Merge branch 'stable-3.1' into stable-3.2

* stable-3.1:
  Don't render gr-comment-list when collapsed initially

Change-Id: I4c3c5dbe05e6f5952d4c65ab09b42a43e1946583
diff --git a/polygerrit-ui/app/elements/change/gr-message/gr-message_test.html b/polygerrit-ui/app/elements/change/gr-message/gr-message_test.html
index 4651e66..78c2229 100644
--- a/polygerrit-ui/app/elements/change/gr-message/gr-message_test.html
+++ b/polygerrit-ui/app/elements/change/gr-message/gr-message_test.html
@@ -62,7 +62,7 @@
         date: '2016-01-12 20:24:49.448000000',
         message: 'Uploaded patch set 1.',
         _revision_number: 1,
-        expanded: false,
+        expanded: true,
       };
 
       element.addEventListener('reply', e => {