CmaMediaPipelineClient to watch media pipeline status

chromecast/browser/cast_content_browser_client.cc

 // 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.
 
 #include "chromecast/browser/cast_content_browser_client.h"
 
 #include <string>
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "base/files/scoped_file.h"
 #include "base/i18n/rtl.h"
 #include "base/path_service.h"
 #include "chromecast/base/cast_paths.h"
 #include "chromecast/base/chromecast_switches.h"
 #include "chromecast/browser/cast_browser_context.h"
 #include "chromecast/browser/cast_browser_main_parts.h"
 #include "chromecast/browser/cast_browser_process.h"
 #include "chromecast/browser/cast_network_delegate.h"
 #include "chromecast/browser/cast_quota_permission_context.h"
 #include "chromecast/browser/cast_resource_dispatcher_host_delegate.h"
 #include "chromecast/browser/geolocation/cast_access_token_store.h"
+#include "chromecast/browser/media/cma_media_pipeline_client.h"
 #include "chromecast/browser/media/cma_message_filter_host.h"
 #include "chromecast/browser/url_request_context_factory.h"
 #include "chromecast/common/global_descriptors.h"
 #include "chromecast/media/base/media_message_loop.h"
 #include "chromecast/public/cast_media_shlib.h"
 #include "chromecast/public/media/media_pipeline_backend.h"
 #include "components/crash/app/breakpad_linux.h"
 #include "components/crash/browser/crash_handler_host_linux.h"
 #include "components/network_hints/browser/network_hints_message_filter.h"
 #include "content/public/browser/browser_thread.h"
@@ skipping 40 matching lines @@
 }
 
 scoped_ptr<::media::AudioManagerFactory>
 CastContentBrowserClient::CreateAudioManagerFactory() {
   // Return nullptr. The factory will not be set, and the statically linked
   // implementation of AudioManager will be used.
   return scoped_ptr<::media::AudioManagerFactory>();
 }
 
 #if !defined(OS_ANDROID)
-scoped_ptr<media::MediaPipelineBackend>
-CastContentBrowserClient::CreateMediaPipelineBackend(
-    const media::MediaPipelineDeviceParams& params) {
-  return make_scoped_ptr(
-      media::CastMediaShlib::CreateMediaPipelineBackend(params));
+scoped_refptr<media::CmaMediaPipelineClient>
+CastContentBrowserClient::CreateCmaMediaPipelineClient() {
+  return make_scoped_refptr(new media::CmaMediaPipelineClient());
 }
 #endif
 
 void CastContentBrowserClient::ProcessExiting() {
   // Finalize CastMediaShlib on media thread to ensure it's not accessed
   // after Finalize.
   media::MediaMessageLoop::GetTaskRunner()->PostTask(
       FROM_HERE, base::Bind(&media::CastMediaShlib::Finalize));
 }
 
@@ skipping 11 matching lines @@
       parameters, url_request_context_factory_.get(),
       CreateAudioManagerFactory());
   CastBrowserProcess::GetInstance()->SetCastContentBrowserClient(this);
   return parts;
 }
 
 void CastContentBrowserClient::RenderProcessWillLaunch(
     content::RenderProcessHost* host) {
 #if !defined(OS_ANDROID)
   scoped_refptr<media::CmaMessageFilterHost> cma_message_filter(
-      new media::CmaMessageFilterHost(
-          host->GetID(),
-          base::Bind(&CastContentBrowserClient::CreateMediaPipelineBackend,
-                     base::Unretained(this))));
+      new media::CmaMessageFilterHost(host->GetID(),
+                                      CreateCmaMediaPipelineClient()));
   host->AddFilter(cma_message_filter.get());
 #endif  // !defined(OS_ANDROID)
 
   // Forcibly trigger I/O-thread URLRequestContext initialization before
   // getting HostResolver.
   content::BrowserThread::PostTaskAndReplyWithResult(
       content::BrowserThread::IO, FROM_HERE,
       base::Bind(&net::URLRequestContextGetter::GetURLRequestContext,
                  base::Unretained(
                     url_request_context_factory_->GetSystemGetter())),
@@ skipping 305 matching lines @@
         process_type, dumps_path, false /* upload */);
   // StartUploaderThread() even though upload is diferred.
   // Breakpad-related memory is freed in the uploader thread.
   crash_handler->StartUploaderThread();
   return crash_handler;
 }
 #endif  // !defined(OS_ANDROID)
 
 }  // namespace shell
 }  // namespace chromecast