frameworks/base: Fix screen stretch issue for NuPlayer

- Fixes screen not moving to full screen after suspend resume during RTSP
  streaming in landscape mode.
- If there is an incorrect height and width, it saves the video height and
  width and then does the correction to have proper width and height.

Change-Id: Icb4b9b71f21d138b85f200dc82a1fbe58342866f