[layoutng] Make sure to update m_isSelfCollapsing after ng layout

third_party/WebKit/Source/core/layout/LayoutBlockFlow.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 394 matching lines @@
         setPageLogicalOffset(layoutView->layoutState()->pageLogicalOffset(*this, logicalTop()));
 
     updateLayerTransformAfterLayout();
 
     updateAfterLayout();
 
     if (isHTMLDialogElement(node()) && isOutOfFlowPositioned())
         positionDialog();
 
     clearNeedsLayout();
-    m_isSelfCollapsing = checkIfIsSelfCollapsingBlock();
+    updateIsSelfCollapsing();
 }
 
 DISABLE_CFI_PERF
 inline bool LayoutBlockFlow::layoutBlockFlow(bool relayoutChildren, LayoutUnit &pageLogicalHeight, SubtreeLayoutScope& layoutScope)
 {
     LayoutUnit oldLeft = logicalLeft();
     bool logicalWidthChanged = updateLogicalWidthAndColumnWidth();
     relayoutChildren |= logicalWidthChanged;
 
     rebuildFloatsFromIntruding();
@@ skipping 3329 matching lines @@
 
     return LayoutBlock::invalidatePaintIfNeeded(paintInvalidationState);
 }
 
 void LayoutBlockFlow::invalidateDisplayItemClients(PaintInvalidationReason invalidationReason) const
 {
     BlockFlowPaintInvalidator(*this).invalidateDisplayItemClients(invalidationReason);
 }
 
 } // namespace blink