Implement accessibility property support via CDP for Chrome - #60778

[taskcluster 2026-08-07 20:39:52.697Z] Task ID: aPjTnvFuRq6hICURueL09w
[taskcluster 2026-08-07 20:39:52.697Z] Worker ID: 3538623983410478263
[taskcluster 2026-08-07 20:39:52.697Z] Worker Group: us-central1-b
[taskcluster 2026-08-07 20:39:52.697Z] Worker Node Type: projects/757942385826/machineTypes/n2-standard-4
[taskcluster 2026-08-07 20:39:52.697Z] Worker Pool: proj-wpt/ci
[taskcluster 2026-08-07 20:39:52.697Z] Worker Version: 46.1.0
[taskcluster 2026-08-07 20:39:52.697Z] Public IP: 136.111.229.61
[taskcluster 2026-08-07 20:39:52.697Z] Hostname: proj-wpt-ci-ddappejsrlyhrzv7u8dlbq

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TEST-OK | /infrastructure/testdriver/get_all_cookies.sub.html | took 407ms
11:29.91 TEST_START: /infrastructure/testdriver/get_all_cookies.sub.https.html
TEST-START | /infrastructure/testdriver/get_all_cookies.sub.https.html
11:29.91 INFO Closing window 245753ac-4385-4335-80f0-c45ad7034027
Closing window 245753ac-4385-4335-80f0-c45ad7034027
11:30.36 INFO Getting all cookies
Getting all cookies
11:30.41 INFO Deleting all cookies
Deleting all cookies
TEST-PASS | /infrastructure/testdriver/get_all_cookies.sub.https.html | Get all HTTPS cookies
11:30.50 TEST_END: Test OK. Subtests passed 1/1. Unexpected 0
TEST-OK | /infrastructure/testdriver/get_all_cookies.sub.https.html | took 595ms
11:30.50 TEST_START: /infrastructure/testdriver/get_named_cookie.sub.html
TEST-START | /infrastructure/testdriver/get_named_cookie.sub.html
11:30.51 INFO Closing window 6febea06-afea-4316-a857-43c2c109f307
Closing window 6febea06-afea-4316-a857-43c2c109f307
11:30.91 INFO Getting cookie named test0
Getting cookie named test0
11:30.97 INFO Getting cookie named test1
Getting cookie named test1
11:30.99 INFO Getting cookie named test2
Getting cookie named test2
11:31.00 INFO Getting cookie named test3
Getting cookie named test3
11:31.01 INFO Getting cookie named test4
Getting cookie named test4
11:31.02 INFO Getting cookie named test5
Getting cookie named test5
11:31.03 INFO Getting cookie named test6
Getting cookie named test6
11:31.04 INFO Getting cookie named test7
Getting cookie named test7
11:31.05 INFO Deleting all cookies
Deleting all cookies
TEST-PASS | /infrastructure/testdriver/get_named_cookie.sub.html | Get Named HTTP cookie
11:31.13 TEST_END: Test OK. Subtests passed 1/1. Unexpected 0
TEST-OK | /infrastructure/testdriver/get_named_cookie.sub.html | took 628ms
11:31.13 TEST_START: /infrastructure/testdriver/get_named_cookie.sub.https.html
TEST-START | /infrastructure/testdriver/get_named_cookie.sub.https.html
11:31.14 INFO Closing window 617646a3-0cfb-4545-b43d-be6a08bea105
Closing window 617646a3-0cfb-4545-b43d-be6a08bea105
11:31.63 INFO Getting cookie named test0
Getting cookie named test0
11:31.67 INFO Getting cookie named test1
Getting cookie named test1
11:31.70 INFO Getting cookie named test2
Getting cookie named test2
11:31.72 INFO Getting cookie named test3
Getting cookie named test3
11:31.73 INFO Getting cookie named test4
Getting cookie named test4
11:31.74 INFO Getting cookie named test5
Getting cookie named test5
11:31.75 INFO Getting cookie named test6
Getting cookie named test6
11:31.76 INFO Getting cookie named test7
Getting cookie named test7
11:31.78 INFO Getting cookie named test8
Getting cookie named test8
11:31.79 INFO Deleting all cookies
Deleting all cookies
TEST-PASS | /infrastructure/testdriver/get_named_cookie.sub.https.html | Get Named HTTPS cookie
11:31.87 TEST_END: Test OK. Subtests passed 1/1. Unexpected 0
TEST-OK | /infrastructure/testdriver/get_named_cookie.sub.https.html | took 739ms
