23455 Roll Skia from 32d68537a88c to 417743f806d1 (4 revisions) (cla: yes, waiting for tree to go green)

23456 Revert “bump fuchsia toolchain to clang-12” (cla: yes)

23457 Fix SurfaceView usage when status bar is transparent (cla: yes, platform-android)

23459 Switch to directional shadows (cla: yes)

23461 Roll Fuchsia Linux SDK from 0R7_vIAML… to 5jKxFxRiQ… (cla: yes, waiting for tree to go green)

23463 Roll Dart SDK from 996a58122821 to 9542c7bc569a (3 revisions) (cla: yes, waiting for tree to go green)