UserAgent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36

Steps to reproduce the problem:
1. Startup at call function base::win::IsTabletDevice will lead obvious jank.
2. We found it take 10%  win10 users about >200ms time by UMA stats

What is the expected behavior?

What went wrong?
maybe something wrong with the above code

Did this work before? N/A 

Chrome version: 55.0.2883.87  Channel: stable
OS Version: 10
Flash Version: Shockwave Flash 24.0 r0