Revert "Fix observatory tests broken by running dartfmt."

runtime/observatory/tests/observatory_ui/ports/element_test.dart

Index: runtime/observatory/tests/observatory_ui/ports/element_test.dart
diff --git a/runtime/observatory/tests/observatory_ui/ports/element_test.dart b/runtime/observatory/tests/observatory_ui/ports/element_test.dart
index 4b232b358417613c07863ce27c89e974d1306b04..9f7807b83862af695f56e662eb5e5e061922f255 100644
--- a/runtime/observatory/tests/observatory_ui/ports/element_test.dart
+++ b/runtime/observatory/tests/observatory_ui/ports/element_test.dart
@@ -30,10 +30,11 @@ main() {
     ];
     const isolatePorts = const PortsMock(elements: elements);
     final ports = new PortsRepositoryMock(
-        getter: expectAsync((i) async {
-      expect(i, equals(isolate));
-      return isolatePorts;
-    }, count: 1));
+      getter: expectAsync((i) async {
+        expect(i, equals(isolate));
+        return isolatePorts;
+      }, count: 1)
+    );
     final instances = new InstanceRepositoryMock();
     final e = new PortsElement(vm, isolate, events, notifs, ports, instances);
     document.body.append(e);