Format all tests.

tests/standalone/io/http_server_close_response_after_error_test.dart

Index: tests/standalone/io/http_server_close_response_after_error_test.dart
diff --git a/tests/standalone/io/http_server_close_response_after_error_test.dart b/tests/standalone/io/http_server_close_response_after_error_test.dart
index f768325960eaeeab4899f42d50f5f1162a5d6b4c..9230177cc66abf4985c2f848bee288c50923e903 100644
--- a/tests/standalone/io/http_server_close_response_after_error_test.dart
+++ b/tests/standalone/io/http_server_close_response_after_error_test.dart
@@ -14,24 +14,18 @@ import 'dart:io';
 const CLIENT_SCRIPT = "http_server_close_response_after_error_client.dart";
 
 void main() {
-  HttpServer.bind("127.0.0.1", 0)
-      .then((server) {
-        server.listen(
-            (request) {
-              request.listen(
-                  null,
-                  onError: (e) {},
-                  onDone: () {
-                    request.response.close();
-                  });
-            });
-        Process.run(Platform.executable,
-                    [Platform.script.resolve(CLIENT_SCRIPT).toString(),
-                     server.port.toString()])
-            .then((result) {
-              if (result.exitCode != 0) throw "Bad exit code";
-              server.close();
-            });
+  HttpServer.bind("127.0.0.1", 0).then((server) {
+    server.listen((request) {
+      request.listen(null, onError: (e) {}, onDone: () {
+        request.response.close();
       });
+    });
+    Process.run(Platform.executable, [
+      Platform.script.resolve(CLIENT_SCRIPT).toString(),
+      server.port.toString()
+    ]).then((result) {
+      if (result.exitCode != 0) throw "Bad exit code";
+      server.close();
+    });
+  });
 }
-