Has anyone already seen this?

What to say about this change?
Version of Chrome is 66.0.3359.181 (Official Build) (64-bit)
would like to know as well, got it on both my browsers
I still don't know what it is, but I deleted for the moment, I don't wanna take any risk.
I re-enabled.
If you don't do so, you cannot access the wallet.
It was a must do for me as I hold some in ICONex wallet...