Revert rename dialer to sqld

Author: aplr

postgres/gcppostgres/gcppostgres.go

@@ -236,7 +236,7 @@ type connector struct {
 }
 
 func (c connector) Connect(context.Context) (driver.Conn, error) {
-	conn, err := pq.DialOpen(sqld{c.dialer, c.instance, c.dialOpts}, c.pqConn)
+	conn, err := pq.DialOpen(dialer{c.dialer, c.instance, c.dialOpts}, c.pqConn)
 	if err != nil {
 		return nil, err
 	}
@@ -247,18 +247,17 @@ func (c connector) Driver() driver.Driver {
 	return otelsql.WrapDriver(pqDriver{c.dialer, c.instance, c.dialOpts, c.traceOpts}, c.traceOpts...)
 }
 
-// sqld implements pq.Dialer using the Cloud SQL Go Connector.
-type sqld struct {
+type dialer struct {
 	d        *cloudsqlconn.Dialer
 	instance string
 	dialOpts []cloudsqlconn.DialOption
 }
 
-func (d sqld) Dial(network, address string) (net.Conn, error) {
+func (d dialer) Dial(network, address string) (net.Conn, error) {
 	return d.d.Dial(context.Background(), d.instance, d.dialOpts...)
 }
 
-func (d sqld) DialTimeout(network, address string, timeout time.Duration) (net.Conn, error) {
+func (d dialer) DialTimeout(network, address string, timeout time.Duration) (net.Conn, error) {
 	return nil, errors.New("gcppostgres: DialTimeout not supported")
 }