x/tools/cmd/guru: gofmt -s -w

Change-Id: Idf3d1865b0c349ad45d983fac1c52e7729bf0069
Reviewed-on: https://go-review.googlesource.com/32793
Reviewed-by: Alan Donovan <adonovan@google.com>
diff --git a/cmd/guru/callees.go b/cmd/guru/callees.go
index 077d792..7ab1dba 100644
--- a/cmd/guru/callees.go
+++ b/cmd/guru/callees.go
@@ -240,7 +240,7 @@
 		Desc: "static function call",
 	}
 	j.Callees = []*serial.Callee{
-		&serial.Callee{
+		{
 			Name: r.callee.FullName(),
 			Pos:  fset.Position(r.callee.Pos()).String(),
 		},