Comment Text appears several times after clicking the cancel button if I edit again

Created by: chopmann

Steps to reproduce: Add a Comment to an Issue Edit the Comment Click Save Edit the Comment Click Cancel Edit the Comment Your Text should appear doubled.

Or Add a Comment to an Issue Edit the Comment Click Edit again Click Cancel Edit the Comment Your Text should appear doubled.

Problem:

<div class="note-original-content">

is not being deleted after saving and the Edit Button creates a new div everytime it's clicked.