Remove unused parameter to OnError()

media/audio/win/audio_low_latency_input_win_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 <windows.h>
 #include <mmsystem.h>
 
 #include "base/basictypes.h"
 #include "base/environment.h"
 #include "base/file_util.h"
@@ skipping 24 matching lines @@
     loop->PostTask(FROM_HERE, MessageLoop::QuitClosure());
   }
 }
 
 class MockAudioInputCallback : public AudioInputStream::AudioInputCallback {
  public:
   MOCK_METHOD5(OnData, void(AudioInputStream* stream,
       const uint8* src, uint32 size,
       uint32 hardware_delay_bytes, double volume));
   MOCK_METHOD1(OnClose, void(AudioInputStream* stream));
-  MOCK_METHOD2(OnError, void(AudioInputStream* stream, int code));
+  MOCK_METHOD1(OnError, void(AudioInputStream* stream));
 };
 
 // This audio sink implementation should be used for manual tests only since
 // the recorded data is stored on a raw binary data file.
 class WriteToFileAudioSink : public AudioInputStream::AudioInputCallback {
  public:
   // Allocate space for ~10 seconds of data @ 48kHz in stereo:
   // 2 bytes per sample, 2 channels, 10ms @ 48kHz, 10 seconds <=> 1920000 bytes.
   static const size_t kMaxBufferSize = 2 * 2 * 480 * 100 * 10;
 
@@ skipping 35 matching lines @@
                       double volume) {
     // Store data data in a temporary buffer to avoid making blocking
     // fwrite() calls in the audio callback. The complete buffer will be
     // written to file in the destructor.
     if (buffer_.Append(src, size)) {
       bytes_to_write_ += size;
     }
   }
 
   virtual void OnClose(AudioInputStream* stream) {}
-  virtual void OnError(AudioInputStream* stream, int code) {}
+  virtual void OnError(AudioInputStream* stream) {}
 
  private:
   media::SeekableBuffer buffer_;
   FILE* binary_file_;
   size_t bytes_to_write_;
 };
 
 // Convenience method which ensures that we are not running on the build
 // bots and that at least one valid input device can be found. We also
 // verify that we are not running on XP since the low-latency (WASAPI-
@@ skipping 284 matching lines @@
   WriteToFileAudioSink file_sink(file_name);
   LOG(INFO) << ">> Speak into the default microphone while recording.";
   ais->Start(&file_sink);
   base::PlatformThread::Sleep(TestTimeouts::action_timeout());
   ais->Stop();
   LOG(INFO) << ">> Recording has stopped.";
   ais->Close();
 }
 
 }  // namespace media