Remove some unused includes from core/css and core/dom

Source/core/css/MediaQueryListListener.cpp

 /*
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Library General Public
  *  License as published by the Free Software Foundation; either
  *  version 2 of the License, or (at your option) any later version.
  *
  *  This library is distributed in the hope that it will be useful,
  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  *  Library General Public License for more details.
  *
  *  You should have received a copy of the GNU Library General Public License
  *  along with this library; see the file COPYING.LIB.  If not, write to
  *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  *  Boston, MA 02110-1301, USA.
  */
 
 #include "config.h"
 #include "core/css/MediaQueryListListener.h"
 
 #include "V8MediaQueryList.h"
 #include "bindings/v8/ScriptFunctionCall.h"
-#include "core/css/MediaQueryList.h"
 
 namespace WebCore {
 
 void MediaQueryListListener::queryChanged(ScriptState* state, MediaQueryList* query)
 {
     ScriptCallback callback(state, m_value);
     v8::HandleScope handleScope;
 
     v8::Handle<v8::Context> context = state->context();
     if (context.IsEmpty())
         return; // JS may not be enabled.
 
     v8::Context::Scope scope(context);
     callback.appendArgument(toV8(query, v8::Handle<v8::Object>(), context->GetIsolate()));
     callback.call();
 }
 
 }