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

Source/modules/mediastream/RTCDTMFSender.h

 /*
  * Copyright (C) 2013 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 30 matching lines @@
 class RTCPeerConnectionHandler;
 
 class RTCDTMFSender : public RefCounted<RTCDTMFSender>, public ScriptWrappable, public EventTarget, public RTCDTMFSenderHandlerClient, public ActiveDOMObject {
 public:
     static PassRefPtr<RTCDTMFSender> create(ScriptExecutionContext*, RTCPeerConnectionHandler*, PassRefPtr<MediaStreamTrack>, ExceptionState&);
     ~RTCDTMFSender();
 
     bool canInsertDTMF() const;
     MediaStreamTrack* track() const;
     String toneBuffer() const;
-    long duration() const { return m_duration; }
-    long interToneGap() const { return m_interToneGap; }
+    int duration() const { return m_duration; }
+    int interToneGap() const { return m_interToneGap; }
 
     void insertDTMF(const String& tones, ExceptionState&);
-    void insertDTMF(const String& tones, long duration, ExceptionState&);
-    void insertDTMF(const String& tones, long duration, long interToneGap, ExceptionState&);
+    void insertDTMF(const String& tones, int duration, ExceptionState&);
+    void insertDTMF(const String& tones, int duration, int interToneGap, ExceptionState&);
 
     DEFINE_ATTRIBUTE_EVENT_LISTENER(tonechange);
 
     // EventTarget
     virtual const AtomicString& interfaceName() const OVERRIDE;
     virtual ScriptExecutionContext* scriptExecutionContext() const OVERRIDE;
 
     // ActiveDOMObject
     virtual void stop() OVERRIDE;
 
@@ skipping 10 matching lines @@
     virtual EventTargetData* eventTargetData() OVERRIDE;
     virtual EventTargetData* ensureEventTargetData() OVERRIDE;
     virtual void refEventTarget() OVERRIDE { ref(); }
     virtual void derefEventTarget() OVERRIDE { deref(); }
     EventTargetData m_eventTargetData;
 
     // RTCDTMFSenderHandlerClient
     virtual void didPlayTone(const String&) OVERRIDE;
 
     RefPtr<MediaStreamTrack> m_track;
-    long m_duration;
-    long m_interToneGap;
+    int m_duration;
+    int m_interToneGap;
 
     OwnPtr<RTCDTMFSenderHandler> m_handler;
 
     bool m_stopped;
 
     Timer<RTCDTMFSender> m_scheduledEventTimer;
     Vector<RefPtr<Event> > m_scheduledEvents;
 };
 
 } // namespace WebCore
 
 #endif // RTCDTMFSender_h