Revert of Move speech module over to Oilpan.

Source/modules/speech/SpeechSynthesisVoice.h

Index: Source/modules/speech/SpeechSynthesisVoice.h
diff --git a/Source/modules/speech/SpeechSynthesisVoice.h b/Source/modules/speech/SpeechSynthesisVoice.h
index fc2d7e794049a87db9040aace73a92084bff2aa1..21d17960e50a50214ca5ce3c0632ce7dc490c260 100644
--- a/Source/modules/speech/SpeechSynthesisVoice.h
+++ b/Source/modules/speech/SpeechSynthesisVoice.h
@@ -27,7 +27,6 @@
 #define SpeechSynthesisVoice_h
 
 #include "bindings/v8/ScriptWrappable.h"
-#include "heap/Handle.h"
 #include "platform/speech/PlatformSpeechSynthesisVoice.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
@@ -35,10 +34,9 @@
 
 namespace WebCore {
 
-class SpeechSynthesisVoice FINAL : public RefCountedWillBeGarbageCollectedFinalized<SpeechSynthesisVoice>, public ScriptWrappable {
-    DECLARE_GC_INFO;
+class SpeechSynthesisVoice FINAL : public ScriptWrappable, public RefCounted<SpeechSynthesisVoice> {
 public:
-    static PassRefPtrWillBeRawPtr<SpeechSynthesisVoice> create(PassRefPtr<PlatformSpeechSynthesisVoice>);
+    static PassRefPtr<SpeechSynthesisVoice> create(PassRefPtr<PlatformSpeechSynthesisVoice>);
 
     const String& voiceURI() const { return m_platformVoice->voiceURI(); }
     const String& name() const { return m_platformVoice->name(); }
@@ -47,8 +45,6 @@
     bool isDefault() const { return m_platformVoice->isDefault(); }
 
     PlatformSpeechSynthesisVoice* platformVoice() const { return m_platformVoice.get(); }
-
-    void trace(Visitor*) { }
 
 private:
     explicit SpeechSynthesisVoice(PassRefPtr<PlatformSpeechSynthesisVoice>);