23922 Roll Dart SDK from 2ddf810f71f6 to 70c7daa78288 (1 revision) (cla: yes, waiting for tree to go green)

23924 [macos] Support smooth resizing for Metal (cla: yes, waiting for tree to go green)

23928 Adds Roboto as a global font fallback in CanvasKit (cla: yes, waiting for tree to go green)

23929 Roll Skia from bd91660b6e12 to fff4099358bd (9 revisions) (cla: yes, waiting for tree to go green)

23930 Roll Fuchsia Mac SDK from 7LGbVIHUD… to PGWwkVe7c… (cla: yes, waiting for tree to go green)