Format all tests.

tests/language/constructor12_test.dart

 // Copyright (c) 2015, 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 B {
   final z;
   B(this.z);
 
   foo() => this.z;
 }
 
 class A<T> extends B {
   var captured, captured2;
   var typedList;
 
   // p must be inside a box (in dart2js).
-  A(p) : captured = (() => p), super(p++) {
+  A(p)
+      : captured = (() => p),
+        super(p++) {
     // Make non-inlinable.
-    try {} catch(e) {}
+    try {} catch (e) {}
 
     captured2 = () => p++;
 
     // In the current implementation of dart2js makes the generic type an
     // argument to the body.
     typedList = <T>[];
   }
 
   foo() => captured();
   bar() => captured2();
@@ skipping 24 matching lines @@
   Expect.equals(0, a.typedList.length);
   Expect.equals(0, a2.typedList.length);
   a.typedList.add(499);
   Expect.equals(1, a.typedList.length);
   Expect.equals(0, a2.typedList.length);
   Expect.isTrue(a.typedList is List<int>);
   Expect.isTrue(a2.typedList is List<int>);
   Expect.isFalse(a.typedList is List<String>);
   Expect.isTrue(a2.typedList is List<String>);
 }