What steps will reproduce the problem?
1. System Preferences -> General -> Highlight Color -> Pink
2. Select text in omnibox

What is the expected result?

Pink highlight color.


What happens instead of that?

Blue highlight color. Works fine in web contents.


Please provide any additional information below. Attach a screenshot if
possible.

UserAgentString: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.106 Safari/537.36