test: remove semiocolons.
The ken directory is untouched so we have some examples with explicit semis.

R=gri
CC=golang-dev
https://golang.org/cl/2157041
diff --git a/test/chan/perm.go b/test/chan/perm.go
index 502e787..d08c035 100644
--- a/test/chan/perm.go
+++ b/test/chan/perm.go
@@ -7,51 +7,51 @@
 package main
 
 var (
-	cr <-chan int;
-	cs chan<- int;
-	c chan int;
+	cr <-chan int
+	cs chan<- int
+	c chan int
 )
 
 func main() {
-	cr = c;		// ok
-	cs = c;		// ok
-	c = cr;		// ERROR "illegal types|incompatible|cannot"
-	c = cs;		// ERROR "illegal types|incompatible|cannot"
-	cr = cs;	// ERROR "illegal types|incompatible|cannot"
-	cs = cr;	// ERROR "illegal types|incompatible|cannot"
+	cr = c		// ok
+	cs = c		// ok
+	c = cr		// ERROR "illegal types|incompatible|cannot"
+	c = cs		// ERROR "illegal types|incompatible|cannot"
+	cr = cs	// ERROR "illegal types|incompatible|cannot"
+	cs = cr	// ERROR "illegal types|incompatible|cannot"
 
-	c <- 0;		// ok
-	ok := c <- 0;	// ok
-	_ = ok;
-	<-c;		// ok
-	x, ok := <-c;	// ok
-	_, _ = x, ok;
+	c <- 0		// ok
+	ok := c <- 0	// ok
+	_ = ok
+	<-c		// ok
+	x, ok := <-c	// ok
+	_, _ = x, ok
 
-	cr <- 0;	// ERROR "send"
-	ok = cr <- 0;	// ERROR "send"
-	_ = ok;
-	<-cr;		// ok
-	x, ok = <-cr;	// ok
-	_, _ = x, ok;
+	cr <- 0	// ERROR "send"
+	ok = cr <- 0	// ERROR "send"
+	_ = ok
+	<-cr		// ok
+	x, ok = <-cr	// ok
+	_, _ = x, ok
 
-	cs <- 0;	// ok
-	ok = cs <- 0;	// ok
-	_ = ok;
-	<-cs;		// ERROR "receive"
-	x, ok = <-cs;	// ERROR "receive"
-	_, _ = x, ok;
+	cs <- 0	// ok
+	ok = cs <- 0	// ok
+	_ = ok
+	<-cs		// ERROR "receive"
+	x, ok = <-cs	// ERROR "receive"
+	_, _ = x, ok
 
 	select {
 	case c <- 0:	// ok
 	case x := <-c:	// ok
-		_ = x;
+		_ = x
 
 	case cr <- 0:	// ERROR "send"
 	case x := <-cr:	// ok
-		_ = x;
+		_ = x
 
-	case cs <- 0:	// ok;
+	case cs <- 0:	// ok
 	case x := <-cs:	// ERROR "receive"
-		_ = x;
+		_ = x
 	}
 }