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

Source/modules/speech/SpeechSynthesisEvent.cpp

Index: Source/modules/speech/SpeechSynthesisEvent.cpp
diff --git a/Source/modules/speech/SpeechSynthesisEvent.cpp b/Source/modules/speech/SpeechSynthesisEvent.cpp
index 10a58a2363b937560dd0efe0b562b13679220d47..796375773816134b7ea3ccc2126fef4953bb7d0d 100644
--- a/Source/modules/speech/SpeechSynthesisEvent.cpp
+++ b/Source/modules/speech/SpeechSynthesisEvent.cpp
@@ -33,7 +33,7 @@ PassRefPtr<SpeechSynthesisEvent> SpeechSynthesisEvent::create()
     return adoptRef(new SpeechSynthesisEvent());
 }
 
-PassRefPtr<SpeechSynthesisEvent> SpeechSynthesisEvent::create(const AtomicString& type, unsigned long charIndex, float elapsedTime, const String& name)
+PassRefPtr<SpeechSynthesisEvent> SpeechSynthesisEvent::create(const AtomicString& type, unsigned charIndex, float elapsedTime, const String& name)
 {
     return adoptRef(new SpeechSynthesisEvent(type, charIndex, elapsedTime, name));
 }
@@ -43,7 +43,7 @@ SpeechSynthesisEvent::SpeechSynthesisEvent()
     ScriptWrappable::init(this);
 }
 
-SpeechSynthesisEvent::SpeechSynthesisEvent(const AtomicString& type, unsigned long charIndex, float elapsedTime, const String& name)
+SpeechSynthesisEvent::SpeechSynthesisEvent(const AtomicString& type, unsigned charIndex, float elapsedTime, const String& name)
     : Event(type, false, false)
     , m_charIndex(charIndex)
     , m_elapsedTime(elapsedTime)