75049 Removed the “new” keyword from the Flutter_test examples (a: tests, cla: yes, framework)

75074 Reland integration_test NNBD (a: tests, cla: yes, framework, team)

75095 Fixed improper assertion of maxCrossAxisExtent (cla: yes, f: scrolling, framework)

75102 Fix formatting in rendering/box (cla: yes, framework, waiting for tree to go green)

75138 AlertDialog: Remove scrollability by default (cla: yes, f: material design, framework, waiting for tree to go green)

75169 Added scrollController property to TextFormField (cla: yes, f: material design, framework, waiting for tree to go green)

75175 Make flutter_driver be usable from a null-safe app (a: tests, cla: yes, framework, waiting for tree to go green)