Move speech module over to Oilpan.

Source/modules/speech/SpeechSynthesisUtterance.cpp

Index: Source/modules/speech/SpeechSynthesisUtterance.cpp
diff --git a/Source/modules/speech/SpeechSynthesisUtterance.cpp b/Source/modules/speech/SpeechSynthesisUtterance.cpp
index 7031c0d90ce68e3ec1220111ff060a0fa6ae8ff8..c6b79df2a47409ff600ebd5a1b59ee9122607a27 100644
--- a/Source/modules/speech/SpeechSynthesisUtterance.cpp
+++ b/Source/modules/speech/SpeechSynthesisUtterance.cpp
@@ -28,9 +28,11 @@
 
 namespace WebCore {
 
-PassRefPtr<SpeechSynthesisUtterance> SpeechSynthesisUtterance::create(ExecutionContext* context, const String& text)
+DEFINE_GC_INFO(SpeechSynthesisUtterance);
+
+PassRefPtrWillBeRawPtr<SpeechSynthesisUtterance> SpeechSynthesisUtterance::create(ExecutionContext* context, const String& text)
 {
-    return adoptRef(new SpeechSynthesisUtterance(context, text));
+    return adoptRefCountedWillBeRefCountedGarbageCollected(new SpeechSynthesisUtterance(context, text));
 }
 
 SpeechSynthesisUtterance::SpeechSynthesisUtterance(ExecutionContext* context, const String& text)
@@ -71,4 +73,9 @@ void SpeechSynthesisUtterance::setVoice(SpeechSynthesisVoice* voice)
         m_platformUtterance->setVoice(voice->platformVoice());
 }
 
+void SpeechSynthesisUtterance::trace(Visitor* visitor)
+{
+    visitor->trace(m_voice);
+}
+
 } // namespace WebCore