Fix incorrect collation of media logs.

content/renderer/render_frame_impl.h

Index: content/renderer/render_frame_impl.h
diff --git a/content/renderer/render_frame_impl.h b/content/renderer/render_frame_impl.h
index c9abba4ee9664e600b11f2d905927edb92d27ae4..44fc6bca6686e27ead65e734351570e6f0db9f40 100644
--- a/content/renderer/render_frame_impl.h
+++ b/content/renderer/render_frame_impl.h
@@ -155,7 +155,6 @@ class RenderAccessibilityImpl;
 class RendererMediaPlayerManager;
 class RendererPpapiHost;
 class RenderFrameObserver;
-class RenderMediaLog;
 class RenderViewImpl;
 class RenderWidget;
 class RenderWidgetFullscreenPepper;
@@ -1118,9 +1117,6 @@ class CONTENT_EXPORT RenderFrameImpl
 
   void InitializeBlameContext(RenderFrameImpl* parent_frame);
 
-  // Lazy constructs a RenderMediaLog for use across owned media objects.
-  const scoped_refptr<RenderMediaLog>& GetMediaLog();
-
   // Stores the WebLocalFrame we are associated with.  This is null from the
   // constructor until BindToWebFrame is called, and it is null after
   // frameDetached is called until destruction (which is asynchronous in the
@@ -1241,8 +1237,6 @@ class CONTENT_EXPORT RenderFrameImpl
   // Destroyed via the RenderFrameObserver::OnDestruct() mechanism.
   UserMediaClientImpl* web_user_media_client_;
 
-  scoped_refptr<RenderMediaLog> media_log_;
-
   // EncryptedMediaClient attached to this frame; lazily initialized.
   std::unique_ptr<media::WebEncryptedMediaClientImpl>
       web_encrypted_media_client_;