22753 Roll Fuchsia Mac SDK from 36uDTGJQp… to qpkZl0s5J… (cla: yes, waiting for tree to go green)

22754 Roll Skia from f2efb80bc316 to 8d78da910e45 (5 revisions) (cla: yes, waiting for tree to go green)

22757 Roll Fuchsia Linux SDK from un3JixwuO… to Bnaeivv07… (cla: yes, waiting for tree to go green)

22760 started providing the GPU sync switch to external view embedders (cla: yes, platform-android, platform-ios)

22762 PlatformViewsController: clear composition_order_ in the beginning of each frame. (cla: yes, platform-ios)