[WIP] Mojo native bindings interface.

extensions/test/data/api_test_base_unittest.js

Index: extensions/test/data/api_test_base_unittest.js
diff --git a/extensions/test/data/api_test_base_unittest.js b/extensions/test/data/api_test_base_unittest.js
index 094a623968110292ce76abeff5ee517125a7cc75..e9d456745574de1601da516e517bc50704d2abff 100644
--- a/extensions/test/data/api_test_base_unittest.js
+++ b/extensions/test/data/api_test_base_unittest.js
@@ -37,14 +37,11 @@ unittestBindings.exportTests([
   function testMojoModulesAreAvailable() {
     Promise.all([
       requireAsync('mojo/public/js/bindings'),
-      requireAsync('mojo/public/js/core'),
       requireAsync('content/public/renderer/frame_interfaces'),
     ]).then(test.callback(function(modules) {
       var bindings = modules[0];
-      var core = modules[1];
-      var frameInterfaces = modules[2];
+      var frameInterfaces = modules[1];
       test.assertTrue(!!bindings.Binding);
-      test.assertTrue(!!core.createMessagePipe);
       test.assertTrue(!!frameInterfaces.getInterface);
     }));
   },