Split the frame tree logic out of HistoryItem

Source/core/loader/NavigationScheduler.cpp

Index: Source/core/loader/NavigationScheduler.cpp
diff --git a/Source/core/loader/NavigationScheduler.cpp b/Source/core/loader/NavigationScheduler.cpp
index c03c2164acb92aefa895da3e7f83cff3564e775b..dd4b83e273cee836fc91dfff4e640f9a5ebd7c9b 100644
--- a/Source/core/loader/NavigationScheduler.cpp
+++ b/Source/core/loader/NavigationScheduler.cpp
@@ -123,7 +123,7 @@ protected:
         m_haveToldClient = true;
 
         OwnPtr<UserGestureIndicator> gestureIndicator = createUserGestureIndicator();
-        if (frame->loader()->history()->currentItemShouldBeReplaced())
+        if (frame->loader()->history()->currentItemShouldBeReplaced(frame))
             setLockBackForwardList(true);
     }
 
@@ -240,7 +240,7 @@ public:
         m_haveToldClient = true;
 
         OwnPtr<UserGestureIndicator> gestureIndicator = createUserGestureIndicator();
-        if (frame->loader()->history()->currentItemShouldBeReplaced())
+        if (frame->loader()->history()->currentItemShouldBeReplaced(frame))
             setLockBackForwardList(true);
     }