86827 Remove obsolete textfield_perf test (a: tests, team, cla: yes, waiting for tree to go green, tech-debt)

86828 Remove unused flutter_run_test (a: tests, team, cla: yes, waiting for tree to go green, tech-debt)

86829 Remove unused web_incremental_test (a: tests, team, cla: yes, waiting for tree to go green, tech-debt)

86912 Reland 2: Make LiveTestWidgetsFlutterBinding work with setSurfaceSize and live tests (a: tests, framework, cla: yes, waiting for tree to go green, will affect goldens)

86962 Remove obsolete codegen_integration tests (a: tests, team, cla: yes, waiting for tree to go green, tech-debt)