When a scrollbar is added to a container, the horizontal scrollbar cuts off the bottom content of the container.

Attached is the fiddle. Please note that I am ultimately trying to create a class that can be extended by a view, and the superclass's purpose is to dynamically add scrollbars to specific containers. For sake of an example, I created a simplified fiddle:

https://fiddle.sencha.com/#view/editor&fiddle/2e3c