Load CMA backend from shared library

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 13 matching lines @@
 namespace media {
 class AudioManagerFactory;
 }
 
 namespace net {
 class HostResolver;
 }
 
 namespace chromecast {
 namespace media {
-class MediaPipelineDevice;
-class MediaPipelineDeviceParams;
+class MediaPipelineBackend;
+struct MediaPipelineDeviceParams;
 }
 
 namespace shell {
 
 class CastBrowserMainParts;
 class URLRequestContextFactory;
 
 class CastContentBrowserClient: public content::ContentBrowserClient {
  public:
   // Creates an implementation of CastContentBrowserClient. Platform should
   // link in an implementation as needed.
   static scoped_ptr<CastContentBrowserClient> Create();
 
   ~CastContentBrowserClient() override;
 
   // Appends extra command line arguments before launching a new process.
   virtual void AppendExtraCommandLineSwitches(base::CommandLine* command_line);
 
   // Returns any BrowserMessageFilters that should be added when launching a
   // new render process.
   virtual std::vector<scoped_refptr<content::BrowserMessageFilter>>
   GetBrowserMessageFilters();
 
   // Provide an AudioManagerFactory instance for WebAudio playback.
   virtual scoped_ptr<::media::AudioManagerFactory> CreateAudioManagerFactory();
 
 #if !defined(OS_ANDROID)
   // Creates a MediaPipelineDevice (CMA backend) for media playback, called
   // once per media player instance.
-  virtual scoped_ptr<media::MediaPipelineDevice> CreateMediaPipelineDevice(
+  virtual scoped_ptr<media::MediaPipelineBackend> CreateMediaPipelineBackend(
       const media::MediaPipelineDeviceParams& params);
 #endif
 
   // content::ContentBrowserClient implementation:
   content::BrowserMainParts* CreateBrowserMainParts(
       const content::MainFunctionParams& parameters) override;
   void RenderProcessWillLaunch(content::RenderProcessHost* host) override;
   net::URLRequestContextGetter* CreateRequestContext(
       content::BrowserContext* browser_context,
       content::ProtocolHandlerMap* protocol_handlers,
@@ skipping 85 matching lines @@
 
   scoped_ptr<URLRequestContextFactory> url_request_context_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CastContentBrowserClient);
 };
 
 }  // namespace shell
 }  // namespace chromecast
 
 #endif  // CHROMECAST_BROWSER_CAST_CONTENT_BROWSER_CLIENT_H_