Add an integration test for analysis.outline.

pkg/analysis_server/test/integration/analysis/test_all.dart

Index: pkg/analysis_server/test/integration/analysis/test_all.dart
diff --git a/pkg/analysis_server/test/integration/analysis/test_all.dart b/pkg/analysis_server/test/integration/analysis/test_all.dart
index 9c0b4ed6360b06b865b2ee4c3a06121ebb7b540e..e6cdb198a25cf8a6c80896605b0e6fb7ecc4a967 100644
--- a/pkg/analysis_server/test/integration/analysis/test_all.dart
+++ b/pkg/analysis_server/test/integration/analysis/test_all.dart
@@ -13,6 +13,7 @@ import 'get_hover_test.dart' as get_hover_test;
 import 'highlights_test.dart' as highlights_test;
 import 'navigation_test.dart' as navigation_test;
 import 'occurrences_test.dart' as occurrences_test;
+import 'outline_test.dart' as outline_test;
 import 'update_content_test.dart' as update_content_test;
 import 'update_content_list_test.dart' as update_content_list_test;
 
@@ -29,6 +30,7 @@ main() {
     highlights_test.main();
     navigation_test.main();
     occurrences_test.main();
+    outline_test.main();
     update_content_test.main();
     update_content_list_test.main();
   });