1 files changed, 0 insertions, 23 deletions
diff --git a/plugin/proxy/exchanger.go b/plugin/proxy/exchanger.go
deleted file mode 100644
index e96dac5a4..000000000
--- a/plugin/proxy/exchanger.go
+++ /dev/null
@@ -1,23 +0,0 @@
-package proxy
-
-import (
-	"context"
-
-	"github.com/coredns/coredns/request"
-
-	"github.com/miekg/dns"
-)
-
-// Exchanger is an interface that specifies a type implementing a DNS resolver that
-// can use whatever transport it likes.
-type Exchanger interface {
-	Exchange(ctx context.Context, addr string, state request.Request) (*dns.Msg, error)
-	Protocol() string
-
-	// Transport returns the only transport protocol used by this Exchanger or "".
-	// If the return value is "", Exchange must use `state.Proto()`.
-	Transport() string
-
-	OnStartup(*Proxy) error
-	OnShutdown(*Proxy) error
-}