-diff --git a/media/ffmpeg/ffmpeg_common.h b/media/ffmpeg/ffmpeg_common.h
-index 677bd76..23a21f8 100644
---- a/media/ffmpeg/ffmpeg_common.h
-+++ b/media/ffmpeg/ffmpeg_common.h
-@@ -19,20 +19,12 @@
+--- a/media/ffmpeg/ffmpeg_common.h 2015-11-27 12:01:56.155462264 +0000
++++ b/media/ffmpeg/ffmpeg_common.h 2015-11-27 12:03:03.348846300 +0000
+@@ -19,10 +19,6 @@
// Include FFmpeg header files.
extern "C" {
-// Disable deprecated features which result in spammy compile warnings. This
--// list of defines must mirror those in the 'defines' section of the ffmpeg.gyp
--// file or the headers below will generate different structures.
--#define FF_API_PIX_FMT_DESC 0
--#define FF_API_OLD_DECODE_AUDIO 0
--#define FF_API_DESTRUCT_PACKET 0
--#define FF_API_GET_BUFFER 0
-
- // Temporarily disable possible loss of data warning.
- // TODO(scherkus): fix and upstream the compiler warnings.
+-// list of defines must mirror those in the 'defines' section of BUILD.gn file &
+-// ffmpeg.gyp file or the headers below will generate different structures!
+-#define FF_API_CONVERGENCE_DURATION 0
+ // Upstream libavcodec/utils.c still uses the deprecated
+ // av_dup_packet(), causing deprecation warnings.
+ // The normal fix for such things is to disable the feature as below,
+@@ -36,7 +32,6 @@
MSVC_PUSH_DISABLE_WARNING(4244);
#include <libavcodec/avcodec.h>
#include <libavformat/avformat.h>
index 155e980..7ba327a 100644
--- a/media/filters/ffmpeg_demuxer.cc
+++ b/media/filters/ffmpeg_demuxer.cc
-@@ -966,24 +966,6 @@ void FFmpegDemuxer::OnFindStreamInfoDone(const PipelineStatusCB& status_cb,
+@@ -1034,24 +1034,6 @@
// If no estimate is found, the stream entry will be kInfiniteDuration().
std::vector<base::TimeDelta> start_time_estimates(format_context->nb_streams,
kInfiniteDuration());
- const AVFormatInternal* internal = format_context->internal;
- if (internal && internal->packet_buffer &&
-- format_context->start_time != static_cast<int64>(AV_NOPTS_VALUE)) {
+- format_context->start_time != static_cast<int64_t>(AV_NOPTS_VALUE)) {
- struct AVPacketList* packet_buffer = internal->packet_buffer;
- while (packet_buffer != internal->packet_buffer_end) {
- DCHECK_LT(static_cast<size_t>(packet_buffer->pkt.stream_index),
- start_time_estimates.size());
- const AVStream* stream =
- format_context->streams[packet_buffer->pkt.stream_index];
-- if (packet_buffer->pkt.pts != static_cast<int64>(AV_NOPTS_VALUE)) {
+- if (packet_buffer->pkt.pts != static_cast<int64_t>(AV_NOPTS_VALUE)) {
- const base::TimeDelta packet_pts =
- ConvertFromTimeBase(stream->time_base, packet_buffer->pkt.pts);
- if (packet_pts < start_time_estimates[stream->index])