[webkit-changes] [WebKit/WebKit] 9fa2fb: Remove OWNING_LAYER_BEAR_TRAP code

[Simon Fraser]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 9fa2fb490e5a80f2257d09ce63b29609bd840e28
      https://github.com/WebKit/WebKit/commit/9fa2fb490e5a80f2257d09ce63b29609bd840e28
  Author: Simon Fraser <simon.fraser at apple.com>
  Date:   2023-06-26 (Mon, 26 Jun 2023)

  Changed paths:
    M Source/WebCore/rendering/RenderLayerBacking.cpp
    M Source/WebCore/rendering/RenderLayerBacking.h

  Log Message:
  -----------
  Remove OWNING_LAYER_BEAR_TRAP code
https://bugs.webkit.org/show_bug.cgi?id=258500
rdar://111294559

Reviewed by Wenson Hsieh.

Remove code added via webkit.org.b/206915 which attempted to detect
a crash in RenderLayerBacking; crash reporting suggests that it never hit.

* Source/WebCore/rendering/RenderLayerBacking.cpp:
(WebCore::RenderLayerBacking::~RenderLayerBacking):
(WebCore::RenderLayerBacking::willBeDestroyed):
(WebCore::RenderLayerBacking::updateCompositedBounds):
(WebCore::RenderLayerBacking::updateAfterLayout):
(WebCore::RenderLayerBacking::updateConfiguration):
(WebCore::RenderLayerBacking::updateAfterDescendants):
(WebCore::RenderLayerBacking::paintIntoLayer):
* Source/WebCore/rendering/RenderLayerBacking.h:

Canonical link: https://commits.webkit.org/265516@main