Merge occurrences.

pkg/analysis_server/test/plugin/set_analysis_domain_test.dart

Index: pkg/analysis_server/test/plugin/set_analysis_domain_test.dart
diff --git a/pkg/analysis_server/test/plugin/set_analysis_domain_test.dart b/pkg/analysis_server/test/plugin/set_analysis_domain_test.dart
index a6ee01f9499f2f5a8cfccbfcf10e581f0705603a..02200c08a078432f185a99fcb15926a79539ab2f 100644
--- a/pkg/analysis_server/test/plugin/set_analysis_domain_test.dart
+++ b/pkg/analysis_server/test/plugin/set_analysis_domain_test.dart
@@ -124,8 +124,9 @@ class TestOccurrencesContributor implements OccurrencesContributor {
   @override
   void computeOccurrences(
       OccurrencesCollector collector, AnalysisContext context, Source source) {
-    collector.addOccurrences(new Occurrences(
-        new Element(ElementKind.UNKNOWN, 'TestElement', 0), <int>[1, 2, 3], 5));
+    Element element = new Element(ElementKind.UNKNOWN, 'TestElement', 0);
+    collector.addOccurrences(new Occurrences(element, <int>[1, 2], 5));
+    collector.addOccurrences(new Occurrences(element, <int>[3], 5));
   }
 }