Oilpan: fix build after r179934.

Source/core/dom/Document.cpp

Index: Source/core/dom/Document.cpp
diff --git a/Source/core/dom/Document.cpp b/Source/core/dom/Document.cpp
index 3fae4b1f9eea86152c8e55f1467b406bd227cdeb..4884d90ac84c4aaded799d3cf75fce1855b06286 100644
--- a/Source/core/dom/Document.cpp
+++ b/Source/core/dom/Document.cpp
@@ -2794,7 +2794,7 @@ EventTarget* Document::errorEventTarget()
 
 void Document::logExceptionToConsole(const String& errorMessage, const String& sourceURL, int lineNumber, int columnNumber, PassRefPtrWillBeRawPtr<ScriptCallStack> callStack)
 {
-    RefPtr<ConsoleMessage> consoleMessage = ConsoleMessage::create(JSMessageSource, ErrorMessageLevel, errorMessage, sourceURL, lineNumber);
+    RefPtrWillBeRawPtr<ConsoleMessage> consoleMessage = ConsoleMessage::create(JSMessageSource, ErrorMessageLevel, errorMessage, sourceURL, lineNumber);
     consoleMessage->setCallStack(callStack);
     addMessage(consoleMessage.release());
 }
@@ -3128,7 +3128,7 @@ void Document::processHttpEquivXFrameOptions(const AtomicString& content)
         // intent, we must navigate away from the possibly partially-rendered document to a location that
         // doesn't inherit the parent's SecurityOrigin.
         frame->navigationScheduler().scheduleLocationChange(this, SecurityOrigin::urlWithUniqueSecurityOrigin(), Referrer());
-        RefPtr<ConsoleMessage> consoleMessage = ConsoleMessage::create(SecurityMessageSource, ErrorMessageLevel, message);
+        RefPtrWillBeRawPtr<ConsoleMessage> consoleMessage = ConsoleMessage::create(SecurityMessageSource, ErrorMessageLevel, message);
         consoleMessage->setRequestIdentifier(requestIdentifier);
         addMessage(consoleMessage.release());
     }
@@ -5005,7 +5005,7 @@ void Document::reportBlockedScriptExecutionToInspector(const String& directiveTe
     InspectorInstrumentation::scriptExecutionBlockedByCSP(this, directiveText);
 }
 
-void Document::addMessage(PassRefPtr<ConsoleMessage> consoleMessage)
+void Document::addMessage(PassRefPtrWillBeRawPtr<ConsoleMessage> consoleMessage)
 {
     if (!isContextThread()) {
         m_taskRunner->postTask(AddConsoleMessageTask::create(consoleMessage->source(), consoleMessage->level(), consoleMessage->message()));