Use "int" instead of "long" for bindings where the WebIDL uses "long".

Source/modules/speech/SpeechRecognitionResultList.h

 /*
  * Copyright (C) 2012 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 copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 19 matching lines @@
 #include "modules/speech/SpeechRecognitionResult.h"
 #include "wtf/RefCounted.h"
 #include "wtf/Vector.h"
 
 namespace WebCore {
 
 class SpeechRecognitionResultList : public ScriptWrappable, public RefCounted<SpeechRecognitionResultList> {
 public:
     static PassRefPtr<SpeechRecognitionResultList> create(const Vector<RefPtr<SpeechRecognitionResult> >&);
 
-    unsigned long length() { return m_results.size(); }
-    SpeechRecognitionResult* item(unsigned long index);
+    unsigned length() { return m_results.size(); }
+    SpeechRecognitionResult* item(unsigned index);
 
 private:
     explicit SpeechRecognitionResultList(const Vector<RefPtr<SpeechRecognitionResult> >&);
 
     Vector<RefPtr<SpeechRecognitionResult> > m_results;
 };
 
 } // namespace WebCore
 
 #endif // SpeechRecognitionResultList_h