WidthCache should be jettisoned on memory pressure signal as it's inessential and can be regenerated.
Created attachment 218827 [details]
Comment on attachment 218827 [details]
View in context: https://bugs.webkit.org/attachment.cgi?id=218827&action=review
> +void invalidateWidthCachesInFontGlyphsCache()
Maybe just clearWidthCaches?
Created attachment 218830 [details]
Comment on attachment 218830 [details]
Clearing flags on attachment: 218830
Committed r160349: <http://trac.webkit.org/changeset/160349>
All reviewed patches have been landed. Closing bug.