Clean up potentially leaky use of base::DeletePointer.

content/renderer/media/webrtc/media_stream_remote_video_source.cc

Index: content/renderer/media/webrtc/media_stream_remote_video_source.cc
diff --git a/content/renderer/media/webrtc/media_stream_remote_video_source.cc b/content/renderer/media/webrtc/media_stream_remote_video_source.cc
index a151647a7b100221f0f14eb18fbd930fabc43521..a42db405464b450f6e41a6552860d9544c28febb 100644
--- a/content/renderer/media/webrtc/media_stream_remote_video_source.cc
+++ b/content/renderer/media/webrtc/media_stream_remote_video_source.cc
@@ -88,13 +88,15 @@ void MediaStreamRemoteVideoSource::RemoteVideoSourceDelegate::RenderFrame(
     // the data.
     // TODO(magjed): Update media::VideoFrame to support const data so we don't
     // need to const cast here.
+    scoped_ptr<cricket::VideoFrame> frame_copy(frame->Copy());
     video_frame = media::VideoFrame::WrapExternalYuvData(
         media::VideoFrame::YV12, size, gfx::Rect(size), size,
         frame->GetYPitch(), frame->GetUPitch(), frame->GetVPitch(),
         const_cast<uint8_t*>(frame->GetYPlane()),
         const_cast<uint8_t*>(frame->GetUPlane()),
         const_cast<uint8_t*>(frame->GetVPlane()), timestamp,
-        base::Bind(&base::DeletePointer<cricket::VideoFrame>, frame->Copy()));
+        base::Bind(&base::DeletePointer<cricket::VideoFrame>,
+                   base::Passed(&frame_copy)));
   }
 
   io_message_loop_->PostTask(