Oilpan: Prepare moving InspectorResourceContentLoader to Oilpan

Source/core/inspector/InspectorPageAgent.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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 462 matching lines @@
         updateViewMetricsFromState();
         updateTouchEventEmulationInPage(m_state->getBoolean(PageAgentState::touchEventEmulationEnabled));
     }
 }
 
 void InspectorPageAgent::enable(ErrorString*)
 {
     m_enabled = true;
     m_state->setBoolean(PageAgentState::pageAgentEnabled, true);
     m_instrumentingAgents->setInspectorPageAgent(this);
-    m_inspectorResourceContentLoader = adoptPtr(new InspectorResourceContentLoader(m_page));
+    m_inspectorResourceContentLoader = adoptPtrWillBeNoop(new InspectorResourceContentLoader(m_page));
+}
+
+void InspectorPageAgent::dispose()
+{
+    if (!m_inspectorResourceContentLoader)
+        return;
+    m_inspectorResourceContentLoader->dispose();
+    m_inspectorResourceContentLoader.clear();
 }
 
 void InspectorPageAgent::disable(ErrorString*)
 {
     m_enabled = false;
     m_state->setBoolean(PageAgentState::pageAgentEnabled, false);
     m_state->remove(PageAgentState::pageAgentScriptsToEvaluateOnLoad);
     m_overlay->hide();
     m_instrumentingAgents->setInspectorPageAgent(0);
-    m_inspectorResourceContentLoader.clear();
+    if (m_inspectorResourceContentLoader) {
+        m_inspectorResourceContentLoader->dispose();
+        m_inspectorResourceContentLoader.clear();
+    }
     m_deviceMetricsOverridden = false;
 
     setShowPaintRects(0, false);
     setShowDebugBorders(0, false);
     setShowFPSCounter(0, false);
     setEmulatedMedia(0, String());
     if (m_state->getBoolean(PageAgentState::pageAgentContinuousPaintingEnabled))
         setContinuousPaintingEnabled(0, false);
     setShowScrollBottleneckRects(0, false);
     setShowViewportSizeOnResize(0, false, 0);
@@ skipping 938 matching lines @@
     if (!m_editedResourceContent.contains(url))
         return false;
     *content = m_editedResourceContent.get(url);
     return true;
 }
 
 void InspectorPageAgent::trace(Visitor* visitor)
 {
     visitor->trace(m_page);
     visitor->trace(m_injectedScriptManager);
+    visitor->trace(m_inspectorResourceContentLoader);
     InspectorBaseAgent::trace(visitor);
 }
 
 } // namespace blink