[webkit-changes] [WebKit/WebKit] c3b754: Crash under WebPage::close()

[Chris Dumez]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: c3b754f8cd593c4021129ad72daa0d2e15e53142
      https://github.com/WebKit/WebKit/commit/c3b754f8cd593c4021129ad72daa0d2e15e53142
  Author: Chris Dumez <cdumez at apple.com>
  Date:   2024-02-14 (Wed, 14 Feb 2024)

  Changed paths:
    M Source/WebKit/WebProcess/WebPage/WebPage.cpp

  Log Message:
  -----------
  Crash under WebPage::close()
https://bugs.webkit.org/show_bug.cgi?id=269373
rdar://118486861

Reviewed by Brent Fulgham.

Add a null check for the LocalFrame given that nothing prevents it
from being null and we're seeing null dereferences in the wild.

* Source/WebKit/WebProcess/WebPage/WebPage.cpp:
(WebKit::WebPage::close):

Canonical link: https://commits.webkit.org/274641@main