Class android.companion.`CompanionDeviceManager`

Removed Methods
`void` addOnAssociationsChangedListener(`Executor,` `OnAssociationsChangedListener`)
`List<AssociationInfo>` getAllAssociations()
`void` removeOnAssociationsChangedListener(`OnAssociationsChangedListener`)

Added Methods
`void` `attachSystemDataTransport`(`int,` `InputStream, OutputStream`)
`void` `detachSystemDataTransport`(`int`)
`void` `disableSystemDataSyncForTypes`(`int,` `int`)
`void` `enableSystemDataSyncForTypes`(`int,` `int`)
`void` `startSystemDataTransfer`(`int,` `Executor, OutcomeReceiver<Void, CompanionException>`)

Added Fields
`int` `FLAG_CALL_METADATA`

Class android.companion.CompanionDeviceManager