Format all tests.

tests/standalone/io/socket_cross_process_test.dart

Index: tests/standalone/io/socket_cross_process_test.dart
diff --git a/tests/standalone/io/socket_cross_process_test.dart b/tests/standalone/io/socket_cross_process_test.dart
index d6899c6a46eafb5dbd3b01d54172c9d16e9c58f7..66798ad7c6c421c765bd45323f2bf216d1843966 100644
--- a/tests/standalone/io/socket_cross_process_test.dart
+++ b/tests/standalone/io/socket_cross_process_test.dart
@@ -34,11 +34,15 @@ Future makeServer() {
 }
 
 Future runClientProcess(int port) {
-  return Process.run(Platform.executable,
-                     []..addAll(Platform.executableArguments)
-                       ..add(Platform.script.toFilePath())
-                       ..add('--client')
-                       ..add(port.toString())).then((ProcessResult result) {
+  return Process
+      .run(
+          Platform.executable,
+          []
+            ..addAll(Platform.executableArguments)
+            ..add(Platform.script.toFilePath())
+            ..add('--client')
+            ..add(port.toString()))
+      .then((ProcessResult result) {
     if (result.exitCode != 0 || !result.stdout.contains('SUCCESS')) {
       print("Client failed, exit code ${result.exitCode}");
       print("  stdout:");
@@ -52,7 +56,7 @@ Future runClientProcess(int port) {
 
 runClient(int port) {
   Socket.connect(InternetAddress.LOOPBACK_IP_V4, port).then((connection) {
-    connection.listen((_) { }, onDone: () => print('SUCCESS'));
+    connection.listen((_) {}, onDone: () => print('SUCCESS'));
     connection.close();
   });
 }