RESOLVED FIXED 146018
[META] min-width/height should default to auto for flexbox and grid items 
https://bugs.webkit.org/show_bug.cgi?id=146018
Summary [META] min-width/height should default to auto for flexbox and grid items
Sergio Villar Senin
Reported 2015-06-16 08:10:31 PDT
According to Flexbox[1] and Grid Layout[2] specs, the default value for the min-width/height properties for the flex/grid items should be 'auto'. For flexbox items the default value was changed from min-content to 0 in https://bugs.webkit.org/show_bug.cgi?id=111790 and later reported as a regression https://bugs.webkit.org/show_bug.cgi?id=114566. Since then the spec has changed and now it's clearly specified both the default value for those properties and also how to compute the minimum size for flex/grid items. [1] http://dev.w3.org/csswg/css-flexbox/#min-size-auto [2] http://dev.w3.org/csswg/css-grid/#min-size-auto
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Sergio Villar Senin
Comment 1 2015-06-16 08:18:04 PDT
This requires intrinsic sizes support for height, min-height and max-heigt, see bug 113610. The fix involves merging the following Blink change logs: * for flexbox - https://crrev.com/193665 - https://crrev.com/194062 - https://crrev.com/195930 * for grid - https://crrev.com/194408 - https://crrev.com/194863 * for both https://crrev.com/194887 That's why I'm converting this into a meta-bug to land flex and grid changes independently
Sergio Villar Senin
Comment 2 2015-09-14 05:54:56 PDT
Closing as all dependent bugs were fixed.
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