(As an aside, this also suggests that bug 1423013 will make bug 1510384 worse on some pages like this one, i.e. the video controls will be even tinier. We may want to consider fixing bug 1510384 as a follow-up.)
Bug 1520455 Comment 13 Edit History
Note: The actual edited comment in the bug view page will always show the original commenter’s name and original timestamp.
(As an aside, this also suggests that bug 1423013 might make bug 1510384 worse on some pages like this one, i.e. the video controls may become even tinier. We may want to consider fixing bug 1510384 as a follow-up.)