This clears the screen when scrolling is ended by a non-scrolling key press.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jaben Carsey <jaben.carsey@intel.com>
Reviewed-by: Tapan Shah <tapandshah@hp.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17632 6f19259b-4bc3-4df7-8a09-765794883524