Migrate Pipeline & PipelineImpl to PipelineStatusCB.

media/base/mock_filters.h

 // 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.
 //
 // A new breed of mock media filters, this time using gmock!  Feel free to add
 // actions if you need interesting side-effects (i.e., copying data to the
 // buffer passed into MockDataSource::Read()).
 //
 // Don't forget you can use StrictMock<> and NiceMock<> if you want the mock
 // filters to fail the test or do nothing when an unexpected method is called.
@@ skipping 294 matching lines @@
   scoped_refptr<MockAudioRenderer> audio_renderer_;
 
   DISALLOW_COPY_AND_ASSIGN(MockFilterCollection);
 };
 
 // Helper gmock functions that immediately executes and destroys the
 // FilterCallback on behalf of the provided filter.  Can be used when mocking
 // the Initialize() and Seek() methods.
 void RunFilterCallback(::testing::Unused, FilterCallback* callback);
 void RunFilterStatusCB(::testing::Unused, const FilterStatusCB& cb);
-void RunPipelineStatusCallback(PipelineStatus status,
-                               PipelineStatusCallback* callback);
+void RunPipelineStatusCB(PipelineStatus status, const PipelineStatusCB& cb);
 void RunFilterCallback3(::testing::Unused, FilterCallback* callback,
                         ::testing::Unused);
 
 // Helper gmock function that immediately destroys the FilterCallback on behalf
 // of the provided filter.  Can be used when mocking the Initialize() and Seek()
 // methods.
 void DestroyFilterCallback(::testing::Unused, FilterCallback* callback);
 
 // Helper gmock function that immediately executes and destroys the
 // FilterCallback on behalf of the provided filter.  Can be used when mocking
@@ skipping 22 matching lines @@
  public:
   MockStatisticsCallback();
   ~MockStatisticsCallback();
 
   MOCK_METHOD1(OnStatistics, void(const media::PipelineStatistics& statistics));
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_MOCK_FILTERS_H_