S5 900F klte - Embedded video fullscreen issue, IR blaster not functioning.

Bug description:
Embedded videos in webpages do not go fullscreen properly. Selecting fullscreen makes the video fill a part of the screen but with a large blank bar at either the top or botton. Only about 2/3 of the screen is filled with the video.
Affected version: s5 900f 81.0 klte Nightly 201811181344
Steps to replicate:

Attempt to watch embedded web video fullscreen.