[results feed] Add 'cfe' group to filter options.

Remove stray print statement.

Change-Id: I9079cbc53956f81c6489babf8733dee9c9185ba1
Reviewed-on: https://dart-review.googlesource.com/c/dart_ci/+/131861
Reviewed-by: Alexander Thomas <athom@google.com>
diff --git a/functions/node/firestore_impl.dart b/functions/node/firestore_impl.dart
index b9ef221..57a1445 100644
--- a/functions/node/firestore_impl.dart
+++ b/functions/node/firestore_impl.dart
@@ -315,7 +315,6 @@
         .get();
     final lastPatchsetGroup =
         patchsets.documents.first.data.getInt('patchset_group');
-    print(lastPatchsetGroup);
     QuerySnapshot approvals = await firestore
         .collection('try_results')
         .where('approved', isEqualTo: true)
diff --git a/results_feed/lib/src/services/filter_service.dart b/results_feed/lib/src/services/filter_service.dart
index 3a3bb40..1570063 100644
--- a/results_feed/lib/src/services/filter_service.dart
+++ b/results_feed/lib/src/services/filter_service.dart
@@ -65,6 +65,7 @@
   static const allConfigurationGroups = <String>[
     'analyzer',
     'app_jitk',
+    'cfe',
     'dart2js',
     'dartdevc',
     'dartdevk',