Media Controls: make the MediaControlsOverlayPlayButton a runtime enabled flag.

third_party/WebKit/Source/web/WebSettingsImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 603 matching lines @@
 }
 
 bool WebSettingsImpl::shrinksViewportContentToFit() const {
   return m_shrinksViewportContentToFit;
 }
 
 void WebSettingsImpl::setShouldRespectImageOrientation(bool enabled) {
   m_settings->setShouldRespectImageOrientation(enabled);
 }
 
-void WebSettingsImpl::setMediaControlsOverlayPlayButtonEnabled(bool enabled) {
-  m_settings->setMediaControlsOverlayPlayButtonEnabled(enabled);
-}
-
 void WebSettingsImpl::setMediaPlaybackRequiresUserGesture(bool required) {
   m_settings->setMediaPlaybackRequiresUserGesture(required);
 }
 
 void WebSettingsImpl::setMediaPlaybackGestureWhitelistScope(
     const WebString& scope) {
   m_settings->setMediaPlaybackGestureWhitelistScope(scope);
 }
 
 void WebSettingsImpl::setPresentationRequiresUserGesture(bool required) {
@@ skipping 88 matching lines @@
 
 void WebSettingsImpl::setExpensiveBackgroundThrottlingMaxDelay(float maxDelay) {
   m_expensiveBackgroundThrottlingMaxDelay = maxDelay;
 }
 
 void WebSettingsImpl::setMediaControlsEnabled(bool enabled) {
   m_settings->setMediaControlsEnabled(enabled);
 }
 
 }  // namespace blink