Add [WillBeGarbageCollected] to Event.idl

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 c35e4310fa675c340ea0f977d36419167c8d5a9b..1e191ca0fb80ae57610c294b1e17d03a9f3357f5 100644
--- a/Source/modules/speech/SpeechSynthesisEvent.cpp
+++ b/Source/modules/speech/SpeechSynthesisEvent.cpp
@@ -28,14 +28,14 @@
 
 namespace WebCore {
 
-PassRefPtr<SpeechSynthesisEvent> SpeechSynthesisEvent::create()
+PassRefPtrWillBeRawPtr<SpeechSynthesisEvent> SpeechSynthesisEvent::create()
 {
-    return adoptRef(new SpeechSynthesisEvent());
+    return adoptRefCountedWillBeRefCountedGarbageCollected(new SpeechSynthesisEvent());
 }
 
-PassRefPtr<SpeechSynthesisEvent> SpeechSynthesisEvent::create(const AtomicString& type, unsigned long charIndex, float elapsedTime, const String& name)
+PassRefPtrWillBeRawPtr<SpeechSynthesisEvent> SpeechSynthesisEvent::create(const AtomicString& type, unsigned long charIndex, float elapsedTime, const String& name)
 {
-    return adoptRef(new SpeechSynthesisEvent(type, charIndex, elapsedTime, name));
+    return adoptRefCountedWillBeRefCountedGarbageCollected(new SpeechSynthesisEvent(type, charIndex, elapsedTime, name));
 }
 
 SpeechSynthesisEvent::SpeechSynthesisEvent()