[css-grid] Clearing override sizes before running grid's layout logic.

third_party/WebKit/Source/core/layout/LayoutBox.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2006, 2007 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 526 matching lines @@
     // FIXME: We should rename these back to overrideLogicalHeight/Width and have them store
     // the border-box height/width like the regular height/width accessors on LayoutBox.
     // Right now, these are different than contentHeight/contentWidth because they still
     // include the scrollbar height/width.
     LayoutUnit overrideLogicalContentWidth() const;
     LayoutUnit overrideLogicalContentHeight() const;
     bool hasOverrideLogicalContentHeight() const;
     bool hasOverrideLogicalContentWidth() const;
     void setOverrideLogicalContentHeight(LayoutUnit);
     void setOverrideLogicalContentWidth(LayoutUnit);
+    bool hasOverrideSize();
     void clearOverrideSize();
     void clearOverrideLogicalContentHeight();
     void clearOverrideLogicalContentWidth();
 
     LayoutUnit overrideContainingBlockContentLogicalWidth() const;
     LayoutUnit overrideContainingBlockContentLogicalHeight() const;
     bool hasOverrideContainingBlockLogicalWidth() const;
     bool hasOverrideContainingBlockLogicalHeight() const;
     void setOverrideContainingBlockContentLogicalWidth(LayoutUnit);
     void setOverrideContainingBlockContentLogicalHeight(LayoutUnit);
+    bool hasContainingBlockOverrideSize();
     void clearContainingBlockOverrideSize();
     void clearOverrideContainingBlockContentLogicalHeight();
 
     LayoutUnit extraInlineOffset() const;
     LayoutUnit extraBlockOffset() const;
     void setExtraInlineOffset(LayoutUnit inlineOffest);
     void setExtraBlockOffset(LayoutUnit blockOffest);
     void clearExtraInlineAndBlockOffests();
 
     LayoutSize offsetFromContainer(const LayoutObject*) const override;
@@ skipping 652 matching lines @@
         || breakValue == BreakLeft
         || breakValue == BreakPage
         || breakValue == BreakRecto
         || breakValue == BreakRight
         || breakValue == BreakVerso;
 }
 
 } // namespace blink
 
 #endif // LayoutBox_h