[webkit-changes] [WebKit/WebKit] c441a9: Add missing null checks to AccessibilityMenuList.cpp

[Ahmad Saleem]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: c441a937ca2ab9495044cc31b4322e281d085991
      https://github.com/WebKit/WebKit/commit/c441a937ca2ab9495044cc31b4322e281d085991
  Author: Ahmad Saleem <ahmad.saleem792+github at gmail.com>
  Date:   2022-11-17 (Thu, 17 Nov 2022)

  Changed paths:
    M Source/WebCore/accessibility/AccessibilityMenuList.cpp

  Log Message:
  -----------
  Add missing null checks to AccessibilityMenuList.cpp

Add missing null checks to AccessibilityMenuList.cpp
https://bugs.webkit.org/show_bug.cgi?id=143188

Reviewed by Chris Fleizach.

Merge - https://src.chromium.org/viewvc/blink?revision=193917&view=revision

This patch adds null check to press() and isCollapsed() functions to avoid assertion failure crash.

* Source/WebCore/accessibility/AccessibilityMenuList.cpp:
(AccessibilityMenuList::press): Add null check for m_renderer
(AccessibilityMenuList::isCollapsed): Ditto and also comment to explain rationale

Canonical link: https://commits.webkit.org/256814@main