UserAgent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36

Steps to reproduce the problem:
1. Hit backspace.
2. Yell in frustration. 

What is the expected behavior?
Going back a page.

What went wrong?
You guys removed this functionality without concern for existing users' decades of usage.

Please add it back via a flag or extension.

Did this work before? N/A 

Chrome version: 52.0.2743.116  Channel: stable
OS Version: 10.0
Flash Version: Shockwave Flash 22.0 r0

For chrissakes, please don't randomly remove UI features from new versions with adding backward compatibility via flags or an extension. Your browser is used by millions as a necessary tool, not an experimental UI playground...