Google announced today that they have updated most of their testing tools. The tools are now using the new Evergreen chromium renderer. Google updated the GoogleBot with the latest version of chromium in May. This brought thousand plus new features to the GoogleBot. But, you were unable to see it for some time. The reason being the mobile-friendly tests and other testing tools did not support it.
Your wait is over. Most of Google testing tools now support the New Evergreen GoogleBot. Testing tools show how GoogleBot processes your web pages. With the update in the GoogleBot from chromium 41 to the latest stable chromium the tools needed to be updated to use the same renderer as GoogleBot. The tools that now support the new Googlebot include-Search Console’s URL inspection tool, Mobile-friendly test, Rich results test, and AMP test.