Comment 0 for bug 1813567

according to
http://people.canonical.com/~doko/ftbfs-report/test-rebuild-20181222-bionic.html

cogl ftbfs.

dpkg-gensymbols: warning: some new symbols appeared in the symbols file: see diff output below
dpkg-gensymbols: warning: debian/libcogl20/DEBIAN/symbols doesn't match completely debian/libcogl20.symbols
--- debian/libcogl20.symbols (libcogl20_1.22.2-3_amd64)
+++ dpkg-gensymbolsclZaGi 2019-01-28 08:45:17.335924588 +0000
@@ -174,6 +174,7 @@
  cogl_feature_flags_get_type@Base 1.17.4
  cogl_features_available@Base 1.17.4
  cogl_fence_closure_get_user_data@Base 1.17.4
+ cogl_filter_return_get_type@Base 1.22.2-3
  cogl_fixed_atan2@Base 1.17.4
  cogl_fixed_atan@Base 1.17.4
  cogl_fixed_cos@Base 1.17.4
dh_makeshlibs: failing due to earlier errors