Oilpan: Prepare to move ImageLoader and its subclasses to Oilpan heap.

Source/core/html/HTMLInputElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2012 Samsung Electronics. All rights reserved.
@@ skipping 124 matching lines @@
     RefPtrWillBeRawPtr<HTMLInputElement> inputElement = adoptRefWillBeRefCountedGarbageCollected(new HTMLInputElement(document, form, createdByParser));
     inputElement->ensureUserAgentShadowRoot();
     return inputElement.release();
 }
 
 void HTMLInputElement::trace(Visitor* visitor)
 {
     visitor->trace(m_inputType);
     visitor->trace(m_inputTypeView);
     visitor->trace(m_listAttributeTargetObserver);
+    visitor->trace(m_imageLoader);
     HTMLTextFormControlElement::trace(visitor);
 }
 
 HTMLImageLoader* HTMLInputElement::imageLoader()
 {
     if (!m_imageLoader)
-        m_imageLoader = adoptPtr(new HTMLImageLoader(this));
+        m_imageLoader = HTMLImageLoader::create(this);
     return m_imageLoader.get();
 }
 
 void HTMLInputElement::didAddUserAgentShadowRoot(ShadowRoot&)
 {
     m_inputTypeView->createShadowSubtree();
 }
 
 void HTMLInputElement::willAddFirstAuthorShadowRoot()
 {
@@ skipping 1696 matching lines @@
     return m_inputTypeView->customStyleForRenderer(originalStyleForRenderer());
 }
 #endif
 
 bool HTMLInputElement::shouldDispatchFormControlChangeEvent(String& oldValue, String& newValue)
 {
     return m_inputType->shouldDispatchFormControlChangeEvent(oldValue, newValue);
 }
 
 } // namespace