Oilpan: Prepare moving InspectorResourceContentLoader to Oilpan

Source/core/inspector/InspectorResourceContentLoader.cpp

Index: Source/core/inspector/InspectorResourceContentLoader.cpp
diff --git a/Source/core/inspector/InspectorResourceContentLoader.cpp b/Source/core/inspector/InspectorResourceContentLoader.cpp
index 316a62951ff990fea3b655f68352b5b626903e80..cc8a1f519c65e9c93b64f78626296e65a601ab60 100644
--- a/Source/core/inspector/InspectorResourceContentLoader.cpp
+++ b/Source/core/inspector/InspectorResourceContentLoader.cpp
@@ -155,6 +155,17 @@ void InspectorResourceContentLoader::ensureResourcesContentLoaded(PassOwnPtrWill
 
 InspectorResourceContentLoader::~InspectorResourceContentLoader()
 {
+    ASSERT(m_resources.isEmpty());
+}
+
+void InspectorResourceContentLoader::trace(Visitor* visitor)
+{
+    visitor->trace(m_callbacks);
+    visitor->trace(m_page);
+}
+
+void InspectorResourceContentLoader::dispose()
+{
     stop();
 }