Disallow redundant Bind calls.

media/audio/android/audio_manager_android.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 "media/audio/android/audio_manager_android.h"
 
 #include "base/android/build_info.h"
 #include "base/android/context_utils.h"
 #include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
@@ skipping 64 matching lines @@
   if (j_audio_manager_.is_null())
     return;
   DVLOG(2) << "Destroying Java part of the audio manager";
   Java_AudioManagerAndroid_close(base::android::AttachCurrentThread(),
                                  j_audio_manager_);
   j_audio_manager_.Reset();
 }
 
 void AudioManagerAndroid::InitializeIfNeeded() {
   GetTaskRunner()->PostTask(
-      FROM_HERE, base::Bind(base::Bind(base::IgnoreResult(
-                                &AudioManagerAndroid::GetJavaAudioManager)),
-                            base::Unretained(this)));
+      FROM_HERE,
+      base::Bind(base::IgnoreResult(&AudioManagerAndroid::GetJavaAudioManager),
+                 base::Unretained(this)));
 }
 
 bool AudioManagerAndroid::HasAudioOutputDevices() {
   return true;
 }
 
 bool AudioManagerAndroid::HasAudioInputDevices() {
   return true;
 }
 
@@ skipping 326 matching lines @@
   output_volume_override_ = volume;
 
   DCHECK(GetTaskRunner()->BelongsToCurrentThread());
   for (OutputStreams::iterator it = streams_.begin();
        it != streams_.end(); ++it) {
     (*it)->SetVolume(volume);
   }
 }
 
 }  // namespace media