[Android] A prototype of the interactive media notification.

content/public/android/java/src/org/chromium/content_public/browser/WebContents.java

 // Copyright 2014 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_public.browser;
 
 import android.os.Parcelable;
 
 import org.chromium.base.VisibleForTesting;
 
@@ skipping 231 matching lines @@
 
     /**
      * Requests a snapshop of accessibility tree. The result is provided asynchronously
      * using the callback
      * @param callback The callback to be called when the snapshot is ready. The callback
      *                 cannot be null.
      */
     void requestAccessibilitySnapshot(AccessibilitySnapshotCallback callback);
 
     /**
+     * Resumes the current media session.
+     */
+    void resumeMediaSession();
+
+    /**
+     * Suspends the current media session.
+     */
+    void suspendMediaSession();
+
+    /**
      * Add an observer to the WebContents
      *
      * @param observer The observer to add.
      */
     void addObserver(WebContentsObserver observer);
 
     /**
      * Remove an observer from the WebContents
      *
      * @param observer The observer to remove.
      */
     void removeObserver(WebContentsObserver observer);
 }