Move ResourceOwner on to the oilpan heap.

third_party/WebKit/Source/core/dom/PendingScript.h

 /*
  * Copyright (C) 2010 Google, Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef PendingScript_h
 #define PendingScript_h
 
+#include "bindings/core/v8/ScriptStreamer.h"
 #include "core/CoreExport.h"
 #include "core/fetch/ResourceOwner.h"
 #include "core/fetch/ScriptResource.h"
 #include "platform/heap/Handle.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefPtr.h"
 #include "wtf/text/TextPosition.h"
 
 namespace blink {
 
 class Element;
 class ScriptSourceCode;
-class ScriptStreamer;
 
 // A container for an external script which may be loaded and executed.
 //
 // A ResourcePtr alone does not prevent the underlying Resource
 // from purging its data buffer. This class holds a dummy client open for its
 // lifetime in order to guarantee that the data buffer will not be purged.
-class CORE_EXPORT PendingScript final : public ResourceOwner<ScriptResource> {
-    DISALLOW_NEW_EXCEPT_PLACEMENT_NEW();
+class CORE_EXPORT PendingScript final : public NoBaseWillBeGarbageCollectedFinalized<PendingScript>, public ResourceOwner<ScriptResource> {
+    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(PendingScript);
 public:
-    enum Type {
-        ParsingBlocking,
-        Deferred,
-        Async
-    };
-
-    PendingScript();
-    PendingScript(Element*, ScriptResource*);
-    PendingScript(const PendingScript&);
-    ~PendingScript();
+    static PassOwnPtrWillBeRawPtr<PendingScript> create(Element*, ScriptResource*);
+    ~PendingScript() override;
 
     PendingScript& operator=(const PendingScript&);
 
     TextPosition startingPosition() const { return m_startingPosition; }
     void setStartingPosition(const TextPosition& position) { m_startingPosition = position; }
 
     void watchForLoad(ScriptResourceClient*);
     void stopWatchingForLoad(ScriptResourceClient*);
 
     Element* element() const { return m_element.get(); }
     void setElement(Element*);
     PassRefPtrWillBeRawPtr<Element> releaseElementAndClear();
 
     void setScriptResource(ScriptResource*);
 
     void notifyFinished(Resource*) override;
     String debugName() const override { return "PendingScript"; }
     void notifyAppendData(ScriptResource*) override;
 
     DECLARE_TRACE();
 
     ScriptSourceCode getSource(const KURL& documentURL, bool& errorOccurred) const;
 
     void setStreamer(PassRefPtrWillBeRawPtr<ScriptStreamer>);
 
     bool isReady() const;
 
 private:
+    PendingScript(Element*, ScriptResource*);
+
     bool m_watchingForLoad;
     RefPtrWillBeMember<Element> m_element;
     TextPosition m_startingPosition; // Only used for inline script tags.
     bool m_integrityFailure;
 
     RefPtrWillBeMember<ScriptStreamer> m_streamer;
 };
 
 } // namespace blink
 
 #endif // PendingScript_h