[webkit-changes] [WebKit/WebKit] d54f0a: Add bounds check for CSSValueList::operator[]

[Chris Dumez]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: d54f0abea23e0843adbef23f01f93f18ff115df6
      https://github.com/WebKit/WebKit/commit/d54f0abea23e0843adbef23f01f93f18ff115df6
  Author: Chris Dumez <cdumez at apple.com>
  Date:   2023-11-01 (Wed, 01 Nov 2023)

  Changed paths:
    M Source/WebCore/css/CSSValueList.h

  Log Message:
  -----------
  Add bounds check for CSSValueList::operator[]
https://bugs.webkit.org/show_bug.cgi?id=264055

Reviewed by Ryosuke Niwa.

Add bounds check for CSSValueList::operator[] for extra safety. This
tested as performance neutral on the benchmarks we track.

* Source/WebCore/css/CSSValueList.h:
(WebCore::CSSValueContainingVector::operator[] const):

Canonical link: https://commits.webkit.org/270087@main