Adds method to invoke platform provided audio input UI.

media/audio/audio_manager_base.cc

 // Copyright (c) 2010 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/audio_manager_base.h"
 #include "media/audio/audio_output_dispatcher.h"
 #include "media/audio/audio_output_proxy.h"
 
 namespace {
 const int kStreamCloseDelayMs = 5000;
@@ skipping 33 matching lines @@
   if (!initialized_)
     return NULL;
 
   scoped_refptr<AudioOutputDispatcher>& dispatcher =
       output_dispatchers_[params];
   if (!dispatcher)
     dispatcher = new AudioOutputDispatcher(this, params, kStreamCloseDelayMs);
 
   return new AudioOutputProxy(dispatcher);
 }
+
+bool AudioManagerBase::CanShowAudioInputSettings() {
+  return false;
+}
+
+void AudioManagerBase::ShowAudioInputSettings() {
+}