[webkit-changes] [WebKit/WebKit] 703c07: Revert [257736 at main] Mitigate crashes when removin...

[Karl Rackler]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 703c07cd1fa99a9ef42e4210e544183696ce69d3
      https://github.com/WebKit/WebKit/commit/703c07cd1fa99a9ef42e4210e544183696ce69d3
  Author: Karl Rackler <rackler at apple.com>
  Date:   2022-12-14 (Wed, 14 Dec 2022)

  Changed paths:
    M Source/WebKit/UIProcess/mac/WebViewImpl.mm
    M Tools/TestWebKitAPI/Tests/WebKitCocoa/PrepareForMoveToWindow.mm

  Log Message:
  -----------
  Revert [257736 at main] Mitigate crashes when removing KVO from NSWindow in -[WKWindowVisibilityObserver stopObserving:]
https://bugs.webkit.org/show_bug.cgi?id=249103
rdar://102360839

Unreviewed revert
This reverts because the new test addition landed as a consistent crash.

* Source/WebKit/UIProcess/mac/WebViewImpl.mm:
(-[WKWindowVisibilityObserver startObserving:]):
(-[WKWindowVisibilityObserver stopObserving:]):
* Tools/TestWebKitAPI/Tests/WebKitCocoa/PrepareForMoveToWindow.mm:

Canonical link: https://commits.webkit.org/257848@main