adding crossFade animation to proguard

crossfade animation was not working for photos and throwing a lot of
errors because it was missing from proguard flags.

This fixes it.

Change-Id: I4ad9ef4a9cc3424e47b5c4cd3db9fa0678330637
1 file changed
tree: 43b8aaf8a2d89967800f4eb3427c260859917e98
  1. InCallUI/