Enable Oilpan by default in modules/speech/

Source/modules/speech/SpeechRecognitionError.h

Index: Source/modules/speech/SpeechRecognitionError.h
diff --git a/Source/modules/speech/SpeechRecognitionError.h b/Source/modules/speech/SpeechRecognitionError.h
index 4b70965add7ea46516f9512012b887092bfee146..6dd99239cd25ce302fb2ca8b28d9b4644bab8117 100644
--- a/Source/modules/speech/SpeechRecognitionError.h
+++ b/Source/modules/speech/SpeechRecognitionError.h
@@ -27,7 +27,6 @@
 #define SpeechRecognitionError_h
 
 #include "modules/EventModules.h"
-#include "wtf/RefCounted.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
@@ -55,9 +54,9 @@ public:
         ErrorCodeLanguageNotSupported = 8
     };
 
-    static PassRefPtrWillBeRawPtr<SpeechRecognitionError> create(ErrorCode, const String&);
-    static PassRefPtrWillBeRawPtr<SpeechRecognitionError> create();
-    static PassRefPtrWillBeRawPtr<SpeechRecognitionError> create(const AtomicString&, const SpeechRecognitionErrorInit&);
+    static SpeechRecognitionError* create(ErrorCode, const String&);
+    static SpeechRecognitionError* create();
+    static SpeechRecognitionError* create(const AtomicString&, const SpeechRecognitionErrorInit&);
 
     const String& error() { return m_error; }
     const String& message() { return m_message; }