Fix Snackbar + FloatingActionButton showing simultaneously

Caused by both things triggering an ViewPropertyAnimator
on the FloatingActionButton. The CLs fixes it by
moving one of them to use a seperate ValueAnimator.

BUG: 25138785
Change-Id: Ia4e3f8f2e6d0d2da3e35cb82297220a6c71fabef
1 file changed