Oilpan: move WorkerGlobalScope to oilpan's heap.

Source/modules/crypto/WorkerGlobalScopeCrypto.h

Index: Source/modules/crypto/WorkerGlobalScopeCrypto.h
diff --git a/Source/modules/crypto/WorkerGlobalScopeCrypto.h b/Source/modules/crypto/WorkerGlobalScopeCrypto.h
index 9937bb6f4cea387cec74c642ef2813a3d39e5ca9..e8bb475e204c9e85d7dd3b1ccb3a4081e303a440 100644
--- a/Source/modules/crypto/WorkerGlobalScopeCrypto.h
+++ b/Source/modules/crypto/WorkerGlobalScopeCrypto.h
@@ -31,6 +31,7 @@
 #ifndef WorkerGlobalScopeCrypto_h
 #define WorkerGlobalScopeCrypto_h
 
+#include "core/workers/WorkerGlobalScope.h"
 #include "core/workers/WorkerSupplementable.h"
 #include "heap/Handle.h"
 
@@ -39,18 +40,20 @@ namespace WebCore {
 class WorkerCrypto;
 class ExecutionContext;
 
-class WorkerGlobalScopeCrypto FINAL : public WorkerSupplement {
+class WorkerGlobalScopeCrypto FINAL : public NoBaseWillBeGarbageCollected<WorkerGlobalScopeCrypto>, public WorkerSupplement {
 public:
     virtual ~WorkerGlobalScopeCrypto();
     static WorkerGlobalScopeCrypto& from(WorkerSupplementable&);
     static WorkerCrypto* crypto(WorkerSupplementable&);
     WorkerCrypto* crypto() const;
 
+    virtual void trace(Visitor*);
+
 private:
     WorkerGlobalScopeCrypto();
     static const char* supplementName();
 
-    mutable RefPtrWillBePersistent<WorkerCrypto> m_crypto;
+    mutable RefPtrWillBeMember<WorkerCrypto> m_crypto;
 };
 
 } // namespace WebCore