Ian Hickson f4d5646b31
Make NotchedShape more practical to use (#27487)
This PR does two things:

- It allows BottomAppBar to have a custom shape even when it doesn't
  have a notch.

- It adds AutomaticNotchedShape, an adapter from ShapeBorder to
  NotchedShape.
2019-02-04 22:24:41 -08:00
..