It sounds like it didn't give you a location or name for the file? Without that, you won't be able to tell whether it's a dangerous file or simply a false positive (something that it thinks is a virus but really isn't).
Thanks for the feedback. I don't have a specific video in mind but I suppose I could monitor one and check to see if the views are cached. This was just something a friend of mine asked about and it got me curious. Edit: