Fix for renaming (an invalid) ClassElement invocation.

pkg/analysis_server/test/services/refactoring/rename_unit_member_test.dart

Index: pkg/analysis_server/test/services/refactoring/rename_unit_member_test.dart
diff --git a/pkg/analysis_server/test/services/refactoring/rename_unit_member_test.dart b/pkg/analysis_server/test/services/refactoring/rename_unit_member_test.dart
index e4a3e61978c60dc2f2006f621dbe380120965b9d..78a5cd44ecfe25b4baa4cf768d19166444983311 100644
--- a/pkg/analysis_server/test/services/refactoring/rename_unit_member_test.dart
+++ b/pkg/analysis_server/test/services/refactoring/rename_unit_member_test.dart
@@ -400,6 +400,31 @@ main() {
 ''');
   }
 
+  test_createChange_ClassElement_invocation() {
+    verifyNoTestUnitErrors = false;
+    indexTestUnit('''
+class Test {
+}
+main() {
+  Test(); // invalid code, but still a reference
+}
+''');
+    // configure refactoring
+    createRenameRefactoringAtString('Test();');
+    expect(refactoring.refactoringName, 'Rename Class');
+    expect(refactoring.elementKindName, 'class');
+    expect(refactoring.oldName, 'Test');
+    refactoring.newName = 'NewName';
+    // validate change
+    return assertSuccessfulRefactoring('''
+class NewName {
+}
+main() {
+  NewName(); // invalid code, but still a reference
+}
+''');
+  }
+
   test_createChange_ClassElement_parameterTypeNested() {
     indexTestUnit('''
 class Test {