[webkit-changes] [WebKit/WebKit] c94e71: Stop using CheckedPtr with GraphicsLayer

[Chris Dumez]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: c94e713f78c210dbe7bff46e9711267812bf7766
      https://github.com/WebKit/WebKit/commit/c94e713f78c210dbe7bff46e9711267812bf7766
  Author: Chris Dumez <cdumez at apple.com>
  Date:   2023-12-19 (Tue, 19 Dec 2023)

  Changed paths:
    M Source/WebCore/platform/graphics/GraphicsLayer.h
    M Source/WebKit/WebProcess/WebPage/RemoteLayerTree/GraphicsLayerCARemote.h
    M Source/WebKit/WebProcess/WebPage/RemoteLayerTree/RemoteLayerTreeContext.h
    M Source/WebKit/WebProcess/WebPage/RemoteLayerTree/RemoteLayerTreeContext.mm

  Log Message:
  -----------
  Stop using CheckedPtr with GraphicsLayer
https://bugs.webkit.org/show_bug.cgi?id=266663

Reviewed by Ryosuke Niwa.

Stop using CheckedPtr with GraphicsLayer. Use WeakPtr instead to generate more
actionable crashes in case of problem.

* Source/WebCore/platform/graphics/GraphicsLayer.h:
* Source/WebKit/WebProcess/WebPage/RemoteLayerTree/GraphicsLayerCARemote.h:
* Source/WebKit/WebProcess/WebPage/RemoteLayerTree/RemoteLayerTreeContext.h:
* Source/WebKit/WebProcess/WebPage/RemoteLayerTree/RemoteLayerTreeContext.mm:
(WebKit::RemoteLayerTreeContext::~RemoteLayerTreeContext):
(WebKit::RemoteLayerTreeContext::adoptLayersFromContext):
(WebKit::RemoteLayerTreeContext::graphicsLayerDidEnterContext):
(WebKit::RemoteLayerTreeContext::graphicsLayerWillLeaveContext):

Canonical link: https://commits.webkit.org/272319@main