UserAgent: Mozilla/5.0 (X11; CrOS x86_64 9460.67.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.113 Safari/537.36

Steps to reproduce the problem:
1. use replace word in japanese in doc
2. word replaced
3. type in normally and is set to english input. stays as long as in same tab, even if change keyboard input.

What is the expected behavior?

What went wrong?
the input become english although the input is japanese. Even after change the input in loop back to japanese it stays in english input.

Did this work before? N/A 

Chrome version: 59.0.3071.113  Channel: stable
OS Version: 9460.67.0
Flash Version: Shockwave Flash 26.0 r0