Merge "Unwrap our DrawableWrapper impls in canSafelyMutateDrawable()" into mnc-ub-dev am: 744a28f8d7 am: e588b4f34b
am: 299088b8d9

* commit '299088b8d9bfad270bb62e139a0662f0233bc1a3':
  Unwrap our DrawableWrapper impls in canSafelyMutateDrawable()