Branch: refs/heads/main
  Home:   https://github.com/WebKit/WebKit
  Commit: 497ff14e605503ba2fb3dc155d92c7cf5e1e1ba1
      
https://github.com/WebKit/WebKit/commit/497ff14e605503ba2fb3dc155d92c7cf5e1e1ba1
  Author: Ryosuke Niwa <[email protected]>
  Date:   2026-10-06 (Tue, 06 Oct 2026)

  Changed paths:
    M LayoutTests/platform/mac-site-isolation/TestExpectations
    M LayoutTests/resources/testdriver-vendor.js
    M Source/WebCore/testing/Internals.cpp
    M Source/WebCore/testing/Internals.h
    M Source/WebCore/testing/Internals.idl

  Log Message:
  -----------
  Site isolation: test_driver.click cannot resolve a cross-process subframe 
element's top-window coordinate, so synthetic clicks (and bless()) miss
https://bugs.webkit.org/show_bug.cgi?id=318763
rdar://181625119

Reviewed by Anne van Kesteren.

Use boundingBoxInMainFrameViewCoordinates instead of 
boundingBoxInRootViewCoordinates
so that the activation happens at the right coordinates even when the site 
isolation is enabled.

Tests: http/wpt/user-activation/bless.html
       http/wpt/user-activation/bless-nested.sub.html
       http/wpt/user-activation/bless-edge-cases.sub.html

* LayoutTests/platform/mac-site-isolation/TestExpectations:
* LayoutTests/resources/testdriver-vendor.js:
* Source/WebCore/testing/Internals.cpp:
(WebCore::Internals::boundingBoxInMainFrameViewCoordinates):
* Source/WebCore/testing/Internals.h:
* Source/WebCore/testing/Internals.idl:

Canonical link: https://commits.webkit.org/322854@main



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