lnwallet: convert to use new kvdb abstraction

lnwallet/interface_test.go

@@ -30,12 +30,12 @@ import (
 	"github.com/btcsuite/btcwallet/chain"
 	"github.com/btcsuite/btcwallet/walletdb"
 	_ "github.com/btcsuite/btcwallet/walletdb/bdb"
-	"github.com/coreos/bbolt"
 	"github.com/davecgh/go-spew/spew"
 	"github.com/lightninglabs/neutrino"
 	"github.com/lightningnetwork/lnd/chainntnfs"
 	"github.com/lightningnetwork/lnd/chainntnfs/btcdnotify"
 	"github.com/lightningnetwork/lnd/channeldb"
+	"github.com/lightningnetwork/lnd/channeldb/kvdb"
 	"github.com/lightningnetwork/lnd/input"
 	"github.com/lightningnetwork/lnd/keychain"
 	"github.com/lightningnetwork/lnd/lnwallet"
@@ -3162,7 +3162,7 @@ func runTests(t *testing.T, walletDriver *lnwallet.WalletDriver,
 		// node's chainstate to initial level, cleanly
 		// wipe buckets
 		if err := clearWalletStates(alice, bob); err !=
-			nil && err != bbolt.ErrBucketNotFound {
+			nil && err != kvdb.ErrBucketNotFound {
 			t.Fatalf("unable to wipe wallet state: %v", err)
 		}
 	}