Remove unused parameter to OnError()

media/audio/cras/cras_output_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 <string>
 
 #include "base/threading/thread.h"
 #include "media/audio/cras/audio_manager_cras.h"
 #include "media/audio/cras/cras_output.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using testing::_;
 using testing::DoAll;
 using testing::Return;
 using testing::SetArgumentPointee;
 using testing::StrictMock;
 
 namespace media {
 
 class MockAudioSourceCallback : public AudioOutputStream::AudioSourceCallback {
  public:
   MOCK_METHOD2(OnMoreData, int(AudioBus* audio_bus,
                                AudioBuffersState buffers_state));
   MOCK_METHOD3(OnMoreIOData, int(AudioBus* source,
                                  AudioBus* dest,
                                  AudioBuffersState buffers_state));
-  MOCK_METHOD2(OnError, void(AudioOutputStream* stream, int code));
+  MOCK_METHOD1(OnError, void(AudioOutputStream* stream));
 };
 
 class MockAudioManagerCras : public AudioManagerCras {
  public:
   MOCK_METHOD0(Init, void());
   MOCK_METHOD0(HasAudioOutputDevices, bool());
   MOCK_METHOD0(HasAudioInputDevices, bool());
   MOCK_METHOD1(MakeLinearOutputStream, AudioOutputStream*(
       const AudioParameters& params));
   MOCK_METHOD1(MakeLowLatencyOutputStream, AudioOutputStream*(
@@ skipping 173 matching lines @@
 
   // Stop.
   test_stream->Stop();
   EXPECT_EQ(CrasOutputStream::kIsStopped, test_stream->state());
 
   // Close the stream.
   test_stream->Close();
 }
 
 }  // namespace media