DevTools: remove dependency of most agents on InspectorPageAgent

Source/core/inspector/InspectorDOMAgent.h

Index: Source/core/inspector/InspectorDOMAgent.h
diff --git a/Source/core/inspector/InspectorDOMAgent.h b/Source/core/inspector/InspectorDOMAgent.h
index 4c0d3f8f6e9b49178665e63ad6954a0a66760f6c..88a866b810c7e257736db20dac68f5bcf7a252fe 100644
--- a/Source/core/inspector/InspectorDOMAgent.h
+++ b/Source/core/inspector/InspectorDOMAgent.h
@@ -60,7 +60,6 @@ class InsertionPoint;
 class InspectorFrontend;
 class InspectorHistory;
 class InspectorOverlay;
-class InspectorPageAgent;
 class Node;
 class QualifiedName;
 class PseudoElement;
@@ -86,9 +85,9 @@ public:
         virtual void didModifyDOMAttr(Element*) = 0;
     };
 
-    static PassOwnPtrWillBeRawPtr<InspectorDOMAgent> create(InspectorPageAgent* pageAgent, InjectedScriptManager* injectedScriptManager, InspectorOverlay* overlay)
+    static PassOwnPtrWillBeRawPtr<InspectorDOMAgent> create(LocalFrame* inspectedFrame, InjectedScriptManager* injectedScriptManager, InspectorOverlay* overlay)
     {
-        return adoptPtrWillBeNoop(new InspectorDOMAgent(pageAgent, injectedScriptManager, overlay));
+        return adoptPtrWillBeNoop(new InspectorDOMAgent(inspectedFrame, injectedScriptManager, overlay));
     }
 
     static String toErrorString(ExceptionState&);
@@ -206,7 +205,7 @@ public:
 private:
     enum SearchMode { NotSearching, SearchingForNormal, SearchingForUAShadow };
 
-    InspectorDOMAgent(InspectorPageAgent*, InjectedScriptManager*, InspectorOverlay*);
+    InspectorDOMAgent(LocalFrame*, InjectedScriptManager*, InspectorOverlay*);
 
     void setDocument(Document*);
     void innerEnable();
@@ -246,7 +245,7 @@ private:
 
     RawPtrWillBeMember<InspectorRevalidateDOMTask> revalidateTask();
 
-    RawPtrWillBeMember<InspectorPageAgent> m_pageAgent;
+    RawPtrWillBeMember<LocalFrame> m_inspectedFrame;
     RawPtrWillBeMember<InjectedScriptManager> m_injectedScriptManager;
     RawPtrWillBeMember<InspectorOverlay> m_overlay;
     RawPtrWillBeMember<DOMListener> m_domListener;