[webkit-changes] [WebKit/WebKit] 212119: [GTK] Some tests in `fast/hidpi` are crashing in d...

[Vitaly Dyachkov]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 2121192f4dfae92454da7addb1877f44741e6087
      https://github.com/WebKit/WebKit/commit/2121192f4dfae92454da7addb1877f44741e6087
  Author: Vitaly Dyachkov <vitaly at igalia.com>
  Date:   2023-08-11 (Fri, 11 Aug 2023)

  Changed paths:
    M LayoutTests/platform/glib/TestExpectations
    M Source/WebKit/UIProcess/CoordinatedGraphics/DrawingAreaProxyCoordinatedGraphics.cpp

  Log Message:
  -----------
  [GTK] Some tests in `fast/hidpi` are crashing in debug builds
https://bugs.webkit.org/show_bug.cgi?id=260021

Reviewed by Miguel Gomez and Carlos Garcia Campos.

These tests are setting custom backing scale factor from JS.
We must re-create the drawing area's backing store when it happens.

* LayoutTests/platform/glib/TestExpectations:
* Source/WebKit/UIProcess/CoordinatedGraphics/DrawingAreaProxyCoordinatedGraphics.cpp:
(WebKit::DrawingAreaProxyCoordinatedGraphics::incorporateUpdate):

Canonical link: https://commits.webkit.org/266813@main