RESOLVED FIXED 188630
[LFC][BFC] Display::Box interface should reflect that padding is optional. 
https://bugs.webkit.org/show_bug.cgi?id=188630
Summary [LFC][BFC] Display::Box interface should reflect that padding is optional.
zalan
Reported 2018-08-15 21:11:18 PDT
ssia
Attachments
Patch (14.03 KB, patch)
2018-08-15 21:38 PDT, zalan 		koivisto: review+
DetailsFormatted DiffDiff
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zalan
Comment 1 2018-08-15 21:38:31 PDT
Created attachment 347241 [details] Patch
zalan
Comment 2 2018-08-16 07:40:39 PDT
Committed r234925: <https://trac.webkit.org/changeset/234925>
Radar WebKit Bug Importer
Comment 3 2018-08-16 07:42:38 PDT
<rdar://problem/43380732>
Simon Fraser (smfr)
Comment 4 2018-08-16 12:40:07 PDT
Comment on attachment 347241 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=347241&action=review > Source/WebCore/ChangeLog:8 > + Certain type of boxes can't have paddings (see Layout::Box::isPaddingApplicable). s/paddings/padding/ What's the utility of knowing that there is no padding vs. padding is zero? std::optional<> bloats class layout.
zalan
Comment 5 2018-08-16 12:44:29 PDT
(In reply to Simon Fraser (smfr) from comment #4) > Comment on attachment 347241 [details] > Patch > > View in context: > https://bugs.webkit.org/attachment.cgi?id=347241&action=review > > > Source/WebCore/ChangeLog:8 > > + Certain type of boxes can't have paddings (see Layout::Box::isPaddingApplicable). > > s/paddings/padding/ > > What's the utility of knowing that there is no padding vs. padding is zero? > std::optional<> bloats class layout. From geometry point of view, there's no difference. This is about correctness. If we find std::optional excessive, it's fine to make it debug only and preserve the correctness part of it.
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