Oilpan: trace HTMLConstructionSite::PendingText part object.

Source/core/html/HTMLElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2011 Motorola Mobility. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 400 matching lines @@
         exceptionState.throwDOMException(NoModificationAllowedError, "The '" + localName() + "' element does not support text insertion.");
         return;
     }
 
     ContainerNode* parent = parentNode();
     if (!parent) {
         exceptionState.throwDOMException(NoModificationAllowedError, "The element has no parent.");
         return;
     }
 
-    RefPtr<Node> prev = previousSibling();
-    RefPtr<Node> next = nextSibling();
-    RefPtr<Node> newChild;
+    RefPtrWillBeRawPtr<Node> prev = previousSibling();
+    RefPtrWillBeRawPtr<Node> next = nextSibling();
+    RefPtrWillBeRawPtr<Node> newChild = nullptr;
 
     // Convert text to fragment with <br> tags instead of linebreaks if needed.
     if (text.contains('\r') || text.contains('\n'))
         newChild = textToFragment(text, exceptionState);
     else
         newChild = Text::create(document(), text);
 
     // textToFragment might cause mutation events.
     if (!this || !parentNode())
         exceptionState.throwDOMException(HierarchyRequestError, "The element has no parent.");
 
     if (exceptionState.hadException())
         return;
 
     parent->replaceChild(newChild.release(), this, exceptionState);
 
-    RefPtr<Node> node = next ? next->previousSibling() : 0;
+    RefPtrWillBeRawPtr<Node> node = next ? next->previousSibling() : nullptr;
     if (!exceptionState.hadException() && node && node->isTextNode())
         mergeWithNextTextNode(node.release(), exceptionState);
 
     if (!exceptionState.hadException() && prev && prev->isTextNode())
         mergeWithNextTextNode(prev.release(), exceptionState);
 }
 
 void HTMLElement::applyAlignmentAttributeToStyle(const AtomicString& alignment, MutableStylePropertySet* style)
 {
     // Vertical alignment with respect to the current baseline of the text
@@ skipping 504 matching lines @@
 #ifndef NDEBUG
 
 // For use in the debugger
 void dumpInnerHTML(WebCore::HTMLElement*);
 
 void dumpInnerHTML(WebCore::HTMLElement* element)
 {
     printf("%s\n", element->innerHTML().ascii().data());
 }
 #endif