Oilpan: Move core/xml/ to oilpan's heap

Source/core/inspector/InspectorDOMAgent.cpp

Index: Source/core/inspector/InspectorDOMAgent.cpp
diff --git a/Source/core/inspector/InspectorDOMAgent.cpp b/Source/core/inspector/InspectorDOMAgent.cpp
index 4dd5f42c14f1aa0cd2f6e380cc8810afec1ac478..914576d648b1b89fe5c5984754f6ca2510d11c51 100644
--- a/Source/core/inspector/InspectorDOMAgent.cpp
+++ b/Source/core/inspector/InspectorDOMAgent.cpp
@@ -1008,7 +1008,7 @@ void InspectorDOMAgent::performSearch(ErrorString*, const String& whitespaceTrim
         for (Vector<Document*>::iterator it = docs.begin(); it != docs.end(); ++it) {
             Document* document = *it;
             TrackExceptionState exceptionState;
-            RefPtr<XPathResult> result = DocumentXPathEvaluator::evaluate(document, whitespaceTrimmedQuery, document, 0, XPathResult::ORDERED_NODE_SNAPSHOT_TYPE, 0, exceptionState);
+            RefPtrWillBeRawPtr<XPathResult> result = DocumentXPathEvaluator::evaluate(document, whitespaceTrimmedQuery, document, 0, XPathResult::ORDERED_NODE_SNAPSHOT_TYPE, 0, exceptionState);
             if (exceptionState.hadException() || !result)
                 continue;