Format all tests.

tests/standalone/io/http_server_idle_timeout_test.dart

Index: tests/standalone/io/http_server_idle_timeout_test.dart
diff --git a/tests/standalone/io/http_server_idle_timeout_test.dart b/tests/standalone/io/http_server_idle_timeout_test.dart
index 5673bfc3cbeb2beb8bb63d7dea70b1f07e9a20a5..247bb6fcce26cbc39752fbd66efd87379f70dc42 100644
--- a/tests/standalone/io/http_server_idle_timeout_test.dart
+++ b/tests/standalone/io/http_server_idle_timeout_test.dart
@@ -11,7 +11,6 @@ import "dart:async";
 import "dart:io";
 import "dart:isolate";
 
-
 void testTimeoutAfterRequest() {
   HttpServer.bind("127.0.0.1", 0).then((server) {
     server.idleTimeout = null;
@@ -24,12 +23,10 @@ void testTimeoutAfterRequest() {
     Socket.connect("127.0.0.1", server.port).then((socket) {
       var data = "GET / HTTP/1.1\r\nContent-Length: 0\r\n\r\n";
       socket.write(data);
-      socket.listen(
-          null,
-          onDone: () {
-            socket.close();
-            server.close();
-          });
+      socket.listen(null, onDone: () {
+        socket.close();
+        server.close();
+      });
     });
   });
 }
@@ -41,12 +38,10 @@ void testTimeoutBeforeRequest() {
     server.listen((request) => request.response.close());
 
     Socket.connect("127.0.0.1", server.port).then((socket) {
-      socket.listen(
-          null,
-          onDone: () {
-            socket.close();
-            server.close();
-          });
+      socket.listen(null, onDone: () {
+        socket.close();
+        server.close();
+      });
     });
   });
 }