[EXPERIMENTAL] Generic stereo codec with index header sending merged frames

webrtc/video_send_stream.h

Index: webrtc/video_send_stream.h
diff --git a/webrtc/video_send_stream.h b/webrtc/video_send_stream.h
index c5a1f9b647ace77a4004eccaa161ca6ee28eced0..cf5d080ef02ac48d7c6242e8bfb6a4806d609247 100644
--- a/webrtc/video_send_stream.h
+++ b/webrtc/video_send_stream.h
@@ -106,6 +106,8 @@ class VideoSendStream {
       std::string payload_name;
       int payload_type = -1;
 
+      std::string stereo_associated_payload_name;
+
       // TODO(sophiechang): Delete this field when no one is using internal
       // sources anymore.
       bool internal_source = false;