11:31.87 TEST_START: /infrastructure/testdriver/send_keys.html
TEST-START | /infrastructure/testdriver/send_keys.html
11:31.88 INFO Closing window 57aeee57-79c9-4ea8-8ac5-ee51acfb4fc6
Closing window 57aeee57-79c9-4ea8-8ac5-ee51acfb4fc6
TEST-PASS | /infrastructure/testdriver/send_keys.html | TestDriver send keys method
11:32.48 TEST_END: Test OK. Subtests passed 1/1. Unexpected 0
TEST-OK | /infrastructure/testdriver/send_keys.html | took 611ms
11:32.48 TEST_START: /infrastructure/testdriver/set_get_window_rect.html
TEST-START | /infrastructure/testdriver/set_get_window_rect.html
11:32.49 INFO Closing window 229ed9fa-6080-40ef-89b1-a21e654cebc2
Closing window 229ed9fa-6080-40ef-89b1-a21e654cebc2
TEST-FAIL | /infrastructure/testdriver/set_get_window_rect.html | Window Position - promise_test: Unhandled rejection with value: "error: Action set_window_rect failed: Only supported in desktop applications\nstacktrace:\n\tRemoteError@chrome://remote/content/shared/RemoteError.sys.mjs:8:8\n\tWebDriverError@chrome://remote/content/shared/webdriver/Errors.sys.mjs:169:5\n\tUnsupportedOperationError@chrome://remote/content/shared/webdriver/Errors.sys.mjs:977:5\n\tassert.that/<@chrome://remote/content/shared/webdriver/Assert.sys.mjs:581:13\n\tassert.desktop@chrome://remote/content/shared/webdriver/Assert.sys.mjs:74:4\n\tsetWindowRect@chrome://remote/content/marionette/driver.sys.mjs:3414:17\n"
TEST-FAIL | /infrastructure/testdriver/set_get_window_rect.html | Window Size - promise_test: Unhandled rejection with value: "error: Action set_window_rect failed: Only supported in desktop applications\nstacktrace:\n\tRemoteError@chrome://remote/content/shared/RemoteError.sys.mjs:8:8\n\tWebDriverError@chrome://remote/content/shared/webdriver/Errors.sys.mjs:169:5\n\tUnsupportedOperationError@chrome://remote/content/shared/webdriver/Errors.sys.mjs:977:5\n\tassert.that/<@chrome://remote/content/shared/webdriver/Assert.sys.mjs:581:13\n\tassert.desktop@chrome://remote/content/shared/webdriver/Assert.sys.mjs:74:4\n\tsetWindowRect@chrome://remote/content/marionette/driver.sys.mjs:3414:17\n"
11:32.90 TEST_END: Test OK. Subtests passed 0/2. Unexpected 0
TEST-OK | /infrastructure/testdriver/set_get_window_rect.html | took 419ms
11:32.90 TEST_START: /infrastructure/testdriver/set_permission.https.html
TEST-START | /infrastructure/testdriver/set_permission.https.html
11:32.91 INFO Closing window e37750b4-e3dc-49ac-983f-acbbefd628b8
Closing window e37750b4-e3dc-49ac-983f-acbbefd628b8
TEST-PASS | /infrastructure/testdriver/set_permission.https.html | Grant Permission
TEST-PASS | /infrastructure/testdriver/set_permission.https.html | Deny Permission
11:33.53 TEST_END: Test OK. Subtests passed 2/2. Unexpected 0
TEST-OK | /infrastructure/testdriver/set_permission.https.html | took 633ms
11:33.53 TEST_START: /infrastructure/testdriver/virtual_authenticator.html
TEST-START | /infrastructure/testdriver/virtual_authenticator.html
11:33.54 INFO Closing window 50cf8dfd-6001-4037-a5f1-f7327d58baa2
Closing window 50cf8dfd-6001-4037-a5f1-f7327d58baa2
TEST-PASS | /infrastructure/testdriver/virtual_authenticator.html | Can create an authenticator
TEST-PASS | /infrastructure/testdriver/virtual_authenticator.html | Can add a credential
TEST-PASS | /infrastructure/testdriver/virtual_authenticator.html | Can get the credentials
TEST-PASS | /infrastructure/testdriver/virtual_authenticator.html | Can remove a credential
TEST-PASS | /infrastructure/testdriver/virtual_authenticator.html | Can remove all credentials
TEST-PASS | /infrastructure/testdriver/virtual_authenticator.html | Can set user verified
