Begin implementing V8 bindings for Mojo

mojo/public/bindings/js/mojo_unittests.js

Index: mojo/public/bindings/js/mojo_unittests.js
diff --git a/chrome/test/data/extensions/error_console/content_script_log_and_runtime_error/content_script.js b/mojo/public/bindings/js/mojo_unittests.js
similarity index 58%
copy from chrome/test/data/extensions/error_console/content_script_log_and_runtime_error/content_script.js
copy to mojo/public/bindings/js/mojo_unittests.js
index ae581fbbb252c1007778277293a92728d1cbc7bd..1e24ed8f8237e02d0c3bbf8e79341b0453e58f41 100644
--- a/chrome/test/data/extensions/error_console/content_script_log_and_runtime_error/content_script.js
+++ b/mojo/public/bindings/js/mojo_unittests.js
@@ -2,11 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-function logHelloWorld() {
-  console.log("Hello, World!");
+function main(mojo) {
+  mojo.gtest.expectTrue(mojo.core, "mojo.core");
+  mojo.gtest.expectFalse(mojo.foo, "mojo.foo");
 }
-
-logHelloWorld();
-
-var bar = undefined;
-bar.foo = 'baz';