Remove unnecessary includes from Document.h

third_party/WebKit/Source/modules/speech/testing/InternalsSpeechSynthesis.cpp

 /*
  * Copyright (C) 2013 Samsung Electronics. 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 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (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 "InternalsSpeechSynthesis.h"
 
 #include "core/dom/Document.h"
+#include "core/frame/LocalDOMWindow.h"
 #include "core/testing/Internals.h"
 #include "modules/speech/DOMWindowSpeechSynthesis.h"
 #include "modules/speech/SpeechSynthesis.h"
 #include "modules/speech/testing/PlatformSpeechSynthesizerMock.h"
 
 namespace blink {
 
 void InternalsSpeechSynthesis::enableMockSpeechSynthesizer(Internals&, Document* document)
 {
     ASSERT(document && document->domWindow());
 
     SpeechSynthesis* synthesis = DOMWindowSpeechSynthesis::speechSynthesis(*document->domWindow());
     if (!synthesis)
         return;
 
     synthesis->setPlatformSynthesizer(PlatformSpeechSynthesizerMock::create(synthesis));
 }
 
 } // namespace blink