[webkit-changes] [WebKit/WebKit] f99559: Fix crash in FetchResponse::jsonForBindings

[Chirag Shah]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: f99559013074175c3a128e0f935f57b8878eb6cc
      https://github.com/WebKit/WebKit/commit/f99559013074175c3a128e0f935f57b8878eb6cc
  Author: Chirag M Shah <chirag_m_shah at apple.com>
  Date:   2023-03-27 (Mon, 27 Mar 2023)

  Changed paths:
    A LayoutTests/js/fetch-response-json-crash-expected.txt
    A LayoutTests/js/fetch-response-json-crash.html
    M Source/WebCore/Modules/fetch/FetchResponse.cpp

  Log Message:
  -----------
  Fix crash in FetchResponse::jsonForBindings
https://bugs.webkit.org/show_bug.cgi?id=254536
rdar://107265435

Reviewed by Youenn Fablet.

Make sure context.globalObject() is non-null before passing it to
JSC::JSONStringify which tries to dereference it.

* LayoutTests/js/fetch-response-json-crash-expected.txt: Added.
* LayoutTests/js/fetch-response-json-crash.html: Added.
* Source/WebCore/Modules/fetch/FetchResponse.cpp:
(WebCore::FetchResponse::jsonForBindings):

Canonical link: https://commits.webkit.org/262171@main