Oilpan: Prepare moving InspectorAgent related classes to oilpan

Source/core/inspector/InspectorConsoleAgent.cpp

 /*
  * Copyright (C) 2011 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.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 57 matching lines @@
     , m_frontend(0)
     , m_expiredConsoleMessageCount(0)
     , m_enabled(false)
 {
 }
 
 InspectorConsoleAgent::~InspectorConsoleAgent()
 {
 #if !ENABLE(OILPAN)
     m_instrumentingAgents->setInspectorConsoleAgent(0);
-    m_instrumentingAgents = nullptr;
 #endif
-    m_state = 0;
-    m_injectedScriptManager = 0;
 }
 
 void InspectorConsoleAgent::trace(Visitor* visitor)
 {
     visitor->trace(m_timelineAgent);
+    visitor->trace(m_injectedScriptManager);
     InspectorBaseAgent::trace(visitor);
 }
 
 void InspectorConsoleAgent::init()
 {
     m_instrumentingAgents->setInspectorConsoleAgent(this);
 }
 
 void InspectorConsoleAgent::enable(ErrorString*)
 {
@@ skipping 236 matching lines @@
     int m_heapObjectId;
 };
 
 void InspectorConsoleAgent::addInspectedHeapObject(ErrorString*, int inspectedHeapObjectId)
 {
     m_injectedScriptManager->injectedScriptHost()->addInspectedObject(adoptPtr(new InspectableHeapObject(inspectedHeapObjectId)));
 }
 
 } // namespace blink