Remove unnecessary inclusions of LayoutObject-derived headers in core/html/

third_party/WebKit/Source/core/html/track/vtt/VTTRegion.cpp

 /*
  * Copyright (C) 2013 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 17 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "core/html/track/vtt/VTTRegion.h"
 
 #include "bindings/core/v8/ExceptionMessages.h"
 #include "bindings/core/v8/ExceptionState.h"
 #include "core/dom/ClientRect.h"
 #include "core/dom/DOMTokenList.h"
 #include "core/dom/ElementTraversal.h"
+#include "core/dom/ExceptionCode.h"
 #include "core/html/HTMLDivElement.h"
 #include "core/html/track/vtt/VTTParser.h"
 #include "core/html/track/vtt/VTTScanner.h"
-#include "core/layout/LayoutInline.h"
-#include "core/layout/LayoutObject.h"
 #include "platform/Logging.h"
 #include "wtf/MathExtras.h"
 #include "wtf/text/StringBuilder.h"
 
 #define VTT_LOG_LEVEL 3
 
 namespace blink {
 
 // The following values default values are defined within the WebVTT Regions Spec.
 // https://dvcs.w3.org/hg/text-tracks/raw-file/default/608toVTT/region.html
@@ skipping 418 matching lines @@
 }
 
 DEFINE_TRACE(VTTRegion)
 {
     visitor->trace(m_cueContainer);
     visitor->trace(m_regionDisplayTree);
     visitor->trace(m_track);
 }
 
 } // namespace blink