Remove TextTrack.regions and VTTRegionList

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

 /*
  * Copyright (C) 2011 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:
  * 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 269 matching lines @@
 void HTMLTrackElement::newCuesAvailable(TextTrackLoader* loader) {
   DCHECK_EQ(m_loader, loader);
   DCHECK(m_track);
 
   HeapVector<Member<TextTrackCue>> newCues;
   m_loader->getNewCues(newCues);
 
   m_track->addListOfCues(newCues);
 }
 
-void HTMLTrackElement::newRegionsAvailable(TextTrackLoader* loader) {
-  DCHECK_EQ(m_loader, loader);
-  DCHECK(m_track);
-
-  HeapVector<Member<VTTRegion>> newRegions;
-  m_loader->getNewRegions(newRegions);
-
-  m_track->addRegions(newRegions);
-}
-
 void HTMLTrackElement::cueLoadingCompleted(TextTrackLoader* loader,
                                            bool loadingFailed) {
   DCHECK_EQ(m_loader, loader);
 
   didCompleteLoad(loadingFailed ? Failure : Success);
 }
 
 // NOTE: The values in the TextTrack::ReadinessState enum must stay in sync with
 // those in HTMLTrackElement::ReadyState.
 static_assert(
@@ skipping 38 matching lines @@
   return nullptr;
 }
 
 DEFINE_TRACE(HTMLTrackElement) {
   visitor->trace(m_track);
   visitor->trace(m_loader);
   HTMLElement::trace(visitor);
 }
 
 }  // namespace blink