27800 Prevent tests from importing other tests. (a: tests, cla: yes, team)

27803 Added sample code to AnimatedWidget (a: animation, cla: yes, d: api docs, framework, waiting for tree to go green)

27808 Manual Engine roll for flutter/engine#7791 - Add trailing whitespace tracking. (a: text input, cla: yes, framework)

27812 Pass method used to start flutter application (cla: yes, tool)

27817 Optimize flutter run logic for iOS by “ONLY_ACTIVE_ARCH=YES” if possible (cla: yes)

27818 Fix Dashing rules to use new dartdoc CSS entity markers. (cla: yes, d: api docs, team)