Format all tests.

tests/lib/mirrors/delegate_library_test.dart

Index: tests/lib/mirrors/delegate_library_test.dart
diff --git a/tests/lib/mirrors/delegate_library_test.dart b/tests/lib/mirrors/delegate_library_test.dart
index f987333fb7a636bc0bd7d974917dd3cbd59ba0c1..f43fec34d5903d8e914d65281306117580dd69e2 100644
--- a/tests/lib/mirrors/delegate_library_test.dart
+++ b/tests/lib/mirrors/delegate_library_test.dart
@@ -10,15 +10,15 @@ import 'dart:mirrors';
 import 'package:expect/expect.dart';
 
 method(a, b, c) => "$a-$b-$c";
-methodWithNamed(a, {b:'B', c}) => "$a-$b-$c";
-methodWithOpt(a, [b, c='C']) => "$a-$b-$c";
+methodWithNamed(a, {b: 'B', c}) => "$a-$b-$c";
+methodWithOpt(a, [b, c = 'C']) => "$a-$b-$c";
 get getter => 'g';
 set setter(x) {
-  field = x*2;
+  field = x * 2;
   return 'unobservable value';
 }
-var field;
 
+var field;
 
 class Proxy {
   var targetMirror;