Remove newMediaPlaybackUi flag from content/ and Blink.

third_party/WebKit/Source/core/html/HTMLMediaElement.cpp

 /*
  * Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 3657 matching lines @@
 
 void HTMLMediaElement::setAudioSourceNode(
     AudioSourceProviderClient* sourceNode) {
   DCHECK(isMainThread());
   m_audioSourceNode = sourceNode;
 
   AudioSourceProviderClientLockScope scope(*this);
   getAudioSourceProvider().setClient(m_audioSourceNode);
 }
 
-void HTMLMediaElement::setAllowHiddenVolumeControls(bool allow) {
-  ensureMediaControls();
-  mediaControls()->setAllowHiddenVolumeControls(allow);
-}
-
 WebMediaPlayer::CORSMode HTMLMediaElement::corsMode() const {
   const AtomicString& crossOriginMode = fastGetAttribute(crossoriginAttr);
   if (crossOriginMode.isNull())
     return WebMediaPlayer::CORSModeUnspecified;
   if (equalIgnoringCase(crossOriginMode, "use-credentials"))
     return WebMediaPlayer::CORSModeUseCredentials;
   return WebMediaPlayer::CORSModeAnonymous;
 }
 
 void HTMLMediaElement::setWebLayer(WebLayer* webLayer) {
@@ skipping 399 matching lines @@
 
 IntRect HTMLMediaElement::AutoplayHelperClientImpl::absoluteBoundingBoxRect()
     const {
   IntRect result;
   if (LayoutObject* object = m_element->layoutObject())
     result = object->absoluteBoundingBoxRect();
   return result;
 }
 
 }  // namespace blink