Reverted the code for the non-interactive audible tab notification

media/base/android/media_player_android.cc

Index: media/base/android/media_player_android.cc
diff --git a/media/base/android/media_player_android.cc b/media/base/android/media_player_android.cc
index 99668e8122fa1d3afa52e4eb411fe0ef4021d783..ed38d971b0247694ad743cfd7961d40877cca82b 100644
--- a/media/base/android/media_player_android.cc
+++ b/media/base/android/media_player_android.cc
@@ -22,7 +22,6 @@ MediaPlayerAndroid::MediaPlayerAndroid(
       player_id_(player_id),
       manager_(manager),
       frame_url_(frame_url),
-      is_audible_(false),
       weak_factory_(this) {
   listener_.reset(new MediaPlayerListener(base::ThreadTaskRunnerHandle::Get(),
                                           weak_factory_.GetWeakPtr()));
@@ -91,13 +90,6 @@ void MediaPlayerAndroid::DestroyListenerOnUIThread() {
   listener_.reset();
 }
 
-void MediaPlayerAndroid::SetAudible(bool is_audible) {
-  if (is_audible_ != is_audible) {
-    is_audible_ = is_audible;
-    manager_->OnAudibleStateChanged(player_id(), is_audible_);
-  }
-}
-
 base::WeakPtr<MediaPlayerAndroid> MediaPlayerAndroid::WeakPtrForUIThread() {
   return weak_factory_.GetWeakPtr();
 }