Context of that leaked credits photo:
DO NOT CLICK! SPOILER FOR INFINITY WAR! DO NOT CLICK AND COMPLAIN ABOUT SPOILERS
DO NOT CLICK! SPOILER FOR INFINITY WAR! DO NOT CLICK AND COMPLAIN ABOUT SPOILERS
After the "snap" you see Nick Fury as in that photo. He has a pager, he sends a page and then "dies". The pager drops and it has HER logo on it.