dart2js OldEmitter: Small cleanups in output.

pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart

Index: pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart
diff --git a/pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart b/pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart
index 1ad8c6382e785678ae8fd44d0fc99e78a38d705e..4ea9c5e600b61bd6d353446fbc82963ad5fd4f9f 100644
--- a/pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart
+++ b/pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart
@@ -1081,12 +1081,10 @@ class OldEmitter implements Emitter {
     jsAst.FunctionDeclaration decl = js.statement('''
       function init() {
         $isolateProperties = Object.create(null);
-        (function(){
-         #allClasses = Object.create(null);
-         #interceptorsByTag = Object.create(null);
-         #leafTags = Object.create(null);
-         #finishedClasses = Object.create(null);
-        })();
+       #allClasses = Object.create(null);

[ahe, 2015/01/05 14:42:25]

Indentation.

[zarah, 2015/01/06 12:38:38]

Done.

+       #interceptorsByTag = Object.create(null);
+       #leafTags = Object.create(null);
+       #finishedClasses = Object.create(null);
 
         if (#needsLazyInitializer) {
           $lazyInitializerName = function (prototype, staticName, fieldName,