Format all tests.

tests/language/mixin_mixin_bound2_test.dart

Index: tests/language/mixin_mixin_bound2_test.dart
diff --git a/tests/language/mixin_mixin_bound2_test.dart b/tests/language/mixin_mixin_bound2_test.dart
index 726a200eec0ca9aa32434a28c6647a03df0e7d1f..76da3a9d77fbd36b826bded67e2a6cbadb4dd28e 100644
--- a/tests/language/mixin_mixin_bound2_test.dart
+++ b/tests/language/mixin_mixin_bound2_test.dart
@@ -4,16 +4,18 @@
 
 import "package:expect/expect.dart";
 
-class I<T> { }
+class I<T> {}
 
-class J<T> { }
+class J<T> {}
 
-class K<T> { }
+class K<T> {}
 
-class S<U extends Set<V>, V> { }
+class S<U extends Set<V>, V> {}
 
 class M<U, V, T extends Map<U, V>> {
-  m() { return T; }
+  m() {
+    return T;
+  }
 }
 
 class A<U, V extends Set<U>> = Object with M<U, V, Map<U, V>> implements I<V>;
@@ -30,5 +32,6 @@ main() {
   Expect.isTrue(c is I<Set<List<int>>>);
   Expect.isTrue(c is S<Set<int>, int>);
   Expect.isTrue(c is A<List<int>, Set<List<int>>>);
-  Expect.isTrue(c is M<List<int>, Set<List<int>>, Map<List<int>, Set<List<int>>>>);
+  Expect.isTrue(
+      c is M<List<int>, Set<List<int>>, Map<List<int>, Set<List<int>>>>);
 }