Remove GetAudioManager and GetMediaStreamManager from ResourceContext. The reason is the content mo…

content/shell/shell_resource_context.cc

 // Copyright (c) 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.
 
 #include "content/shell/shell_resource_context.h"
 #include "content/shell/shell_url_request_context_getter.h"
 
 namespace content {
 
 ShellResourceContext::ShellResourceContext(
@@ skipping 13 matching lines @@
 }
 
 HostZoomMap* ShellResourceContext::GetHostZoomMap() {
   return NULL;
 }
 
 MediaObserver* ShellResourceContext::GetMediaObserver() {
   return NULL;
 }
 
-media_stream::MediaStreamManager*
-    ShellResourceContext::GetMediaStreamManager() {
-  return NULL;
-}
-
-AudioManager* ShellResourceContext::GetAudioManager() {
-  return NULL;
-}
-
 }  // namespace content