dart2js: run dartfmt on tests

tests/compiler/dart2js_extra/invoke_dynamic_test.dart

 // Copyright (c) 2011, 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.
 
 import "package:expect/expect.dart";
 
 class A {
-  foo() { return 499; }
-  bar(x) { return x + 499; }
-  baz() { return 54; }
-  titi() { return 123; }
+  foo() {
+    return 499;
+  }
+
+  bar(x) {
+    return x + 499;
+  }
+
+  baz() {
+    return 54;
+  }
+
+  titi() {
+    return 123;
+  }
 }
 
 class B {
-  foo() { return 42; }
-  bar(x) { return x + 42; }
-  toto() { return foo() + 42; }
+  foo() {
+    return 42;
+  }
+
+  bar(x) {
+    return x + 42;
+  }
+
+  toto() {
+    return foo() + 42;
+  }
 }
 
 class C extends A {
-  foo() { return 99; }
-  bar(x) { return x + 99; }
+  foo() {
+    return 99;
+  }
+
+  bar(x) {
+    return x + 99;
+  }
 }
 
 void main() {
   var a = new A();
   Expect.equals(499, a.foo());
   Expect.equals(500, a.bar(1));
   var b = new B();
   Expect.equals(42, b.foo());
   Expect.equals(43, b.bar(1));
   var c = new C();
   Expect.equals(99, c.foo());
   Expect.equals(100, c.bar(1));
 
   Expect.equals(54, a.baz());
   Expect.equals(54, c.baz());
 
   // We don't call a.titi. This means that the compiler needs to trigger the
   // compilation of A.titi by going through the super-chain.
   Expect.equals(123, c.titi());
 
   Expect.equals(84, b.toto());
 }