Stacked bar chart has missing left border

[pmaga]

Cannot set the left border when the first dataset is empty.

Expected Behavior

All edges should be visible.

Current Behavior

Left border is missing.

Possible Solution

Respect "borderSkipped" option or draw all edges by default.

Steps to Reproduce (for bugs)

Please see an example on the codepen.

Context

I would like to show number of active 'elements'. For example:

[          ] 0 / 10          
[////|     ] 5 / 10

Environment

• Chart.js version: 2.7.2
• Browser name and version: All
• Link to your project: https://codepen.io/Fores/pen/WyOXmg