minor manual format corrections

R=rsc
https://golang.org/cl/172042

src/pkg/exp/eval/type.go

@@ -200,7 +200,6 @@ var (
 func (t *uintType) compat(o Type, conv bool) bool {
 	t2, ok := o.lit().(*uintType);
 	return ok && t == t2;
-	;
 }
 
 func (t *uintType) lit() Type	{ return t }

src/pkg/net/dialgoogle_test.go

@@ -51,8 +51,7 @@ var googleaddrs = []string{
 	"[0:0:0:0:0000:ffff:74.125.19.99]:80",
 	"[0:0:0:0:000000:ffff:74.125.19.99]:80",
 	"[0:0:0:0:0:ffff::74.125.19.99]:80",
-	"[2001:4860:0:2001::68]:80" // ipv6.google.com; removed if ipv6 flag not set
-	,
+	"[2001:4860:0:2001::68]:80",	// ipv6.google.com; removed if ipv6 flag not set
 }
 
 func TestDialGoogle(t *testing.T) {