20381 Add Path iterator tests, sync verbs with skia enums, fix PathIterator.peek. (cla: yes)

20384 [web] Add comment for clip update. (cla: yes)

20385 Adds fuchsia node roles to accessibility bridge updates. (cla: yes, waiting for tree to go green)

20387 Clean-up CanvasKit canvas sizing. (cla: yes)

20390 [web] Build unit tests with dart2js instead of build_runner (cla: yes)

20391 Add Surface::GetContext() support on Fuchsia (cla: yes)

20393 hasStrings on Android (cla: yes, platform-android)

20397 Fix broken Fuchsia test (cla: yes)