Oilpan: Prepare moving InspectorController and InspectorAgents to oilpan.

Source/core/inspector/InspectorTimelineAgent.h

Index: Source/core/inspector/InspectorTimelineAgent.h
diff --git a/Source/core/inspector/InspectorTimelineAgent.h b/Source/core/inspector/InspectorTimelineAgent.h
index 68f863c15ed64a598e7be0e50fe6ecc19c49cd9e..d9611b7c227522f882a2fe44fbae318bab9a8a8e 100644
--- a/Source/core/inspector/InspectorTimelineAgent.h
+++ b/Source/core/inspector/InspectorTimelineAgent.h
@@ -89,8 +89,7 @@ class XMLHttpRequest;
 typedef String ErrorString;
 
 class InspectorTimelineAgent FINAL
-    : public TraceEventTarget<InspectorTimelineAgent>
-    , public InspectorBaseAgent<InspectorTimelineAgent>
+    : public InspectorBaseAgent<InspectorTimelineAgent>
     , public ScriptGCEventListener
     , public InspectorBackendDispatcher::TimelineCommandHandler
     , public PlatformInstrumentationClient {
@@ -114,13 +113,41 @@ public:
         uint64_t limitGPUMemoryBytes;
     };
 
-    static PassOwnPtr<InspectorTimelineAgent> create(InspectorPageAgent* pageAgent, InspectorLayerTreeAgent* layerTreeAgent,
+    class TraceEventListener : public TraceEventDispatcher::TraceEventListener {

[haraken, 2014/07/14 12:33:40]

Can we rename this to TimelineAgentTraceEventListener? It's a bit confusing to
have two classes that have the same name.

[keishi, 2014/07/15 05:52:52]

Done. Changed to InspectorTimelineAgentTraceEventListener

+    public:
+        typedef void (InspectorTimelineAgent::*TraceEventHandlerMethod)(const TraceEventDispatcher::TraceEvent&);
+        TraceEventListener(InspectorTimelineAgent* instance, TraceEventHandlerMethod method)
+            : m_instance(instance)
+            , m_method(method)
+        {
+        }
+        virtual void call(const TraceEventDispatcher::TraceEvent& event) OVERRIDE
+        {
+            (m_instance->*m_method)(event);
+        }
+        virtual void* target() OVERRIDE
+        {
+            return m_instance;
+        }
+        virtual void trace(Visitor* visitor) OVERRIDE
+        {
+            visitor->trace(m_instance);
+            TraceEventDispatcher::TraceEventListener::trace(visitor);
+        }
+
+    private:
+        RawPtrWillBeMember<InspectorTimelineAgent> m_instance;
+        TraceEventHandlerMethod m_method;
+    };
+
+    static PassOwnPtrWillBeRawPtr<InspectorTimelineAgent> create(InspectorPageAgent* pageAgent, InspectorLayerTreeAgent* layerTreeAgent,
         InspectorOverlay* overlay, InspectorType type, InspectorClient* client)
     {
-        return adoptPtr(new InspectorTimelineAgent(pageAgent, layerTreeAgent, overlay, type, client));
+        return adoptPtrWillBeNoop(new InspectorTimelineAgent(pageAgent, layerTreeAgent, overlay, type, client));
     }
 
     virtual ~InspectorTimelineAgent();
+    virtual void trace(Visitor*) OVERRIDE;
 
     virtual void setFrontend(InspectorFrontend*) OVERRIDE;
     virtual void clearFrontend() OVERRIDE;
@@ -286,8 +313,8 @@ private:
     void innerStop(bool fromConsole);
     void setLiveEvents(const String&);
 
-    InspectorPageAgent* m_pageAgent;
-    InspectorLayerTreeAgent* m_layerTreeAgent;
+    RawPtrWillBeMember<InspectorPageAgent> m_pageAgent;
+    RawPtrWillBeMember<InspectorLayerTreeAgent> m_layerTreeAgent;
     InspectorFrontend::Timeline* m_frontend;
     InspectorClient* m_client;
     InspectorOverlay* m_overlay;