Move DataSourceHost to BufferedDataSourceHost.

media/media.gyp

 # Copyright (c) 2012 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 cras (ChromeOS audio) library.
     'use_cras%': 0,
     # Option e.g. for Linux distributions to link pulseaudio directly
@@ skipping 1232 matching lines @@
         'audio/test_audio_input_controller_factory.h',
         'base/fake_audio_render_callback.cc',
         'base/fake_audio_render_callback.h',
         'base/fake_audio_renderer_sink.cc',
         'base/fake_audio_renderer_sink.h',
         'base/fake_text_track_stream.cc',
         'base/fake_text_track_stream.h',
         'base/gmock_callback_support.h',
         'base/mock_audio_renderer_sink.cc',
         'base/mock_audio_renderer_sink.h',
-        'base/mock_data_source_host.cc',
-        'base/mock_data_source_host.h',
         'base/mock_demuxer_host.cc',
         'base/mock_demuxer_host.h',
         'base/mock_filters.cc',
         'base/mock_filters.h',
         'base/test_data_util.cc',
         'base/test_data_util.h',
         'base/test_helpers.cc',
         'base/test_helpers.h',
         'filters/mock_gpu_video_accelerator_factories.cc',
         'filters/mock_gpu_video_accelerator_factories.h',
@@ skipping 437 matching lines @@
                   ],
                 }],
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }