DDC fix for foreign futures

pkg/dev_compiler/test/codegen_expected/varargs.js

Index: pkg/dev_compiler/test/codegen_expected/varargs.js
diff --git a/pkg/dev_compiler/test/codegen_expected/varargs.js b/pkg/dev_compiler/test/codegen_expected/varargs.js
index 5576e97067cd4b0fc641eb21934001f64f6f9a98..59349e17e66b8f015ddf256c19c1b86a7396f0e8 100644
--- a/pkg/dev_compiler/test/codegen_expected/varargs.js
+++ b/pkg/dev_compiler/test/codegen_expected/varargs.js
@@ -30,7 +30,10 @@ define(['dart_sdk'], function(dart_sdk) {
     dart.throw(new core.StateError('The spread function cannot be called, ' + 'it should be compiled away.'));
   };
   dart.fn(src__varargs.spread, dynamicTodynamic());
-  dart.trackLibraries("varargs", {"varargs.dart": varargs, "package:js/src/varargs.dart": src__varargs}, null);
+  dart.trackLibraries("varargs", {
+    "varargs.dart": varargs,
+    "package:js/src/varargs.dart": src__varargs
+  }, null);
   // Exports:
   return {
     varargs: varargs,