From Blink's r164154 "Neither of createGridTrackSize() nor createGridTrackBreadth() should be able to fail, so these are changed to return objects directly instead of taking an out reference (note that in general failing in applying properties is incorrect and we should catch these in the parser)."
Created attachment 246527 [details] Patch
Comment on attachment 246527 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=246527&action=review r=me > Source/WebCore/rendering/style/GridTrackSize.h:73 > + DEPRECATED_DEFINE_STATIC_LOCAL(GridLength, minContent, (Length(MinContent))); It is the opportunity to use a NeverDestroyed<>. > Source/WebCore/rendering/style/GridTrackSize.h:82 > + DEPRECATED_DEFINE_STATIC_LOCAL(GridLength, maxContent, (Length(MaxContent))); It is the opportunity to use a NeverDestroyed<>.
Committed r180140: <http://trac.webkit.org/changeset/180140>