[webkit-changes] [WebKit/WebKit] 786fc3: Crash in WebExtensionContext::addListener when Web...

[Timothy Hatcher]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 786fc33388fb10648646e930125e2e1fa444a022
      https://github.com/WebKit/WebKit/commit/786fc33388fb10648646e930125e2e1fa444a022
  Author: Timothy Hatcher <timothy at apple.com>
  Date:   2024-02-16 (Fri, 16 Feb 2024)

  Changed paths:
    M Source/WebKit/UIProcess/Extensions/Cocoa/API/WebExtensionContextAPIEventCocoa.mm

  Log Message:
  -----------
  Crash in WebExtensionContext::addListener when Web Extension does not have a background page.
https://webkit.org/b/269543
rdar://123052586

Reviewed by David Kilzer.

Make sure m_backgroundWebView is not nil before accessing _page->identifier().

* Source/WebKit/UIProcess/Extensions/Cocoa/API/WebExtensionContextAPIEventCocoa.mm:
(WebKit::WebExtensionContext::addListener):
(WebKit::WebExtensionContext::removeListener):

Canonical link: https://commits.webkit.org/274834@main



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