Input content won't be cleared after adding a comment

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: Master
• Fix Version/s: 7.2.10 DXP FP2, 7.2.10.1 DXP SP1, 7.2.X, 7.2.1 CE GA2, Master
• Component/s: Collaboration > Comments
• Labels:
  • liferay-dxp-72-sp1
  • liferay-fixpack-dxp-2-7210
• Branch Version/s:
  7.2.x
• Backported to Branch:
  Committed
• Fix Priority: 3
• Epic Link: lima-page-review
• Sprint: LIMA | #02 | Sep03-Sep17
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/78190

Steps to reproduce:

1. Open the comments panel.
2. Add a comment.

Expected: The input box is cleared.
Actual: The comment remains inside the input box.
newCommentNotBlanked.mp4