tree 213813648aac64fa5904753b9442def8ac488b76
parent 70322ed7fc8a72a5ecf3157cfa76a6fd42625c6c
author bfulgham@apple.com <bfulgham@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc> 1557519059 +0000
committer bfulgham@apple.com <bfulgham@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc> 1557519059 +0000

Gracefully handle inaccessible font face data
https://bugs.webkit.org/show_bug.cgi?id=197762
<rdar://problem/50433861>

Reviewed by Per Arne Vollan.

Make sure CSS Font Face handling gracefully recovers from
missing font data.

Test: fast/text/missing-font-crash.html

* css/CSSFontFace.cpp:
(WebCore::CSSFontFace::fontLoadEventOccurred):
(WebCore::CSSFontFace::timeoutFired):
(WebCore::CSSFontFace::fontLoaded):
(WebCore::CSSFontFace::font):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@245190 268f45cc-cd09-0410-ab3c-d52691b4dbfc