Steps to reproduce the problem:
1. Tap hamburger menu, tap Search engine.
2. Note that Google, Yahoo! and Bing is listed.
3. Note that DuckDuckGo is not listed.

What is the expected behavior?
The Settings activity should list DuckDuckGo as search engine option.

What went wrong?
In the Settings activity, when I click on Search engine, I can not find any entry for DuckDuckGo.

Did this work before? N/A 

Chrome version: 71.0.3578.99  Channel: stable
OS Version: 9
Flash Version: