Version: M53
OS: Mac OSX 10.12

What steps will reproduce the problem?
1. Using chrome on mac
2. chrome is in full-screen mode
3. Press 'Cmd+F' to find something on the page
4. Done finding it. Now, I want to close the find mini-window by pressing 'escape key'.
5. Earlier, it would close the find mini-window. But, now it undoes the full-screen mode of chrome.

What is the expected output?
Close Find windows

What do you see instead?
Chrome gets out of full screen

Mostly likely this bug is due to 3rd party dependency on Mac OSX 10.12