39851 Build flutter_gallery with bitcode (cla: yes, d: examples, t: xcode, team, team: gallery, waiting for tree to go green, ⌺‬ platform-ios)

39857 Update ToggleButtons constraints default and add new constraints parameter (cla: yes, f: material design, framework, severe: new feature)

39859 Revert “Keep Flutter.framework binaries writable so they can be code signed” (cla: yes, tool)

39899 [flutter_tool] process.dart cleanup (cla: yes, tool)

39903 Fixed passing autofocus to MaterialButton, and when rebuilding Focus widget. (cla: yes, f: material design, framework)

39910 If there are no web plugins, don’t generate a plugin registrant (cla: yes, tool)