Packet buffer for the new jitter buffer.

BUG=webrtc:5514
R=stefan@webrtc.org, mflodman@webrtc.org

Review URL: https://codereview.webrtc.org/1772383002

Cr-Commit-Position: refs/heads/master@{#12194}

webrtc/modules/video_coding/video_coding.gypi

@@ -34,6 +34,7 @@
         'encoded_frame.h',
         'fec_tables_xor.h',
         'frame_buffer.h',
+        'frame_object.h',
         'generic_decoder.h',
         'generic_encoder.h',
         'histogram.h',
@@ -47,6 +48,7 @@
         'nack_fec_tables.h',
         'nack_module.h',
         'packet.h',
+        'packet_buffer.h',
         'percentile_filter.h',
         'qm_select_data.h',
         'qm_select.h',
@@ -65,6 +67,7 @@
         'decoding_state.cc',
         'encoded_frame.cc',
         'frame_buffer.cc',
+        'frame_object.cc',
         'generic_decoder.cc',
         'generic_encoder.cc',
         'inter_frame_delay.cc',
@@ -75,6 +78,7 @@
         'media_optimization.cc',
         'nack_module.cc',
         'packet.cc',
+        'packet_buffer.cc',
         'percentile_filter.cc',
         'qm_select.cc',
         'receiver.cc',