[webkit-changes] [WebKit/WebKit] 52205e: Revert [265216 at main] Improve Canvas ImageData nois...

[Karl Rackler]

  Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 52205e2f86c03c26d0ed444366032024ffad08b8
      https://github.com/WebKit/WebKit/commit/52205e2f86c03c26d0ed444366032024ffad08b8
  Author: Karl Rackler <rackler at apple.com>
  Date:   2023-06-15 (Thu, 15 Jun 2023)

  Changed paths:
    M Source/WebCore/html/CanvasNoiseInjection.cpp
    M Tools/TestWebKitAPI/Tests/WebKit/AdvancedPrivacyProtections.mm
    M Tools/TestWebKitAPI/Tests/WebKitCocoa/canvas-fingerprinting.html

  Log Message:
  -----------
  Revert [265216 at main] Improve Canvas ImageData noise injection algorithm
https://bugs.webkit.org/show_bug.cgi?id=257574
rdar://109271231

Unreviewed revert
This reverts because because it broke the build on the bots.

* Source/WebCore/html/CanvasNoiseInjection.cpp:
(WebCore::setTightnessBounds):
(WebCore::getGradientNeighbors):
(WebCore::CanvasNoiseInjection::postProcessDirtyCanvasBuffer):
(WebCore::CanvasNoiseInjection::postProcessPixelBufferResults const):
(WebCore::boundingNeighbors): Deleted.
(WebCore::lowerAndUpperBound): Deleted.
(WebCore::adjustNeighborColorBounds): Deleted.
* Tools/TestWebKitAPI/Tests/WebKit/AdvancedPrivacyProtections.mm:
(TestWebKitAPI::TEST):
* Tools/TestWebKitAPI/Tests/WebKitCocoa/canvas-fingerprinting.html:

Canonical link: https://commits.webkit.org/265220@main