[CSS Grid Layout] Determine definite/indefinite size properly in nested grids

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 437 matching lines @@
     LayoutUnit computeContentLogicalHeight(const Length& height, LayoutUnit intrinsicContentHeight) const;
     LayoutUnit computeContentAndScrollbarLogicalHeightUsing(const Length& height, LayoutUnit intrinsicContentHeight) const;
     LayoutUnit computeReplacedLogicalWidthUsing(const Length& width) const;
     LayoutUnit computeReplacedLogicalWidthRespectingMinMaxWidth(LayoutUnit logicalWidth, ShouldComputePreferred  = ComputeActual) const;
     LayoutUnit computeReplacedLogicalHeightUsing(const Length& height) const;
     LayoutUnit computeReplacedLogicalHeightRespectingMinMaxHeight(LayoutUnit logicalHeight) const;
 
     virtual LayoutUnit computeReplacedLogicalWidth(ShouldComputePreferred  = ComputeActual) const;
     virtual LayoutUnit computeReplacedLogicalHeight() const;
 
-    static bool logicalWidthIsResolvableFromBlock(const RenderBlock* containingBlock);
+    static bool logicalWidthIsResolvableFromBlock(const LayoutBox* containingBlock);

[Julien - ping for review, 2015/02/27 02:07:03]

Let's make this a reference if we're touching the signature.

Also there is no point in exposing this function, it could have static linkage.

[Manuel Rego, 2015/02/27 08:48:50]

Done.

     bool hasDefiniteLogicalWidth() const;
     static bool percentageLogicalHeightIsResolvableFromBlock(const RenderBlock* containingBlock, bool outOfFlowPositioned);
     bool hasDefiniteLogicalHeight() const;
     LayoutUnit computePercentageLogicalHeight(const Length& height) const;
 
     // Block flows subclass availableWidth/Height to handle multi column layout (shrinking the width/height available to children when laying out.)
     virtual LayoutUnit availableLogicalWidth() const { return contentLogicalWidth(); }
     virtual LayoutUnit availableLogicalHeight(AvailableLogicalHeightType) const;
     LayoutUnit availableLogicalHeightUsing(const Length&, AvailableLogicalHeightType) const;
 
@@ skipping 376 matching lines @@
         if (UNLIKELY(inlineBoxWrapper() != 0))
             deleteLineBoxWrapper();
     }
 
     ensureRareData().m_inlineBoxWrapper = boxWrapper;
 }
 
 } // namespace blink
 
 #endif // LayoutBox_h