Add audio_device_id in mojo media ServiceFactory CreateRenderer api.

chromecast/browser/cast_content_browser_client.h

 // 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.
 
 #ifndef CHROMECAST_BROWSER_CAST_CONTENT_BROWSER_CLIENT_H_
 #define CHROMECAST_BROWSER_CAST_CONTENT_BROWSER_CLIENT_H_
 
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 56 matching lines @@
       net::URLRequestContextGetter* request_context_getter,
       media::VideoPlaneController* video_plane_controller);
 
 #if !defined(OS_ANDROID)
   // Returns the task runner that must be used for media IO.
   scoped_refptr<base::SingleThreadTaskRunner> GetMediaTaskRunner();
 
   // Creates a MediaPipelineDevice (CMA backend) for media playback, called
   // once per media player instance.
   virtual std::unique_ptr<media::MediaPipelineBackend>
-  CreateMediaPipelineBackend(const media::MediaPipelineDeviceParams& params);
+  CreateMediaPipelineBackend(const media::MediaPipelineDeviceParams& params,
+                             const std::string& audio_device_id);
 
   media::MediaResourceTracker* media_resource_tracker();
 
   media::MediaPipelineBackendManager* media_pipeline_backend_manager();
 #endif
 
   // Invoked when the metrics client ID changes.
   virtual void SetMetricsClientId(const std::string& client_id);
 
   // Allows registration of extra metrics providers.
@@ skipping 104 matching lines @@
   CastBrowserMainParts* cast_browser_main_parts_;
   std::unique_ptr<URLRequestContextFactory> url_request_context_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CastContentBrowserClient);
 };
 
 }  // namespace shell
 }  // namespace chromecast
 
 #endif  // CHROMECAST_BROWSER_CAST_CONTENT_BROWSER_CLIENT_H_