Maps a txid to the fee delta applied to it via PrioritiseTransaction().
Declared in <txmempool.h>
[[guarded_by(0x7fb95f555668), guarded_by(0x7fb968bc6d78), guarded_by(0x7fb95fdd0bb8), guarded_by(0x7fb978b75f78), guarded_by(0x7fb96b8fb4d8), guarded_by(0x7fb96e5c1fa8), guarded_by(0x7fb97a07bfd8), guarded_by(0x7fb96be43d28)]]
std::map<Txid, CAmount> mapDeltas;