87239 Reland 3: Make LiveTestWidgetsFlutterBinding work with setSurfaceSize and live tests (a: tests, framework, cla: yes)

87240 Restores surface size in the postTest of test binding (a: tests, framework, cla: yes)

87258 Revert “Restores surface size in the postTest of test binding” (a: tests, framework, cla: yes)

87408 [flutter] replace ‘checked mode’ with ‘debug mode’ (a: tests, framework, f: material design, cla: yes, waiting for tree to go green)

87467 [flutter_driver] Remove runUnsynchronized in VMServiceFlutterDriver (a: tests, framework, cla: yes, waiting for tree to go green)