Oilpan: have Console be on the heap by default.

Source/core/frame/ConsoleBase.h

 /*
  * Copyright (C) 2007 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * 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.
@@ skipping 20 matching lines @@
 #define ConsoleBase_h
 
 #include "bindings/core/v8/ScriptState.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/inspector/ConsoleAPITypes.h"
 #include "core/inspector/ScriptCallStack.h"
 #include "core/frame/ConsoleTypes.h"
 #include "core/frame/DOMWindowProperty.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
-#include "wtf/PassRefPtr.h"
-#include "wtf/RefCounted.h"
 
 namespace blink {
 
 class ConsoleMessage;
 class ScriptArguments;
 
-class ConsoleBase : public RefCountedWillBeGarbageCollectedFinalized<ConsoleBase>, public ScriptWrappable {
+class ConsoleBase : public GarbageCollectedFinalized<ConsoleBase>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 public:
     void debug(ScriptState*, PassRefPtrWillBeRawPtr<ScriptArguments>);
     void error(ScriptState*, PassRefPtrWillBeRawPtr<ScriptArguments>);
     void info(ScriptState*, PassRefPtrWillBeRawPtr<ScriptArguments>);
     void log(ScriptState*, PassRefPtrWillBeRawPtr<ScriptArguments>);
     void clear(ScriptState*, PassRefPtrWillBeRawPtr<ScriptArguments>);
     void warn(ScriptState*, PassRefPtrWillBeRawPtr<ScriptArguments>);
     void dir(ScriptState*, PassRefPtrWillBeRawPtr<ScriptArguments>);
     void dirxml(ScriptState*, PassRefPtrWillBeRawPtr<ScriptArguments>);
@@ skipping 24 matching lines @@
 private:
     void internalAddMessage(MessageType, MessageLevel, ScriptState*, PassRefPtrWillBeRawPtr<ScriptArguments>, bool acceptNoArguments = false, bool printTrace = false);
 
     HashCountedSet<String> m_counts;
     HashMap<String, double> m_times;
 };
 
 } // namespace blink
 
 #endif // ConsoleBase_h