Revert of Revert of Propagate audible state from player to the containing tab"

media/base/android/media_source_player_unittest.cc

 // Copyright 2013 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.
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/stringprintf.h"
@@ skipping 57 matching lines @@
     playback_completed_ = true;
     if (message_loop_->is_running())
       message_loop_->Quit();
   }
   void OnMediaInterrupted(int player_id) override {}
   void OnBufferingUpdate(int player_id, int percentage) override {}
   void OnSeekComplete(int player_id,
                       const base::TimeDelta& current_time) override {}
   void OnError(int player_id, int error) override {}
   void OnVideoSizeChanged(int player_id, int width, int height) override {}
+  void OnAudibleStateChanged(int player_id, bool is_audible_now) override {}
   MediaPlayerAndroid* GetFullscreenPlayer() override { return NULL; }
   MediaPlayerAndroid* GetPlayer(int player_id) override { return NULL; }
   void RequestFullScreen(int player_id) override {}
 #if defined(VIDEO_HOLE)
   bool ShouldUseVideoOverlayForEmbeddedEncryptedVideo() override {
     return false;
   }
 #endif  // defined(VIDEO_HOLE)
 
   bool playback_completed() const {
@@ skipping 2265 matching lines @@
   // Wait for the metadata change.
   while(manager_.num_metadata_changes() == 1) {
     player_.OnDemuxerDataAvailable(data);
     WaitForVideoDecodeDone();
   }
   EXPECT_EQ(2, manager_.num_metadata_changes());
   WaitForVideoDecodeDone();
 }
 
 }  // namespace media