Chrome Version: <From about:version: Google Chrome x.x.x.x>
Chrome OS Version: <From about:version: Platform 9765.48.0>
Chrome OS Platform: <Samus>
Network info: <WiFi Proy>

Please specify Cr-* of the system to which this bug/feature applies (add
the label below).

Steps To Reproduce:

1.Connect to non-shared encrypted wifi network.
2.Select "Manual Configuration" option in Proxy Configuration and specify the proxy settings for HTTP.
3.Goto->Advanced Configuration under Proxy and specify a domain/host for which proxy settings should not be used. 

Expected Result:
The domain should be listed on settings page.

Actual Result:
The domain does not show up. We can check the expection is added by going to chrome://net-internals/#proxy page. 

How frequently does this problem reproduce? (Always, sometimes, hard to
reproduce?)
ALways 

What is the impact to the user, and is there a workaround? If so, what is
it?
Check the expection hosts on chrome://net-internals/#proxy page.

Please provide any additional information below. Attach a screen shot or
log if possible.
screenshots attached.

For graphics-related bugs, please copy/paste the contents of the about:gpu
page at the end of this report.