Fix shrink-to-fit when children's writing-mode is orthogonal

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 356 matching lines @@
     if (!firstChild() && !isAnonymousBlock())
         setChildrenInline(true);
 
     TextAutosizer::LayoutScope textAutosizerLayoutScope(this);
 
     if (childrenInline())
         layoutInlineChildren(relayoutChildren, m_paintInvalidationLogicalTop, m_paintInvalidationLogicalBottom, afterEdge);
     else
         layoutBlockChildren(relayoutChildren, layoutScope, beforeEdge, afterEdge);
 
+    if (needsRecalcLogicalWidthAfterLayoutChildren()) {
+        // In perpendicular writing-mode, min-content logicalWidth depends on the child's logicalHeight,
+        // so logicalWidth needs to be updated after children layout is done.
+        // Strictly speaking, children need re-layout if logicalWidth is changed, but in most cases,
+        // perpendicular children do not re-flow according to parent's logicalWidth.
+        clearNeedsRecalcLogicalWidthAfterLayoutChildren();
+        setPreferredLogicalWidthsDirty(MarkOnlyThis);
+        updateLogicalWidthAndColumnWidth();
+    }
+
     // Expand our intrinsic height to encompass floats.
     if (lowestFloatLogicalBottom() > (logicalHeight() - afterEdge) && createsNewFormattingContext())
         setLogicalHeight(lowestFloatLogicalBottom() + afterEdge);
 
     if (LayoutMultiColumnFlowThread* flowThread = multiColumnFlowThread()) {
         if (flowThread->recalculateColumnHeights()) {
             setChildNeedsLayout(MarkOnlyThis);
             return false;
         }
     }
@@ skipping 2670 matching lines @@
     FrameView* frameView = document().view();
     LayoutUnit top = (style()->position() == FixedPosition) ? 0 : frameView->scrollOffset().height();
     int visibleHeight = frameView->visibleContentRect(IncludeScrollbars).height();
     if (size().height() < visibleHeight)
         top += (visibleHeight - size().height()) / 2;
     setY(top);
     dialog->setCentered(top);
 }
 
 } // namespace blink