Remove unused parameter to OnError()

media/audio/audio_input_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 "base/basictypes.h"
 #include "base/environment.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/threading/platform_thread.h"
 #include "media/audio/audio_io.h"
@@ skipping 21 matching lines @@
                       double volume) OVERRIDE {
     ++callback_count_;
     // Read the first byte to make sure memory is good.
     if (size) {
       ASSERT_LE(static_cast<int>(size), max_data_bytes_);
       int value = data[0];
       EXPECT_GE(value, 0);
     }
   }
   virtual void OnClose(AudioInputStream* stream) OVERRIDE {}
-  virtual void OnError(AudioInputStream* stream, int code) OVERRIDE {
+  virtual void OnError(AudioInputStream* stream) OVERRIDE {
     ++had_error_;
   }
   // Returns how many times OnData() has been called.
   int callback_count() const {
     return callback_count_;
   }
   // Returns how many times the OnError callback was called.
   int had_error() const {
     return had_error_;
   }
@@ skipping 127 matching lines @@
       base::TimeDelta::FromMilliseconds(690));
   message_loop.Run();
   EXPECT_GE(test_callback.callback_count(), 1);
   EXPECT_FALSE(test_callback.had_error());
 
   ais->Stop();
   ais->Close();
 }
 
 }  // namespace media