Revert of Add EncodedImageCallback::OnEncodedImage().

webrtc/video/video_receive_stream.cc

Index: webrtc/video/video_receive_stream.cc
diff --git a/webrtc/video/video_receive_stream.cc b/webrtc/video/video_receive_stream.cc
index 3c2139c0888a2badbf407ca29f43f39242d0ca10..bc51269b85916e1daf085f17b96a6cfb4bb59734 100644
--- a/webrtc/video/video_receive_stream.cc
+++ b/webrtc/video/video_receive_stream.cc
@@ -324,7 +324,7 @@
 
 // TODO(asapersson): Consider moving callback from video_encoder.h or
 // creating a different callback.
-EncodedImageCallback::Result VideoReceiveStream::OnEncodedImage(
+int32_t VideoReceiveStream::Encoded(
     const EncodedImage& encoded_image,
     const CodecSpecificInfo* codec_specific_info,
     const RTPFragmentationHeader* fragmentation) {
@@ -348,7 +348,7 @@
     }
   }
 
-  return Result(Result::OK, encoded_image._timeStamp);
+  return 0;
 }
 
 bool VideoReceiveStream::DecodeThreadFunction(void* ptr) {