Fix tidy check.

rust-lang · bors · Aug 18, 2016 · Aug 9, 2016 · Aug 16, 2016 · Aug 17, 2016
commit ed54226467f60a6ca15aabe9cc1f58763503a817
diff --git a/src/test/compile-fail/E0221.rs b/src/test/compile-fail/E0221.rs
@@ -18,7 +18,7 @@ trait Foo {
 trait Bar : Foo {
     type A: T2;
     fn do_something() {
-        let _: Self::A; 
+        let _: Self::A;
         //~^ ERROR E0221
         //~| NOTE ambiguous associated type `A`
         //~| NOTE associated type `Self` could derive from `Foo`