TEST-PASS | /infrastructure/testdriver/virtual_authenticator.html | Can remove a virtual authenticator
11:34.32 TEST_END: Test OK. Subtests passed 7/7. Unexpected 0
TEST-OK | /infrastructure/testdriver/virtual_authenticator.html | took 780ms
11:34.32 TEST_START: /infrastructure/testharness/full.stop/full-stop.html
TEST-START | /infrastructure/testharness/full.stop/full-stop.html
11:34.32 INFO Closing window 69c7da4c-8889-4636-8052-9f6578eeb592
Closing window 69c7da4c-8889-4636-8052-9f6578eeb592
TEST-PASS | /infrastructure/testharness/full.stop/full-stop.html | full-stop
11:34.76 TEST_END: Test OK. Subtests passed 1/1. Unexpected 0
TEST-OK | /infrastructure/testharness/full.stop/full-stop.html | took 443ms
11:34.76 TEST_START: /infrastructure/testharness/lone-surrogates.html
TEST-START | /infrastructure/testharness/lone-surrogates.html
11:34.76 INFO Closing window 94504be9-9998-4443-bfb9-8fb5fd86fe01
Closing window 94504be9-9998-4443-bfb9-8fb5fd86fe01
TEST-PASS | /infrastructure/testharness/lone-surrogates.html | passing test with lone surrogate U+d800 in name
TEST-FAIL | /infrastructure/testharness/lone-surrogates.html | failing test with lone surrogate U+d800 in name - assert_true: expected true got false
@http://web-platform.test:8000/infrastructure/testharness/lone-surrogates.html:7:25
Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:2869:25
test@http://web-platform.test:8000/resources/testharness.js:633:30
@http://web-platform.test:8000/infrastructure/testharness/lone-surrogates.html:7:7
TEST-PASS | /infrastructure/testharness/lone-surrogates.html | passing test with lone surrogate in assert
TEST-FAIL | /infrastructure/testharness/lone-surrogates.html | failing test with lone surrogate in assert - assert_true: lone U+d800 surrogate expected true got false
@http://web-platform.test:8000/infrastructure/testharness/lone-surrogates.html:9:25
Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:2869:25
test@http://web-platform.test:8000/resources/testharness.js:633:30
@http://web-platform.test:8000/infrastructure/testharness/lone-surrogates.html:9:7
11:35.14 TEST_END: Test OK. Subtests passed 2/4. Unexpected 0
TEST-OK | /infrastructure/testharness/lone-surrogates.html | took 380ms
11:35.14 TEST_START: /infrastructure/window/minimize-1.html
TEST-START | /infrastructure/window/minimize-1.html
11:35.14 INFO Closing window 867b1fd2-e392-4378-8bd7-4ff084711538
Closing window 867b1fd2-e392-4378-8bd7-4ff084711538
TEST-FAIL | /infrastructure/window/minimize-1.html | Minimize a window - promise_test: Unhandled rejection with value: "error: Action minimize_window failed: Only supported in desktop applications\nstacktrace:\n\tRemoteError@chrome://remote/content/shared/RemoteError.sys.mjs:8:8\n\tWebDriverError@chrome://remote/content/shared/webdriver/Errors.sys.mjs:169:5\n\tUnsupportedOperationError@chrome://remote/content/shared/webdriver/Errors.sys.mjs:977:5\n\tassert.that/<@chrome://remote/content/shared/webdriver/Assert.sys.mjs:581:13\n\tassert.desktop@chrome://remote/content/shared/webdriver/Assert.sys.mjs:74:4\n\tminimizeWindow@chrome://remote/content/marionette/driver.sys.mjs:2358:17\n"
11:35.53 TEST_END: Test OK. Subtests passed 0/1. Unexpected 0
TEST-OK | /infrastructure/window/minimize-1.html | took 391ms
11:35.53 TEST_START: /infrastructure/window/minimize-2.html
TEST-START | /infrastructure/window/minimize-2.html
11:35.54 INFO Closing window bdbff592-ac7e-4211-afdc-f54be8ce7cf2
Closing window bdbff592-ac7e-4211-afdc-f54be8ce7cf2
TEST-PASS | /infrastructure/window/minimize-2.html | Use testdriver to check window is not minimized
11:35.93 TEST_END: Test OK. Subtests passed 1/1. Unexpected 0
