Mark when we may have been invalidated to early out on repaintTreeAfterLayout.

Source/core/rendering/RenderBox.h

Index: Source/core/rendering/RenderBox.h
diff --git a/Source/core/rendering/RenderBox.h b/Source/core/rendering/RenderBox.h
index 3c834aa590e328ed30a9e575ec9a9c2a7879168b..8d0cf6bd3952f569a2517c5cf33128b1bb7d2841 100644
--- a/Source/core/rendering/RenderBox.h
+++ b/Source/core/rendering/RenderBox.h
@@ -514,6 +514,8 @@ public:
     // that just updates the object's position. If the size does change, the object remains dirty.
     bool tryLayoutDoingPositionedMovementOnly()
     {
+        setMayNeedInvalidation(true);
+
         LayoutUnit oldWidth = width();
         updateLogicalWidth();
         // If we shrink to fit our width may have changed, so we still need full layout.