18332 Fix scenario platform view tests on Android (cla: yes)

18333 Roll src/third_party/skia 3d2c41b773f6..3ebadcc98eab (14 commits) (cla: yes, waiting for tree to go green)

18334 Roll src/third_party/dart 2bf325900586..d6fed1f62444 (1 commits) (cla: yes, waiting for tree to go green)

18340 Completely disable paving the device on Fuchsia (cla: yes)

18342 Re-enable Fuchsia tests (cla: yes)

18344 Roll src/third_party/skia 3ebadcc98eab..056d543c91e0 (8 commits) (cla: yes, waiting for tree to go green)