remove semis after statements in one-statement statement lists

R=rsc, r
http://go/go-review/1025029
diff --git a/src/pkg/crypto/tls/common.go b/src/pkg/crypto/tls/common.go
index 36ad640..d0ea5f6 100644
--- a/src/pkg/crypto/tls/common.go
+++ b/src/pkg/crypto/tls/common.go
@@ -92,12 +92,12 @@
 func mutualVersion(theirMajor, theirMinor uint8) (major, minor uint8, ok bool) {
 	// We don't deal with peers < TLS 1.0 (aka version 3.1).
 	if theirMajor < 3 || theirMajor == 3 && theirMinor < 1 {
-		return 0, 0, false;
+		return 0, 0, false
 	}
 	major = 3;
 	minor = 2;
 	if theirMinor < minor {
-		minor = theirMinor;
+		minor = theirMinor
 	}
 	ok = true;
 	return;