Making AudioManagerBase::ShutdownOnAudioThread() platform-agnostic

media/audio/android/audio_manager_android.cc

Index: media/audio/android/audio_manager_android.cc
diff --git a/media/audio/android/audio_manager_android.cc b/media/audio/android/audio_manager_android.cc
index 17567885331622d651a43c1573ee17bb07f691f8..1d29ed1197f0d02a2bef0330abaf31718bfe92f2 100644
--- a/media/audio/android/audio_manager_android.cc
+++ b/media/audio/android/audio_manager_android.cc
@@ -72,8 +72,8 @@ void AudioManagerAndroid::InitializeIfNeeded() {
                  base::Unretained(this)));
 }
 
-void AudioManagerAndroid::ShutdownOnAudioThread() {
-  AudioManagerBase::ShutdownOnAudioThread();
+void AudioManagerAndroid::ShutdownOnAudioThread(bool immediately) {
+  AudioManagerBase::ShutdownOnAudioThread(immediately);
 
   // Destory java android manager here because it can only be accessed on the
   // audio thread.