Remove unused includes from various .cpp files in core/

Source/core/page/SpeechInput.cpp

 /*
  * Copyright (C) 2010 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 18 matching lines @@
  */
 
 #include "config.h"
 #include "core/page/SpeechInput.h"
 
 #if ENABLE(INPUT_SPEECH)
 
 #include <wtf/PassOwnPtr.h>
 #include "core/page/SpeechInputClient.h"
 #include "core/page/SpeechInputListener.h"
-#include "weborigin/SecurityOrigin.h"
 
 namespace WebCore {
 
 SpeechInput::SpeechInput(SpeechInputClient* client)
     : m_client(client)
     , m_nextListenerId(1)
 {
     m_client->setListener(this);
 }
 
@@ skipping 73 matching lines @@
 }
 
 void provideSpeechInputTo(Page* page, SpeechInputClient* client)
 {
     SpeechInput::provideTo(page, SpeechInput::supplementName(), SpeechInput::create(client));
 }
 
 } // namespace WebCore
 
 #endif // ENABLE(INPUT_SPEECH)