Steps to reproduce: 1. With Safari STP 166 2. Disable Site Specific Hacks 3. Go to https://www.icourse163.org/help/help.htm#/hf?t=2 4. Click on the arrows in the content Expected Result: Content flickers while clicking drop down arrow button Actual Result: No flickering. The site is working as expected the same way in all browsers. This has been fixed and the Quirk is not needed anymore. It has been retested by Zohreh Momeni on March 31, 2023.
rdar://107437470
Pull request: https://github.com/WebKit/WebKit/pull/12308
This is the wrong radar number The correct one is rdar://107486680
rdar://107486680
Committed 262839@main (b9264351fea3): <https://commits.webkit.org/262839@main> Reviewed commits have been landed. Closing PR #12308 and removing active labels.