Oilpan: Prepare moving InspectorController and InspectorAgents to oilpan.

Source/core/inspector/WorkerRuntimeAgent.cpp

Index: Source/core/inspector/WorkerRuntimeAgent.cpp
diff --git a/Source/core/inspector/WorkerRuntimeAgent.cpp b/Source/core/inspector/WorkerRuntimeAgent.cpp
index 65f72d93ca710136490d7ddd166fadfd8baf704c..9ba04ed4169ec1bb649248d279f12e41df7afb39 100644
--- a/Source/core/inspector/WorkerRuntimeAgent.cpp
+++ b/Source/core/inspector/WorkerRuntimeAgent.cpp
@@ -51,7 +51,15 @@ WorkerRuntimeAgent::WorkerRuntimeAgent(InjectedScriptManager* injectedScriptMana
 
 WorkerRuntimeAgent::~WorkerRuntimeAgent()
 {
+#if !ENABLE(OILPAN)
     m_instrumentingAgents->setWorkerRuntimeAgent(0);
+#endif
+}
+
+void WorkerRuntimeAgent::trace(Visitor* visitor)
+{
+    visitor->trace(m_workerGlobalScope);
+    InspectorRuntimeAgent::trace(visitor);
 }
 
 void WorkerRuntimeAgent::init()