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

content/browser/renderer_host/media/media_stream_manager.h

 // 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.
 
 // MediaStreamManager is used to open/enumerate media capture devices (video
 // supported now). Call flow:
 // 1. GenerateStream is called when a render process wants to use a capture
 //    device.
 // 2. MediaStreamManager will ask MediaStreamDeviceSettings for permission to
 //    use devices and for which device to use.
@@ skipping 11 matching lines @@
 #ifndef CONTENT_BROWSER_RENDERER_HOST_MEDIA_MEDIA_STREAM_MANAGER_H_
 #define CONTENT_BROWSER_RENDERER_HOST_MEDIA_MEDIA_STREAM_MANAGER_H_
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/ref_counted.h"
+#include "base/supports_user_data.h"
 #include "content/browser/renderer_host/media/media_stream_provider.h"
 #include "content/browser/renderer_host/media/media_stream_settings_requester.h"
 #include "content/common/media/media_stream_options.h"
 #include "content/common/content_export.h"
 
 class AudioManager;
 
+namespace content {
+class ResourceContext;
+}
+
 namespace media_stream {
 
 class AudioInputDeviceManager;
 class MediaStreamDeviceSettings;
 class MediaStreamRequester;
 class VideoCaptureManager;
 
 // MediaStreamManager is used to generate and close new media devices, not to
 // start the media flow.
 // The classes requesting new media streams are answered using
 // MediaStreamManager::Listener.
 class CONTENT_EXPORT MediaStreamManager
     : public MediaStreamProviderListener,
-      public SettingsRequester {
+      public SettingsRequester,
+      public base::SupportsUserData::Data {
  public:
+  // Returns the MediaStreamManager for the given ResourceContext. If it hasn't
+  // been created yet, it will be constructed with the given AudioManager.
+  static MediaStreamManager* GetForResourceContext(
+      content::ResourceContext* resource_context,
+      AudioManager* audio_manager);
+
   explicit MediaStreamManager(AudioManager* audio_manager);
   virtual ~MediaStreamManager();
 
   // Used to access VideoCaptureManager.
   VideoCaptureManager* video_capture_manager();
 
   // Used to access AudioInputDeviceManager.
   AudioInputDeviceManager* audio_input_device_manager();
 
   // GenerateStream opens new media devices according to |components|. The
@@ skipping 76 matching lines @@
   typedef std::map<std::string, DeviceRequest> DeviceRequests;
   DeviceRequests requests_;
   AudioManager* audio_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaStreamManager);
 };
 
 }  // namespace media_stream
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_MEDIA_MEDIA_STREAM_MANAGER_H_