Oilpan: Prepare moving InspectorAgent related classes to oilpan

Source/core/inspector/InspectorTimelineAgent.h

 /*
 * Copyright (C) 2012 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 33 matching lines @@
 #include "platform/geometry/LayoutRect.h"
 #include "wtf/HashMap.h"
 #include "wtf/HashSet.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/Vector.h"
 #include "wtf/WeakPtr.h"
 
 namespace blink {
 struct FetchInitiatorInfo;
 struct TimelineImageInfo;
+struct TimelineRecordEntry;
 struct TimelineThreadState;
-struct TimelineRecordEntry;
 
 class LocalDOMWindow;
 class Document;
 class DocumentLoader;
 class Event;
 class ExecutionContext;
 class FloatQuad;
 class LocalFrame;
 class FrameHost;
 class GraphicsContext;
@@ skipping 240 matching lines @@
     RefPtr<TypeBuilder::Timeline::TimelineEvent> m_pendingFrameRecord;
     RefPtr<TypeBuilder::Timeline::TimelineEvent> m_pendingGPURecord;
     typedef HashMap<unsigned long long, TimelineImageInfo> PixelRefToImageInfoMap;
     PixelRefToImageInfoMap m_pixelRefToImageInfo;
     RenderImage* m_imageBeingPainted;
     HashMap<unsigned long long, long long> m_layerToNodeMap;
     double m_paintSetupStart;
     double m_paintSetupEnd;
     RefPtr<JSONObject> m_gpuTask;
     RefPtr<JSONValue> m_pendingLayerTreeData;
-    typedef HashMap<ThreadIdentifier, TimelineThreadState> ThreadStateMap;
+    typedef WillBeHeapHashMap<ThreadIdentifier, TimelineThreadState> ThreadStateMap;
     ThreadStateMap m_threadStates;
     bool m_mayEmitFirstPaint;
     HashSet<String> m_liveEvents;
     double m_lastProgressTimestamp;
 };
 
 } // namespace blink
 
 #endif // !defined(InspectorTimelineAgent_h)