var google.golang.org/grpc/backoff.DefaultConfig

3 uses

	google.golang.org/grpc/backoff (current package)
		backoff.go#L47: var DefaultConfig = Config{

	google.golang.org/grpc
		dialoptions.go#L269: 	bc := backoff.DefaultConfig

	google.golang.org/grpc/internal/backoff
		backoff.go#L43: var DefaultExponential = Exponential{Config: grpcbackoff.DefaultConfig}