Format all tests.

tests/language/map_literal7_test.dart

 // Copyright (c) 2013, 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.
 
 // Test the use type arguments on constant maps.
 
 library map_literal7_test;
 
 import "package:expect/expect.dart";
 
 void main() {
   var m1 = const {"0": 0, "1": 1};
   Expect.isTrue(m1 is Map);
-  Expect.isTrue(m1 is Map<String,int>);
-  Expect.isTrue(m1 is Map<int,dynamic>);
-  Expect.isTrue(m1 is Map<dynamic,String>);
+  Expect.isTrue(m1 is Map<String, int>);
+  Expect.isTrue(m1 is Map<int, dynamic>);
+  Expect.isTrue(m1 is Map<dynamic, String>);
 
-  var m2 = const <String,int>{"0": 0, "1": 1};
+  var m2 = const <String, int>{"0": 0, "1": 1};
   Expect.isTrue(m2 is Map);
-  Expect.isTrue(m2 is Map<String,int>);
-  Expect.isFalse(m2 is Map<int,dynamic>);
-  Expect.isFalse(m2 is Map<dynamic,String>);
+  Expect.isTrue(m2 is Map<String, int>);
+  Expect.isFalse(m2 is Map<int, dynamic>);
+  Expect.isFalse(m2 is Map<dynamic, String>);
 }