WIP - WebMediaPlayer switch media renderer.

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 d2030c35e017a83ed17e6526dbb2907d173b90c1..7ee528e5d1376daf65ceae41363f5f89e18d3d88 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -1127,6 +1127,8 @@ RenderFrameImpl::RenderFrameImpl(const CreateParams& params)
       pepper_last_mouse_event_target_(nullptr),
 #endif
       frame_binding_(this),
+      is_remote_sink_available_(false),
+      is_using_remoting_cdm_(false),
       weak_factory_(this) {
   // We don't have a shell::Connection at this point, so use nullptr.
   // TODO(beng): We should fix this, so we can apply policy about which
@@ -2654,6 +2656,7 @@ blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
       render_thread->compositor_task_runner(), context_3d_cb,
       base::Bind(&v8::Isolate::AdjustAmountOfExternalAllocatedMemory,
                  base::Unretained(blink::mainThreadIsolate())),
+      base::Bind(&RenderFrameImpl::isUsingRemotingCdm, base::Unretained(this)),
       initial_cdm, media_surface_manager_, media_session);
 
 #if defined(OS_ANDROID)
@@ -6156,6 +6159,14 @@ media::CdmFactory* RenderFrameImpl::GetCdmFactory() {
   if (cdm_factory_)
     return cdm_factory_.get();
 
+  if (is_remote_sink_available_) {
+    VLOG(2) << "Using remoting CdmFactory.";
+    is_using_remoting_cdm_ = true;
+    // TODO(erickung): Return the CdmFactory for remoting. Possibly pass a
+    // callback to the factory to check whether still in mirroring when calling
+    // CreateCdm().
+  }
+
 #if defined(ENABLE_MOJO_CDM)
   if (UseMojoCdm()) {
     cdm_factory_.reset(new media::MojoCdmFactory(GetMediaInterfaceProvider()));