[DevTools] Do not talk to inspector overlay from outside

third_party/WebKit/Source/web/InspectorOverlayAgent.h

Index: third_party/WebKit/Source/web/InspectorOverlayAgent.h
diff --git a/third_party/WebKit/Source/web/InspectorOverlayAgent.h b/third_party/WebKit/Source/web/InspectorOverlayAgent.h
index a854ad97c84cc7a9b0443819ec6cf5755087615c..ec242ac353b2d939b85cb7a213b1beaca40d91fc 100644
--- a/third_party/WebKit/Source/web/InspectorOverlayAgent.h
+++ b/third_party/WebKit/Source/web/InspectorOverlayAgent.h
@@ -120,10 +120,9 @@ class InspectorOverlayAgent final
   void PageLayoutInvalidated(bool resized);
   void ShowReloadingBlanket();
   void HideReloadingBlanket();
-  // Does not yet include paint.
-  void UpdateAllLifecyclePhases();
-  PageOverlay* GetPageOverlay() { return page_overlay_.get(); };
   String EvaluateInOverlayForTest(const String&);
+  void PaintOverlay();
+  void LayoutOverlay();
 
  private:
   class InspectorOverlayChromeClient;
@@ -159,6 +158,7 @@ class InspectorOverlayAgent final
   void Invalidate();
   void ScheduleUpdate();
   void ClearInternal();
+  void UpdateAllLifecyclePhases();
 
   bool HandleMouseDown();
   bool HandleMouseUp();