PacketBuffer is now ref counted.

webrtc/modules/video_coding/rtp_frame_reference_finder.cc

Index: webrtc/modules/video_coding/rtp_frame_reference_finder.cc
diff --git a/webrtc/modules/video_coding/rtp_frame_reference_finder.cc b/webrtc/modules/video_coding/rtp_frame_reference_finder.cc
index 998d757a7bc47089a9d52a32b4d38cbf474993ab..933086b340353174e04b069a35fc6a994e837392 100644
--- a/webrtc/modules/video_coding/rtp_frame_reference_finder.cc
+++ b/webrtc/modules/video_coding/rtp_frame_reference_finder.cc
@@ -61,6 +61,12 @@ void RtpFrameReferenceFinder::PaddingReceived(uint16_t seq_num) {
   RetryStashedFrames();
 }
 
+void RtpFrameReferenceFinder::Stop() {
+  rtc::CritScope lock(&crit_);
+  while (!stashed_frames_.empty())

[danilchap, 2016/08/02 15:29:34]

stashed_frames_.clear() instead?
or order of destruction is so important you want to stress it and protect
against future changes? May be need to add a comment then.

+    stashed_frames_.pop();
+}
+
 void RtpFrameReferenceFinder::UpdateLastPictureIdWithPadding(uint16_t seq_num) {
   auto gop_seq_num_it = last_seq_num_gop_.upper_bound(seq_num);