Rewriting FFmpegAudioDecoder and eliminating DecoderBase.

media/media.gyp

 # Copyright (c) 2011 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.
 
 {
   'variables': {
     'chromium_code': 1,
     # Override to dynamically link the PulseAudio library.
     'use_pulseaudio%': 0,
   },
@@ skipping 153 matching lines @@
         'filters/audio_renderer_base.h',
         'filters/audio_renderer_impl.cc',
         'filters/audio_renderer_impl.h',
         'filters/bitstream_converter.cc',
         'filters/bitstream_converter.h',
         'filters/chunk_demuxer.cc',
         'filters/chunk_demuxer.h',
         'filters/chunk_demuxer_client.h',
         'filters/chunk_demuxer_factory.cc',
         'filters/chunk_demuxer_factory.h',
-        'filters/decoder_base.h',
         'filters/dummy_demuxer.cc',
         'filters/dummy_demuxer.h',
         'filters/dummy_demuxer_factory.cc',
         'filters/dummy_demuxer_factory.h',
         'filters/ffmpeg_audio_decoder.cc',
         'filters/ffmpeg_audio_decoder.h',
         'filters/ffmpeg_demuxer.cc',
         'filters/ffmpeg_demuxer.h',
         'filters/ffmpeg_demuxer_factory.cc',
         'filters/ffmpeg_demuxer_factory.h',
@@ skipping 381 matching lines @@
         'base/test_data_util.h',
         'base/video_frame_unittest.cc',
         'base/video_util_unittest.cc',
         'base/yuv_convert_unittest.cc',
         'ffmpeg/ffmpeg_common_unittest.cc',
         'filters/adaptive_demuxer_unittest.cc',
         'filters/audio_renderer_algorithm_ola_unittest.cc',
         'filters/audio_renderer_base_unittest.cc',
         'filters/bitstream_converter_unittest.cc',
         'filters/chunk_demuxer_unittest.cc',
-        'filters/decoder_base_unittest.cc',
         'filters/ffmpeg_audio_decoder_unittest.cc',
         'filters/ffmpeg_demuxer_unittest.cc',
         'filters/ffmpeg_glue_unittest.cc',
         'filters/ffmpeg_h264_bitstream_converter_unittest.cc',
         'filters/ffmpeg_video_decoder_unittest.cc',
         'filters/file_data_source_unittest.cc',
         'filters/video_renderer_base_unittest.cc',
         'video/capture/video_capture_device_unittest.cc',
         'video/ffmpeg_video_decode_engine_unittest.cc',
         'webm/cluster_builder.cc',
@@ skipping 266 matching lines @@
             'tools/player_x11/gl_video_renderer.h',
             'tools/player_x11/player_x11.cc',
             'tools/player_x11/x11_video_renderer.cc',
             'tools/player_x11/x11_video_renderer.h',
           ],
         },
       ],
     }],
   ],
 }