media: Support MojoRendererService in the browser process.

content/renderer/render_frame_impl.cc

Index: content/renderer/render_frame_impl.cc
diff --git a/content/renderer/render_frame_impl.cc b/content/renderer/render_frame_impl.cc
index 632cc673edef71d3222dfd971b9bb4b93aa8af40..31d945b2f94f2c229bef92a6164306a436822135 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -99,7 +99,6 @@
 #include "media/blink/webcontentdecryptionmodule_impl.h"
 #include "media/blink/webmediaplayer_impl.h"
 #include "media/blink/webmediaplayer_params.h"
-#include "media/filters/default_renderer_factory.h"
 #include "media/filters/gpu_video_accelerator_factories.h"
 #include "mojo/edk/js/core.h"
 #include "mojo/edk/js/support.h"
@@ -160,6 +159,13 @@
 #include "content/renderer/media/crypto/renderer_cdm_manager.h"
 #endif
 
+#if defined(ENABLE_MOJO_MEDIA_RENDERER)
+#include "media/mojo/interfaces/media_renderer.mojom.h"
+#include "media/mojo/services/mojo_renderer_factory.h"
+#else
+#include "media/filters/default_renderer_factory.h"
+#endif
+
 using blink::WebContextMenuData;
 using blink::WebData;
 using blink::WebDataSource;
@@ -476,6 +482,28 @@ CommonNavigationParams MakeCommonNavigationParams(
 RenderFrameImpl::CreateRenderFrameImplFunction g_create_render_frame_impl =
     nullptr;
 
+#if defined(ENABLE_MOJO_MEDIA_RENDERER)
+// Helper class to connect to a mojo::MediaRenderer service for
+// media::MojoRendererFactory.
+class MediaRendererServiceProvider
+    : public media::MojoRendererFactory::ServiceProvider {
+ public:
+  explicit MediaRendererServiceProvider(ServiceRegistry* service_registry)
+      : service_registry_(service_registry) {}
+  ~MediaRendererServiceProvider() final {}
+
+  void ConnectToService(
+      mojo::InterfacePtr<mojo::MediaRenderer>* media_renderer_ptr) final {
+    service_registry_->ConnectToRemoteService(media_renderer_ptr);
+  }
+
+ private:
+  ServiceRegistry* service_registry_;
+
+  DISALLOW_COPY_AND_ASSIGN(MediaRendererServiceProvider);
+};
+#endif
+
 }  // namespace
 
 
@@ -1758,7 +1786,7 @@ blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
     blink::WebLocalFrame* frame,
     const blink::WebURL& url,
     blink::WebMediaPlayerClient* client) {
-  return createMediaPlayer(frame, url, client, NULL);
+  return createMediaPlayer(frame, url, client, nullptr);
 }
 
 blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
@@ -1803,6 +1831,11 @@ blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
   scoped_ptr<media::CdmFactory> cdm_factory(new RenderCdmFactory());
 #endif
 
+#if defined(ENABLE_MOJO_MEDIA_RENDERER)
+  scoped_ptr<media::RendererFactory> media_renderer_factory(
+      new media::MojoRendererFactory(make_scoped_ptr(
+          new MediaRendererServiceProvider(GetServiceRegistry()))));
+#else
   scoped_ptr<media::RendererFactory> media_renderer_factory =
       GetContentClient()->renderer()->CreateMediaRendererFactory(this);
 
@@ -1811,6 +1844,7 @@ blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
         media_log, render_thread->GetGpuFactories(),
         *render_thread->GetAudioHardwareConfig()));
   }
+#endif  // defined(ENABLE_MOJO_MEDIA_RENDERER)
 
   return new media::WebMediaPlayerImpl(
       frame, client, weak_factory_.GetWeakPtr(), media_renderer_factory.Pass(),