Roll deps to pick up ffmpeg fix from r42082 and fix a missing file in ffmpeg....

third_party/ffmpeg/ffmpeg.gyp

 # Copyright (c) 2010 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # TODO(fbarchard): Add wmapro.
 # TODO(ajwong): Determine if we want to statically link libz.
 
 {
   'target_defaults': {
     'conditions': [
@@ skipping 89 matching lines @@
             'source/patched-ffmpeg-mt/libavcodec/raw.c',
             'source/patched-ffmpeg-mt/libavcodec/simple_idct.c',
             'source/patched-ffmpeg-mt/libavcodec/utils.c',
             'source/patched-ffmpeg-mt/libavcodec/vorbis.c',
             'source/patched-ffmpeg-mt/libavcodec/vorbis_data.c',
             'source/patched-ffmpeg-mt/libavcodec/vorbis_dec.c',
             'source/patched-ffmpeg-mt/libavcodec/vp3.c',
             'source/patched-ffmpeg-mt/libavcodec/vp3dsp.c',
             'source/patched-ffmpeg-mt/libavcodec/xiph.c',
             'source/patched-ffmpeg-mt/libavformat/allformats.c',
+            'source/patched-ffmpeg-mt/libavformat/avi.c',
             'source/patched-ffmpeg-mt/libavformat/avio.c',
             'source/patched-ffmpeg-mt/libavformat/aviobuf.c',
             'source/patched-ffmpeg-mt/libavformat/cutils.c',
             'source/patched-ffmpeg-mt/libavformat/id3v1.c', # TODO(fbarchard): Review this file.
             'source/patched-ffmpeg-mt/libavformat/metadata.c',
             'source/patched-ffmpeg-mt/libavformat/metadata_compat.c',
             'source/patched-ffmpeg-mt/libavformat/oggdec.c',
             'source/patched-ffmpeg-mt/libavformat/oggparseogm.c',
             'source/patched-ffmpeg-mt/libavformat/oggparsetheora.c',
             'source/patched-ffmpeg-mt/libavformat/oggparsevorbis.c',
@@ skipping 691 matching lines @@
       ],
     },
   ],
 }
 
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