Oilpan: Prepare moving InspectorAgent related classes to oilpan

Source/core/inspector/InspectorCSSAgent.h

Index: Source/core/inspector/InspectorCSSAgent.h
diff --git a/Source/core/inspector/InspectorCSSAgent.h b/Source/core/inspector/InspectorCSSAgent.h
index b53e7c46d2a09b501d4132455c306bb1739d891f..8fb7b642a215dd74faf93a4816d7bf8090512018 100644
--- a/Source/core/inspector/InspectorCSSAgent.h
+++ b/Source/core/inspector/InspectorCSSAgent.h
@@ -158,9 +158,9 @@ private:
 
     InspectorCSSAgent(InspectorDOMAgent*, InspectorPageAgent*, InspectorResourceAgent*);
 
-    typedef HashMap<String, RefPtr<InspectorStyleSheet> > IdToInspectorStyleSheet;
-    typedef HashMap<String, RefPtr<InspectorStyleSheetForInlineStyle> > IdToInspectorStyleSheetForInlineStyle;
-    typedef HashMap<Node*, RefPtr<InspectorStyleSheetForInlineStyle> > NodeToInspectorStyleSheet; // bogus "stylesheets" with elements' inline styles
+    typedef WillBeHeapHashMap<String, RefPtrWillBeMember<InspectorStyleSheet> > IdToInspectorStyleSheet;
+    typedef WillBeHeapHashMap<String, RefPtrWillBeMember<InspectorStyleSheetForInlineStyle> > IdToInspectorStyleSheetForInlineStyle;
+    typedef WillBeHeapHashMap<RawPtrWillBeMember<Node>, RefPtrWillBeMember<InspectorStyleSheetForInlineStyle> > NodeToInspectorStyleSheet; // bogus "stylesheets" with elements' inline styles
     typedef HashMap<int, unsigned> NodeIdToForcedPseudoState;
 
     void wasEnabled();
@@ -204,13 +204,13 @@ private:
 
     IdToInspectorStyleSheet m_idToInspectorStyleSheet;
     IdToInspectorStyleSheetForInlineStyle m_idToInspectorStyleSheetForInlineStyle;
-    WillBeHeapHashMap<RawPtrWillBeMember<CSSStyleSheet>, RefPtr<InspectorStyleSheet> > m_cssStyleSheetToInspectorStyleSheet;
+    WillBeHeapHashMap<RawPtrWillBeMember<CSSStyleSheet>, RefPtrWillBeMember<InspectorStyleSheet> > m_cssStyleSheetToInspectorStyleSheet;
     typedef WillBeHeapHashMap<RawPtrWillBeMember<Document>, OwnPtrWillBeMember<WillBeHeapHashSet<RawPtrWillBeMember<CSSStyleSheet> > > > DocumentStyleSheets;
     DocumentStyleSheets m_documentToCSSStyleSheets;
     WillBeHeapHashSet<RawPtrWillBeMember<Document> > m_invalidatedDocuments;
 
     NodeToInspectorStyleSheet m_nodeToInspectorStyleSheet;
-    WillBeHeapHashMap<RefPtrWillBeMember<Document>, RefPtr<InspectorStyleSheet> > m_documentToViaInspectorStyleSheet; // "via inspector" stylesheets
+    WillBeHeapHashMap<RefPtrWillBeMember<Document>, RefPtrWillBeMember<InspectorStyleSheet> > m_documentToViaInspectorStyleSheet; // "via inspector" stylesheets
     NodeIdToForcedPseudoState m_nodeIdToForcedPseudoState;
 
     RefPtrWillBeMember<CSSStyleSheet> m_inspectorUserAgentStyleSheet;