Remove suppression of lib/mirrors/delegate_test in csp mode

Review URL: https://codereview.chromium.org//303373002

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@36817 260f80e4-7a28-3924-810f-c04153c831b5
diff --git a/tests/lib/lib.status b/tests/lib/lib.status
index 1c35a0f..09c9c46 100644
--- a/tests/lib/lib.status
+++ b/tests/lib/lib.status
@@ -16,7 +16,6 @@
 mirrors/mirrors_reader_test: Skip # Issue 16589
 
 [ $csp ]
-mirrors/delegate_test: RuntimeError # Issue 13864
 async/deferred/deferred_in_isolate_test: RuntimeError # Issue 16898
 mirrors/deferred_mirrors_metadata_test: Fail # Issue 16898
 mirrors/deferred_mirrors_metatarget_test: Fail # Issue 16898