Steps to reproduce the problem:
1. Navigate to a website that has a child element with a background image using property background-attachment: Fixed. Notice the issue.

https://jsfiddle.net/kzgzpef2/2/

What is the expected behavior?
According to CSS Specification, The background image should render relative to the viewport. not the element.

What went wrong?
Background-Attachment Property is ignored.

Did this work before? N/A 

Chrome version: 58.0.3029.83  Channel: stable
OS Version: 7.0
Flash Version: