Remove duplicated headers from modules/

Source/modules/indexeddb/IDBKeyRange.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:
  *
  * 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
@@ skipping 13 matching lines @@
  */
 
 #include "config.h"
 #include "modules/indexeddb/IDBKeyRange.h"
 
 #include "bindings/v8/DOMRequestState.h"
 #include "bindings/v8/ExceptionState.h"
 #include "bindings/v8/IDBBindingUtilities.h"
 #include "core/dom/ExceptionCode.h"
 #include "modules/indexeddb/IDBDatabase.h"
-#include "modules/indexeddb/IDBKey.h"
 
 namespace WebCore {
 
 PassRefPtr<IDBKeyRange> IDBKeyRange::create(PassRefPtr<IDBKey> prpKey)
 {
     RefPtr<IDBKey> key = prpKey;
     return adoptRef(new IDBKeyRange(key, key, LowerBoundClosed, UpperBoundClosed));
 }
 
 PassRefPtr<IDBKeyRange> IDBKeyRange::fromScriptValue(ExecutionContext* context, const ScriptValue& value, ExceptionState& es)
@@ skipping 109 matching lines @@
 {
     if (m_lowerType != LowerBoundClosed || m_upperType != UpperBoundClosed)
         return false;
 
     ASSERT(m_lower);
     ASSERT(m_upper);
     return m_lower->isEqual(m_upper.get());
 }
 
 } // namespace WebCore