Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/workers/WorkerScriptLoader.h

Index: third_party/WebKit/Source/core/workers/WorkerScriptLoader.h
diff --git a/third_party/WebKit/Source/core/workers/WorkerScriptLoader.h b/third_party/WebKit/Source/core/workers/WorkerScriptLoader.h
index a4e1d5b5ae4553fdc546beecd6a8e51277de7891..4ae87f6f33ec76462209e319c7e5bca6db0b5357 100644
--- a/third_party/WebKit/Source/core/workers/WorkerScriptLoader.h
+++ b/third_party/WebKit/Source/core/workers/WorkerScriptLoader.h
@@ -78,7 +78,7 @@ public:
     const Vector<char>* cachedMetadata() const { return m_cachedMetadata.get(); }
 
     ContentSecurityPolicy* contentSecurityPolicy() { return m_contentSecurityPolicy.get(); }
-    PassRefPtrWillBeRawPtr<ContentSecurityPolicy> releaseContentSecurityPolicy() { return m_contentSecurityPolicy.release(); }
+    RawPtr<ContentSecurityPolicy> releaseContentSecurityPolicy() { return m_contentSecurityPolicy.release(); }
 
     // ThreadableLoaderClient
     void didReceiveResponse(unsigned long /*identifier*/, const ResourceResponse&, PassOwnPtr<WebDataConsumerHandle>) override;
@@ -118,7 +118,7 @@ private:
     long long m_appCacheID;
     OwnPtr<Vector<char>> m_cachedMetadata;
     WebURLRequest::RequestContext m_requestContext;
-    RefPtrWillBePersistent<ContentSecurityPolicy> m_contentSecurityPolicy;
+    Persistent<ContentSecurityPolicy> m_contentSecurityPolicy;
 };
 
 } // namespace blink