TEST-OK | /infrastructure/window/minimize-2.html | took 397ms
11:35.93 INFO No more tests
No more tests
11:36.78 INFO STDOUT: cleanup aborted: args: /home/test/web-platform-tests/_venv3/android/android-sdk-linux/platform-tools/adb wait-for-device remount, exitcode: 1, stdout: Device must be bootloader unlocked
STDOUT: cleanup aborted: args: /home/test/web-platform-tests/_venv3/android/android-sdk-linux/platform-tools/adb wait-for-device remount, exitcode: 1, stdout: Device must be bootloader unlocked
11:36.08 INFO Closing logging queue
Closing logging queue
11:36.08 INFO queue closed
queue closed
11:37.07 SUITE_END

web-platform-test
~~~~~~~~~~~~~~~~~
Ran 477 checks (274 subtests, 203 tests)
Expected results: 473 (3 known intermittents)
Skipped: 4 tests
Unexpected results: 0

Known Intermittent Results
--------------------------
/infrastructure/server/webtransport-h3.https.sub.any.serviceworker.html
  KNOWN-INTERMITTENT-FAIL WebTransport server should be running and should handle a bidirectional stream - promise_test: Unhandled rejection with value: object "WebTransportError: WebTransport connection rejected"
  KNOWN-INTERMITTENT-OK /infrastructure/server/webtransport-h3.https.sub.any.serviceworker.html
/infrastructure/testdriver/actions/elementTiming.html
  KNOWN-INTERMITTENT-FAIL TestDriver actions: element timing - assert_array_equals: expected property 1 to be 150 but got 149 (expected array [50, 150] got [50, 149])
@http://web-platform.test:8000/infrastructure/testdriver/actions/elementTiming.html:67:22
OK
SUITE-END | took 452s
11:37.07 INFO STDOUT: cleanup aborted: args: /home/test/web-platform-tests/_venv3/android/android-sdk-linux/platform-tools/adb wait-for-device remount, exitcode: 1, stdout: Device must be bootloader unlocked
STDOUT: cleanup aborted: args: /home/test/web-platform-tests/_venv3/android/android-sdk-linux/platform-tools/adb wait-for-device remount, exitcode: 1, stdout: Device must be bootloader unlocked
11:37.08 INFO Got 0 unexpected results, with 0 unexpected passes
Got 0 unexpected results, with 0 unexpected passes
11:37.08 wptserve INFO Stopped http server on 127.0.0.1:8000
wptserve Stopped http server on 127.0.0.1:8000
11:37.09 wptserve INFO Stopped http server on 127.0.0.1:8002
wptserve Stopped http server on 127.0.0.1:8002
11:37.09 wptserve INFO Stopped http server on 127.0.0.1:8001
wptserve Stopped http server on 127.0.0.1:8001
11:37.10 wptserve INFO Stopped http server on 127.0.0.1:8003
wptserve Stopped http server on 127.0.0.1:8003
11:37.11 wptserve INFO Stopped http server on 127.0.0.1:8443
wptserve Stopped http server on 127.0.0.1:8443
11:37.11 wptserve INFO Stopped http server on 127.0.0.1:8444
wptserve Stopped http server on 127.0.0.1:8444
11:37.11 wptserve INFO Stopped http server on 127.0.0.1:8445
wptserve Stopped http server on 127.0.0.1:8445
11:37.11 wptserve INFO Stopped http server on 127.0.0.1:8446
wptserve Stopped http server on 127.0.0.1:8446
11:37.11 wptserve INFO Stopped http server on 127.0.0.1:9000
wptserve Stopped http server on 127.0.0.1:9000
11:37.28 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
wptserve Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
11:37.48 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
wptserve Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
11:37.56 INFO Removed font: Ahem.ttf
Removed font: Ahem.ttf
11:37.59 INFO Closing logging queue
Closing logging queue
11:37.59 INFO queue closed
queue closed
[taskcluster 2026-08-07 20:54:15.579Z] === Task Finished ===
[taskcluster 2026-08-07 20:54:17.564Z] Successful task run with exit code: 0 completed in 864.87 seconds