Oilpan: enable Oilpan by default in modules/quota.

Source/modules/quota/StorageQuota.h

Index: Source/modules/quota/StorageQuota.h
diff --git a/Source/modules/quota/StorageQuota.h b/Source/modules/quota/StorageQuota.h
index c3cde30513c7127c2265ba4d674b56aaeb29a284..bb7ac2eb16be96489d46a49d1f55f41332340230 100644
--- a/Source/modules/quota/StorageQuota.h
+++ b/Source/modules/quota/StorageQuota.h
@@ -35,18 +35,16 @@
 #include "bindings/v8/ScriptWrappable.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefCounted.h"
 
 namespace WebCore {
 
 class ExecutionContext;
 
-class StorageQuota FINAL : public RefCountedWillBeGarbageCollectedFinalized<StorageQuota>, public ScriptWrappable {
+class StorageQuota FINAL : public GarbageCollectedFinalized<StorageQuota>, public ScriptWrappable {
 public:
-    static PassRefPtrWillBeRawPtr<StorageQuota> create()
+    static StorageQuota* create()
     {
-        return adoptRefWillBeNoop(new StorageQuota());
+        return new StorageQuota();
     }
 
     Vector<String> supportedTypes() const;