sde: Add support to disable animation on external display.

1. Compose the first animating frame using GPU on external display.
2. Set composition type of subsequent animating frames as SDE
   composition and update cached framebuffer to external display.
3. Close the releasefence fd of framebuffer target during animation.

Change-Id: I674efa1821c8fc2fa0c3f9ccee88e25b70f75f9d
3 files changed