Remove VideoRenderer::Pause() as it serves no real purpose.

media/base/pipeline_unittest.cc

 // 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.
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/stl_util.h"
 #include "base/test/simple_test_tick_clock.h"
@@ skipping 251 matching lines @@
       EXPECT_CALL(*audio_renderer_, Flush(_))
           .WillOnce(RunClosure<0>());
       EXPECT_CALL(*audio_renderer_, Preroll(seek_time, _))
           .WillOnce(RunCallback<1>(PIPELINE_OK));
       EXPECT_CALL(*audio_renderer_, SetPlaybackRate(_));
       EXPECT_CALL(*audio_renderer_, SetVolume(_));
       EXPECT_CALL(*audio_renderer_, Play());
     }
 
     if (video_stream_) {
-      EXPECT_CALL(*video_renderer_, Pause(_))
-          .WillOnce(RunClosure<0>());
       EXPECT_CALL(*video_renderer_, Flush(_))
           .WillOnce(RunClosure<0>());
       EXPECT_CALL(*video_renderer_, Preroll(seek_time, _))
           .WillOnce(RunCallback<1>(PIPELINE_OK));
       EXPECT_CALL(*video_renderer_, SetPlaybackRate(_));
       EXPECT_CALL(*video_renderer_, Play(_))
           .WillOnce(RunClosure<0>());
     }
 
     EXPECT_CALL(callbacks_, OnPrerollCompleted());
@@ skipping 760 matching lines @@
       } else {
         status = PIPELINE_ERROR_READ;
         EXPECT_CALL(*audio_renderer_, Pause())
             .WillOnce(SetError(pipeline_.get(), status));
       }
 
       return status;
     }
 
     EXPECT_CALL(*audio_renderer_, Pause());
-    EXPECT_CALL(*video_renderer_, Pause(_)).WillOnce(RunClosure<0>());
 
     if (state == kFlushing) {
       if (stop_or_error == kStop) {
         EXPECT_CALL(*audio_renderer_, Flush(_))
             .WillOnce(DoAll(Stop(pipeline_.get(), stop_cb), RunClosure<0>()));
       } else {
         status = PIPELINE_ERROR_READ;
         EXPECT_CALL(*audio_renderer_, Flush(_)).WillOnce(
             DoAll(SetError(pipeline_.get(), status), RunClosure<0>()));
       }
@@ skipping 115 matching lines @@
 INSTANTIATE_TEARDOWN_TEST(Error, Pausing);
 INSTANTIATE_TEARDOWN_TEST(Error, Flushing);
 INSTANTIATE_TEARDOWN_TEST(Error, Seeking);
 INSTANTIATE_TEARDOWN_TEST(Error, Prerolling);
 INSTANTIATE_TEARDOWN_TEST(Error, Starting);
 INSTANTIATE_TEARDOWN_TEST(Error, Playing);
 
 INSTANTIATE_TEARDOWN_TEST(ErrorAndStop, Playing);
 
 }  // namespace media