82348 Remove redundant MediaQueryDatas in tests (a: tests, team, framework, f: material design, cla: yes, waiting for tree to go green, tech-debt)

82386 Turn on win_build_tests_2_3 shard, skip ‘build windows’ tests (a: tests, team, cla: yes)

82457 end of sort_child_properties_last (a: tests, team, framework, f: material design, a: accessibility, cla: yes, f: cupertino, d: examples, waiting for tree to go green)

82499 Replace testUsingContext with testWithoutContext in protocol_discovery_test (a: tests, team, tool, cla: yes, waiting for tree to go green)

82508 Remove “unnecessary” imports. (a: tests, team, tool, framework, f: material design, cla: yes, waiting for tree to go green)