Create abstract interface for media::Pipeline.

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 347 matching lines @@
         'base/mime_util.h',
         'base/mime_util_internal.cc',
         'base/mime_util_internal.h',
         'base/moving_average.cc',
         'base/moving_average.h',
         'base/multi_channel_resampler.cc',
         'base/multi_channel_resampler.h',
         'base/null_video_sink.cc',
         'base/null_video_sink.h',
         'base/output_device.h',
-        'base/pipeline.cc',
         'base/pipeline.h',
+        'base/pipeline_impl.cc',
+        'base/pipeline_impl.h',
         'base/pipeline_status.h',
         'base/player_tracker.cc',
         'base/player_tracker.h',
         'base/ranges.cc',
         'base/ranges.h',
         'base/renderer.cc',
         'base/renderer.h',
         'base/renderer_factory.cc',
         'base/renderer_factory.h',
         'base/sample_format.cc',
@@ skipping 876 matching lines @@
         'base/djb2_unittest.cc',
         'base/fake_demuxer_stream_unittest.cc',
         'base/gmock_callback_support_unittest.cc',
         'base/key_systems_unittest.cc',
         'base/mac/video_frame_mac_unittests.cc',
         'base/media_file_checker_unittest.cc',
         'base/mime_util_unittest.cc',
         'base/moving_average_unittest.cc',
         'base/multi_channel_resampler_unittest.cc',
         'base/null_video_sink_unittest.cc',
-        'base/pipeline_unittest.cc',
+        'base/pipeline_impl_unittest.cc',
         'base/ranges_unittest.cc',
         'base/run_all_unittests.cc',
         'base/seekable_buffer_unittest.cc',
         'base/serial_runner_unittest.cc',
         'base/sinc_resampler_unittest.cc',
         'base/stream_parser_unittest.cc',
         'base/text_ranges_unittest.cc',
         'base/text_renderer_unittest.cc',
         'base/time_delta_interpolator_unittest.cc',
         'base/user_input_monitor_unittest.cc',
@@ skipping 899 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }