> interfaces: Remove unused getDefaultChangeType > https://github.com/bitcoin/bitcoin/pull/19396/commits/fa2eb383522249a5f4d48726c520cec5de496614
Backport note: we still used `getDefaultChangeType` in the BIP70 related code, but it can be removed trivially, as we only ever use OutputType::LEGACY` anyway.
> Remove confusing OutputType::CHANGE_AUTO
>
https://github.com/bitcoin/bitcoin/pull/19396/commits/faddad71f648ed99734f4f8811bd4bc7232ca670
> Enable Wswitch for OutputType
https://github.com/bitcoin/bitcoin/pull/19396/commits/fa927ff884ae373c676deed63180a8d238872cdc
This is a backport of [[https://github.com/bitcoin/bitcoin/pull/19396 | core#19396]]