Format all tests.

tests/language/try_catch2_test.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 // Dart test program for testing try/catch statement without any exceptions
 // being thrown. (Nested try/catch blocks).
 // VMOptions=--optimization-counter-threshold=10 --no-background-compilation
 
 import "package:expect/expect.dart";
 
 abstract class TestException {
   String getMessage();
 }
 
 class MyException implements TestException {
   const MyException([String message = ""]) : message_ = message;
-  String getMessage() { return message_; }
+  String getMessage() {
+    return message_;
+  }
+
   final String message_;
 }
 
 class StackTrace {
-  StackTrace() { }
+  StackTrace() {}
 }
 
 class Helper {
   static int f1(int i) {
     try {
       int j;
       j = f2();
       i = i + 1;
       try {
         j = f2() + f3() + j;
@@ skipping 27 matching lines @@
   static testMain() {
     Expect.equals(3, Helper.f1(1));
   }
 }
 
 main() {
   for (var i = 0; i < 20; i++) {
     TryCatch2Test.testMain();
   }
 }