Cast: Add GetStats() extensions API.

chrome/renderer/media/cast_session.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 "chrome/renderer/media/cast_session.h"
 
 #include "base/message_loop/message_loop_proxy.h"
 #include "chrome/renderer/media/cast_session_delegate.h"
 #include "content/public/renderer/render_thread.h"
 #include "media/base/bind_to_current_loop.h"
@@ skipping 64 matching lines @@
 
 void CastSession::GetEventLogsAndReset(
     bool is_audio, const EventLogsCallback& callback) {
   io_message_loop_proxy_->PostTask(
       FROM_HERE,
       base::Bind(&CastSessionDelegate::GetEventLogsAndReset,
                  base::Unretained(delegate_.get()),
                  is_audio,
                  media::BindToCurrentLoop(callback)));
 }
+
+void CastSession::GetStatsAndReset(bool is_audio,
+                                   const StatsCallback& callback) {
+  io_message_loop_proxy_->PostTask(
+      FROM_HERE,
+      base::Bind(&CastSessionDelegate::GetStatsAndReset,
+                 base::Unretained(delegate_.get()),
+                 is_audio,
+                 media::BindToCurrentLoop(callback)));
+}