Support intrinsic values for height, min-height and max-height

Source/WebCore/rendering/RenderGrid.cpp

 /*
  * Copyright (C) 2011 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 299 matching lines @@
     }
 
     ASSERT(trackLength.isMinContent() || trackLength.isMaxContent() || trackLength.isAuto());
     return infinity;
 }
 
 LayoutUnit RenderGrid::computeUsedBreadthOfSpecifiedLength(TrackSizingDirection direction, const Length& trackLength) const
 {
     // FIXME: We still need to support calc() here (https://webkit.org/b/103761).
     ASSERT(trackLength.isFixed() || trackLength.isPercent() || trackLength.isViewportPercentage());
-    return valueForLength(trackLength, direction == ForColumns ? logicalWidth() : computeContentLogicalHeight(style()->logicalHeight()), view());
+    // FIXME: The -1 is probably wrong here, but this needs someone with grid knowledge to look at.

[ojan, 2013/04/11 03:21:46]

Would be good to say what the right value is, i.e. that this should be the
intrinsic height of the grid...whatever that is.

[cbiesinger, 2013/04/12 01:17:52]

Done.

+    return valueForLength(trackLength, direction == ForColumns ? logicalWidth() : computeContentLogicalHeight(style()->logicalHeight(), -1), view());
 }
 
 const GridTrackSize& RenderGrid::gridTrackSize(TrackSizingDirection direction, size_t i) const
 {
     const Vector<GridTrackSize>& trackStyles = (direction == ForColumns) ? style()->gridColumns() : style()->gridRows();
     if (i >= trackStyles.size())
         return (direction == ForColumns) ? style()->gridAutoColumns() : style()->gridAutoRows();
 
     return trackStyles[i];
 }
@@ skipping 480 matching lines @@
     if (isOutOfFlowPositioned())
         return "RenderGrid (positioned)";
     if (isAnonymous())
         return "RenderGrid (generated)";
     if (isRelPositioned())
         return "RenderGrid (relative positioned)";
     return "RenderGrid";
 }
 
 } // namespace WebCore