Regression caught by browser tests.
QA steps
- Click the language button on https://en.m.wikipedia.beta.wmflabs.org/wiki/Selenium_language_test_page
- Expected: language overlay opens
- Actual: Language overlay fails to open
Developer notes
Uncaught TypeError: Cannot read property 'call' of undefined at <anonymous>:1:228
can be seen in the console.
QA Results
Status | Details |
✅ Passed | T215648#4946241 |