Because we now annotate not-null by default in ExoPlayer
library modules, we're seeing warnings in the demo apps where
we override a method and don't explicitly specify an equivalent
@NotNull annotation.
It's probably confusing to use not-null by default for the
demo apps, so this change uses @NonNull where necessary to fix
the warnings.
PiperOrigin-RevId: 296000044
- The upgrade to version 29 made Robolectric version 4.3 fail.
- Upgrading Robolectric to 4.3.1 requires Java 9, which requires manual
configuration in Android Studio.
PiperOrigin-RevId: 281753915
- Enabling legacy storage for our demo app so that playing
slideloaded media is still easy.
- Apps are still free to specify a lower targetSdkVersion
PiperOrigin-RevId: 281537041
