The popup calendar shown when clicking the digital clock does not update on the first click. The calendar has to be closed, and then reopened for the calendar to update.

Reproducible: Always

Steps to Reproduce:
1. Wait until it's close to midnight, e.g. 11:50 AM.
2. Click the clock to open the calendar, close the calendar, and reopen the calendar.
3. Wait until midnight.
4. After midnight, click the clock to open the calendar.

Actual Results:  
The previous date is still shown in the calendar.

Expected Results:  
The current date should be shown.