For portrait mode: Actionsafe width depends on actionsafe
height, thus maintaining the aspect ratio.
User entered value for actionsafe width doesn't matter.
For landscape mode: Both, user entered actionsafe width
and height matter. Aspect ratio may change, in an attempt to fill
up the TV screen till the edges to avoid overscan/underscan.
Picks actionsafe rectangle as the final rectangle.
Change-Id: I4e16a2d57978d3443283e9311c2efdc6494f8a94
CRs-fixed: 271567
f7c6371137