Wikimedia Bugzilla is closed!

Steps to reproduce:

1.Open a page with VE
2.Insert an image
3.Go to the Media Settings dialog of the image
4.Type something in the caption field
5.Now place the cursor in the Alternative Test field
6.Observe that, the "Undo" button in the toolbar is still active
7.Click on the undo button

Observed Result:
It clears the text inside the caption field , this is a bit confusing , since the cursor was pointing to text inside Alternative Text and but it started clearing out the content inside caption field.