What is the creepy faceless head icon in Chrome browser?
It is there to show that the browser is used from more than one user.
Well, may be not in your case, but somehow the browser created another account and there you go; creepy icon in the top left side of the browser and in the task bar icon too.
How to get rid of it?
Here is the solution. Go to Chrome settings and delete the second user which could have any unexpected name: