Remove unnecessary ExceptionCode.h inclusion

third_party/WebKit/Source/modules/mediastream/MediaDevicesRequest.cpp

 /*
  * Copyright (C) 2014 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 11 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "modules/mediastream/MediaDevicesRequest.h"
 
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "bindings/core/v8/ScriptState.h"
 #include "core/dom/DOMException.h"
 #include "core/dom/Document.h"
-#include "core/dom/ExceptionCode.h"
 #include "modules/mediastream/UserMediaController.h"
 
 namespace blink {
 
 MediaDevicesRequest* MediaDevicesRequest::create(ScriptState* state, UserMediaController* controller)
 {
     MediaDevicesRequest* request = new MediaDevicesRequest(state, controller);
     request->suspendIfNeeded();
     return request;
 }
@@ skipping 41 matching lines @@
 }
 
 DEFINE_TRACE(MediaDevicesRequest)
 {
     visitor->trace(m_controller);
     visitor->trace(m_resolver);
     ActiveDOMObject::trace(visitor);
 }
 
 } // namespace blink