delete export

TBR=r
OCL=23121
CL=23127
diff --git a/test/fixedbugs/bug058.go b/test/fixedbugs/bug058.go
index 3765dfc..da47ae5 100644
--- a/test/fixedbugs/bug058.go
+++ b/test/fixedbugs/bug058.go
@@ -6,7 +6,7 @@
 
 package main
 
-export type Box struct {};
+type Box struct {};
 var m map[string] *Box;
 
 func main() {