2634 [google_sign_in] Add serverAuthCode attribute to google_sign_in_platform_interface (cla: yes, submit queue, waiting for test harness)

2743 reference apple sign in plugin from google sign in plugin (cla: yes, submit queue)

waiting for test harness - 3 pull request(s)

2634 [google_sign_in] Add serverAuthCode attribute to google_sign_in_platform_interface (cla: yes, submit queue, waiting for test harness)

2649 [google_sign_in_web] Ensure not-signed-in users are returned as null. (cla: yes, waiting for test harness)

2817 [image_picker_for_web] Remove android directory. (cla: yes, waiting for test harness)

in review - 2 pull request(s)