[webkit-changes] [WebKit/WebKit] 7270cc: m_styleSheetCandidateNodes in StyleScope should be...

[Ryosuke Niwa]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 7270cc8dcf9c1c980f1a864a41c71bdbab1b6b52
      https://github.com/WebKit/WebKit/commit/7270cc8dcf9c1c980f1a864a41c71bdbab1b6b52
  Author: Ryosuke Niwa <rniwa at webkit.org>
  Date:   2023-02-01 (Wed, 01 Feb 2023)

  Changed paths:
    M Source/WTF/wtf/WeakListHashSet.h
    M Source/WebCore/style/StyleScope.cpp
    M Source/WebCore/style/StyleScope.h
    M Tools/TestWebKitAPI/Tests/WTF/WeakPtr.cpp

  Log Message:
  -----------
  m_styleSheetCandidateNodes in StyleScope should be WeakListHashSet
https://bugs.webkit.org/show_bug.cgi?id=251402

Reviewed by Antti Koivisto.

Deployed WeakListHashSet for m_styleSheetCandidateNodes in StyleScope.

* Source/WTF/wtf/WeakListHashSet.h:
(WTF::WeakListHashSet::WeakListHashSetIteratorBase::WeakListHashSetIteratorBase):
(WTF::WeakListHashSet::WeakListHashSetIteratorBase::advanceBackwards): Added.
(WTF::WeakListHashSet::WeakListHashSetConstIterator::operator--): Added.
(WTF::WeakListHashSet::WeakListHashSetIterator::operator--): Added.

* Source/WebCore/style/StyleScope.cpp:
(WebCore::Style::Scope::addStyleSheetCandidateNode):
(WebCore::Style::Scope::removeStyleSheetCandidateNode):
(WebCore::Style::Scope::collectXSLTransforms):
(WebCore::Style::Scope::collectActiveStyleSheets):

* Source/WebCore/style/StyleScope.h:

* Tools/TestWebKitAPI/Tests/WTF/WeakPtr.cpp:
(WTF_WeakPtr.WeakListHashSetIterators):

Canonical link: https://commits.webkit.org/259698@main