Alexandre Ardhuin 2de61a0853 add @required when there's an assert not null (#9124) ...

* add @required when there's an assert not null

* address review comments

2017-03-31 18:34:13 +02:00

..

demo

add @required when there's an assert not null (#9124)

2017-03-31 18:34:13 +02:00

gallery

add @required when there's an assert not null (#9124)

2017-03-31 18:34:13 +02:00

main.dart

a welcome message in gallery (#7048)

2016-11-28 10:56:44 -08:00