Oilpan: have xml/ objects on the heap by default.

Source/core/xml/DocumentXPathEvaluator.cpp

 /*
  * Copyright (C) 2013 Google, Inc.
  *
  * 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
@@ skipping 28 matching lines @@
 DocumentXPathEvaluator& DocumentXPathEvaluator::from(WillBeHeapSupplementable<Document>& document)
 {
     DocumentXPathEvaluator* cache = static_cast<DocumentXPathEvaluator*>(WillBeHeapSupplement<Document>::from(document, supplementName()));
     if (!cache) {
         cache = new DocumentXPathEvaluator();
         WillBeHeapSupplement<Document>::provideTo(document, supplementName(), adoptPtrWillBeNoop(cache));
     }
     return *cache;
 }
 
-PassRefPtrWillBeRawPtr<XPathExpression> DocumentXPathEvaluator::createExpression(WillBeHeapSupplementable<Document>& document,
-    const String& expression, PassRefPtrWillBeRawPtr<XPathNSResolver> resolver, ExceptionState& exceptionState)
+XPathExpression* DocumentXPathEvaluator::createExpression(WillBeHeapSupplementable<Document>& document, const String& expression, XPathNSResolver* resolver, ExceptionState& exceptionState)
 {
     DocumentXPathEvaluator& suplement = from(document);
     if (!suplement.m_xpathEvaluator)
         suplement.m_xpathEvaluator = XPathEvaluator::create();
     return suplement.m_xpathEvaluator->createExpression(expression, resolver, exceptionState);
 }
 
-PassRefPtrWillBeRawPtr<XPathNSResolver> DocumentXPathEvaluator::createNSResolver(WillBeHeapSupplementable<Document>& document, Node* nodeResolver)
+XPathNSResolver* DocumentXPathEvaluator::createNSResolver(WillBeHeapSupplementable<Document>& document, Node* nodeResolver)
 {
     DocumentXPathEvaluator& suplement = from(document);
     if (!suplement.m_xpathEvaluator)
         suplement.m_xpathEvaluator = XPathEvaluator::create();
     return suplement.m_xpathEvaluator->createNSResolver(nodeResolver);
 }
 
-PassRefPtrWillBeRawPtr<XPathResult> DocumentXPathEvaluator::evaluate(WillBeHeapSupplementable<Document>& document, const String& expression,
-    Node* contextNode, PassRefPtrWillBeRawPtr<XPathNSResolver> resolver, unsigned short type,
+XPathResult* DocumentXPathEvaluator::evaluate(WillBeHeapSupplementable<Document>& document, const String& expression,
+    Node* contextNode, XPathNSResolver* resolver, unsigned short type,
     const ScriptValue&, ExceptionState& exceptionState)
 {
     DocumentXPathEvaluator& suplement = from(document);
     if (!suplement.m_xpathEvaluator)
         suplement.m_xpathEvaluator = XPathEvaluator::create();
     return suplement.m_xpathEvaluator->evaluate(expression, contextNode, resolver, type, ScriptValue(), exceptionState);
 }
 
 DEFINE_TRACE(DocumentXPathEvaluator)
 {
     visitor->trace(m_xpathEvaluator);
     WillBeHeapSupplement<Document>::trace(visitor);
 }
 
 } // namespace blink