Revert of Enable Oilpan by default in modules/speech/

Source/modules/speech/SpeechGrammarList.h

 /*
  * Copyright (C) 2012 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:
  *  * Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  *  * Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 11 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef SpeechGrammarList_h
 #define SpeechGrammarList_h
 
 #include "bindings/v8/ScriptWrappable.h"
 #include "modules/speech/SpeechGrammar.h"
 #include "platform/heap/Handle.h"
+#include "wtf/RefCounted.h"
+#include "wtf/Vector.h"
 
 namespace WebCore {
 
 class ExecutionContext;
 
-class SpeechGrammarList : public GarbageCollectedFinalized<SpeechGrammarList>, public ScriptWrappable {
+class SpeechGrammarList : public RefCountedWillBeGarbageCollectedFinalized<SpeechGrammarList>, public ScriptWrappable {
 public:
-    static SpeechGrammarList* create();
+    static PassRefPtrWillBeRawPtr<SpeechGrammarList> create();
 
     unsigned long length() const { return m_grammars.size(); }
     SpeechGrammar* item(unsigned long) const;
 
     void addFromUri(ExecutionContext*, const String& src, double weight = 1.0);
     void addFromString(const String&, double weight = 1.0);
 
     void trace(Visitor*);
 
 private:
     SpeechGrammarList();
 
-    HeapVector<Member<SpeechGrammar> > m_grammars;
+    WillBeHeapVector<RefPtrWillBeMember<SpeechGrammar> > m_grammars;
 };
 
 } // namespace WebCore
 
 #endif // SpeechGrammarList_h