media: Add Rappor reporting in MediaLog

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 bc920bb8454fca5e7bccffb50ab68d0fd5609f0a..1d9d8cf883b6816bd8daa425fcfd2faee93991ce 100644
--- a/content/renderer/render_frame_impl.cc
+++ b/content/renderer/render_frame_impl.cc
@@ -2587,7 +2587,9 @@ blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
       &GetSharedMainThreadContext3D,
       RenderThreadImpl::current()->SharedMainThreadContextProvider());
 
-  scoped_refptr<media::MediaLog> media_log(new RenderMediaLog());
+  scoped_refptr<media::MediaLog> media_log(new RenderMediaLog(
+      blink::WebStringToGURL(frame_->getSecurityOrigin().toString())));
+
 #if defined(OS_ANDROID)
   if (UseWebMediaPlayerImpl(url) && !media_surface_manager_)
     media_surface_manager_ = new RendererSurfaceViewManager(this);
@@ -5688,7 +5690,8 @@ WebMediaPlayer* RenderFrameImpl::CreateWebMediaPlayerForMediaStream(
 
   return new WebMediaPlayerMS(
       frame_, client, GetWebMediaPlayerDelegate()->AsWeakPtr(),
-      new RenderMediaLog(), CreateRendererFactory(), compositor_task_runner,
+      new RenderMediaLog(blink::WebStringToGURL(security_origin.toString())),
+      CreateRendererFactory(), compositor_task_runner,
       render_thread->GetMediaThreadTaskRunner(),
       render_thread->GetWorkerTaskRunner(), render_thread->GetGpuFactories(),
       sink_id, security_origin);