Oilpan: move WorkerThreadStartupData to the oilpan heap.

Source/core/workers/WorkerThreadStartupData.h

Index: Source/core/workers/WorkerThreadStartupData.h
diff --git a/Source/core/workers/WorkerThreadStartupData.h b/Source/core/workers/WorkerThreadStartupData.h
index c62a83052fa4b7ef6739079aedbb3b012abe6ae5..87befaf94ebe6839dc88681cbbf84970adfc9de2 100644
--- a/Source/core/workers/WorkerThreadStartupData.h
+++ b/Source/core/workers/WorkerThreadStartupData.h
@@ -43,12 +43,13 @@ namespace WebCore {
 
 class WorkerClients;
 
-struct WorkerThreadStartupData {
-    WTF_MAKE_NONCOPYABLE(WorkerThreadStartupData); WTF_MAKE_FAST_ALLOCATED;
+class WorkerThreadStartupData : public NoBaseWillBeGarbageCollectedFinalized<WorkerThreadStartupData> {
+    WTF_MAKE_NONCOPYABLE(WorkerThreadStartupData);
+    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
 public:
-    static PassOwnPtr<WorkerThreadStartupData> create(const KURL& scriptURL, const String& userAgent, const String& sourceCode, WorkerThreadStartMode startMode, const String& contentSecurityPolicy, ContentSecurityPolicyHeaderType contentSecurityPolicyType, PassOwnPtr<WorkerClients> workerClients)
+    static PassOwnPtrWillBeRawPtr<WorkerThreadStartupData> create(const KURL& scriptURL, const String& userAgent, const String& sourceCode, WorkerThreadStartMode startMode, const String& contentSecurityPolicy, ContentSecurityPolicyHeaderType contentSecurityPolicyType, PassOwnPtr<WorkerClients> workerClients)
     {
-        return adoptPtr(new WorkerThreadStartupData(scriptURL, userAgent, sourceCode, startMode, contentSecurityPolicy, contentSecurityPolicyType, workerClients));
+        return adoptPtrWillBeNoop(new WorkerThreadStartupData(scriptURL, userAgent, sourceCode, startMode, contentSecurityPolicy, contentSecurityPolicyType, workerClients));
     }
 
     ~WorkerThreadStartupData();
@@ -61,6 +62,8 @@ public:
     ContentSecurityPolicyHeaderType m_contentSecurityPolicyType;
     OwnPtr<WorkerClients> m_workerClients;
 
+    void trace(Visitor*) { }
+
 private:
     WorkerThreadStartupData(const KURL& scriptURL, const String& userAgent, const String& sourceCode, WorkerThreadStartMode, const String& contentSecurityPolicy, ContentSecurityPolicyHeaderType contentSecurityPolicyType, PassOwnPtr<WorkerClients>);
 };