Added various timestamps to the FrameObject class which are needed to calculate the jitter delay. BUG=webrtc:5514 Review-Url: https://codereview.webrtc.org/2124943002 Cr-Commit-Position: refs/heads/master@{#13434}
BUG=webrtc:5514 Review-Url: https://codereview.webrtc.org/2051453002 Cr-Commit-Position: refs/heads/master@{#13383}
Renamed video_coding/packet_buffer_unittest.cc to video_coding/video_packet_buffer_unittest.cc BUG=webrtc:5949 TBR=stefan@webrtc.org Review-Url: https://codereview.webrtc.org/2049693002 Cr-Commit-Position: refs/heads/master@{#13074}