[webkit-changes] [WebKit/WebKit] da0741: REGRESSION(267604 at main) Tiles sometimes render ups...

[Kimmo Kinnunen]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: da0741f8a7b91878483fe8436c241fc6848190b8
      https://github.com/WebKit/WebKit/commit/da0741f8a7b91878483fe8436c241fc6848190b8
  Author: Kimmo Kinnunen <kkinnunen at apple.com>
  Date:   2023-09-05 (Tue, 05 Sep 2023)

  Changed paths:
    M Source/WebCore/platform/graphics/ImageBuffer.cpp
    M Source/WebCore/platform/graphics/cg/ImageBufferCGBackend.cpp
    M Source/WebCore/platform/graphics/cg/ImageBufferCGBackend.h
    M Source/WebCore/platform/graphics/cg/ImageBufferCGBitmapBackend.cpp
    M Source/WebCore/platform/graphics/cg/ImageBufferIOSurfaceBackend.cpp
    M Source/WebKit/WebProcess/GPU/graphics/cocoa/ImageBufferShareableMappedIOSurfaceBitmapBackend.cpp

  Log Message:
  -----------
  REGRESSION(267604 at main) Tiles sometimes render upside down
https://bugs.webkit.org/show_bug.cgi?id=261157
rdar://114966792

Reviewed by Simon Fraser.

Remove the double setup for the ImageBufferBackend base transform.
These hunks were missing from 267604 at main.

* Source/WebCore/platform/graphics/ImageBuffer.cpp:
(WebCore::ImageBuffer::context const):
(WebCore::ImageBuffer::releaseGraphicsContext):
* Source/WebCore/platform/graphics/cg/ImageBufferCGBackend.cpp:
(WebCore::ImageBufferCGBackend::applyBaseTransform const): Deleted.
* Source/WebCore/platform/graphics/cg/ImageBufferCGBackend.h:
* Source/WebCore/platform/graphics/cg/ImageBufferCGBitmapBackend.cpp:
(WebCore::ImageBufferCGBitmapBackend::ImageBufferCGBitmapBackend):
* Source/WebCore/platform/graphics/cg/ImageBufferIOSurfaceBackend.cpp:
(WebCore::ImageBufferIOSurfaceBackend::context):
* Source/WebKit/WebProcess/GPU/graphics/cocoa/ImageBufferShareableMappedIOSurfaceBitmapBackend.cpp:
(WebKit::ImageBufferShareableMappedIOSurfaceBitmapBackend::ImageBufferShareableMappedIOSurfaceBitmapBackend):
(WebKit::ImageBufferShareableMappedIOSurfaceBitmapBackend::context):

Canonical link: https://commits.webkit.org/267632@main