[chromecast] Bind and run mojo media services on cma thread.

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 <string>
 #include <vector>
@@ skipping 49 matching lines @@
   // Creates and returns the CastService instance for the current process.
   // Note: |request_context_getter| might be different than the main request
   // getter accessible via CastBrowserProcess.
   virtual scoped_ptr<CastService> CreateCastService(
       content::BrowserContext* browser_context,
       PrefService* pref_service,
       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 scoped_ptr<media::MediaPipelineBackend> CreateMediaPipelineBackend(
       const media::MediaPipelineDeviceParams& params);
 
   media::MediaResourceTracker* media_resource_tracker();
 #endif
 
   // Invoked when the metrics client ID changes.
   virtual void SetMetricsClientId(const std::string& client_id);
@@ skipping 74 matching lines @@
       std::vector<std::string>* additional_schemes) override;
 #if defined(OS_ANDROID) && defined(VIDEO_HOLE)
   content::ExternalVideoSurfaceContainer*
   OverrideCreateExternalVideoSurfaceContainer(
       content::WebContents* web_contents) override;
 #endif  // defined(OS_ANDROID) && defined(VIDEO_HOLE)
 
  protected:
   CastContentBrowserClient();
 
-  // Returns the task runner that must be used for media IO.
-  scoped_refptr<base::SingleThreadTaskRunner> GetMediaTaskRunner();
-
   URLRequestContextFactory* url_request_context_factory() const {
     return url_request_context_factory_.get();
   }
 
  private:
   void AddNetworkHintsMessageFilter(int render_process_id,
                                     net::URLRequestContext* context);
 
   net::X509Certificate* SelectClientCertificateOnIOThread(
       GURL requesting_url,
@@ skipping 15 matching lines @@
   CastBrowserMainParts* cast_browser_main_parts_;
   scoped_ptr<URLRequestContextFactory> url_request_context_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CastContentBrowserClient);
 };
 
 }  // namespace shell
 }  // namespace chromecast
 
 #endif  // CHROMECAST_BROWSER_CAST_CONTENT_BROWSER_CLIENT_H_