krocard 3b8eba2dea Refactor initTrackSelectionAdapter
As suggested in parent change, return a list of
`TrackType` instead of appending to it.

This has the slight disadvantage of iterating twice
over the (short) list, but clarifies the code.

PiperOrigin-RevId: 402844458
2021-10-14 11:58:53 +01:00
..
2021-10-14 11:58:53 +01:00
2021-10-05 23:18:25 +01:00