Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 547e70e42ef9715daf53fc649da6899a1f0096ad
https://github.com/WebKit/WebKit/commit/547e70e42ef9715daf53fc649da6899a1f0096ad
Author: Matthieu Dubet <[email protected]>
Date: 2023-04-14 (Fri, 14 Apr 2023)
Changed paths:
M Source/WebCore/dom/SelectorQuery.cpp
M Source/WebCore/style/RuleSetBuilder.cpp
Log Message:
-----------
Avoid unnecessary copy of CSSSelectorList with non nested style rule
https://bugs.webkit.org/show_bug.cgi?id=255443
rdar://108037598
Reviewed by Antti Koivisto.
resolveNestingParent() creates a copy of the selector list
and resolves it.
We should avoid calling it altogether when it's unnecessary
(top level and no & selector).
* Source/WebCore/dom/SelectorQuery.cpp:
(WebCore::SelectorQueryCache::add):
* Source/WebCore/style/RuleSetBuilder.cpp:
(WebCore::Style::RuleSetBuilder::resolveSelectorListWithNesting):
Canonical link: https://commits.webkit.org/262953@main
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