSpec() {
         return UNSPECIFIED_MEASURE_SPEC;
     }
 }