Include wtf/RefCounted.h less often in modules/

Source/modules/indexeddb/IndexedDBClient.h

 /*
  * 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 11 matching lines @@
  * (INCLUDING, BUT NOT 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.
  */
 #ifndef IndexedDBClient_h
 #define IndexedDBClient_h
 
 #include "platform/heap/Handle.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefCounted.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 class ExecutionContext;
 
 class IndexedDBClient : public GarbageCollected<IndexedDBClient> {
 public:
     static IndexedDBClient* create();
     void trace(Visitor*) { }
 
     virtual bool allowIndexedDB(ExecutionContext*, const String& name) = 0;
 };
 
 typedef IndexedDBClient* CreateIndexedDBClient();
 
 void setIndexedDBClientCreateFunction(CreateIndexedDBClient);
 
 } // namespace WebCore
 
 #endif // IndexedDBClient_h