Clean up unnecessary PassRefPtr.h include in modules

Source/modules/geolocation/PositionError.h

 /*
  * Copyright (C) 2008 Apple 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 10 matching lines @@
  * 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 PositionError_h
 #define PositionError_h
 
 #include "bindings/v8/ScriptWrappable.h"
 #include "platform/heap/Handle.h"
-#include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 class PositionError : public RefCountedWillBeGarbageCollectedFinalized<PositionError>, public ScriptWrappable {
 public:
     enum ErrorCode {
         PERMISSION_DENIED = 1,
         POSITION_UNAVAILABLE = 2,
@@ skipping 20 matching lines @@
     ErrorCode m_code;
     String m_message;
     // Whether the error is fatal, such that no request can ever obtain a good
     // position fix in the future.
     bool m_isFatal;
 };
 
 } // namespace WebCore
 
 #endif // PositionError_h