44782 Updated flutter/examples to further conform to new embedding: removed references to FlutterApplication, deleted all MainActivity’s that were not necessary, removed all direct invocations of GeneratedPluginRegistrant. (#22529) (cla: yes, d: examples, team, team: gallery)

44783 Forward ProcessException to error handlers (cla: yes, tool)

44787 Fix snippets to include element ID in the output sample. (cla: yes, f: material design, team)

44790 Roll engine manual 31cd2dfca22a…b358dc58fbce (39 commits) (cla: yes, engine, framework)

44797 Build AAR for all build variants by default (cla: yes, tool)

44830 Update manual_tests to be able to run on macOS/web (a: desktop, cla: yes, f: material design, team)