21828 Collect logs in the background. (cla: yes)

21829 Revert Linux Fuchsia SDK rolls to 10/8 (cla: yes)

21830 Roll Dart SDK from a3b62f366529 to 4226116043f5 (1 revision) (cla: yes, waiting for tree to go green)

21831 Explicitly make the X connection for EGL. (cla: yes)

21832 Roll Fuchsia Mac SDK from 8Cb2zG9e3… to SFNhlfVb_… (cla: yes, waiting for tree to go green)

21834 Roll Skia from 7bbdde059685 to 99446001182c (5 revisions) (cla: yes, waiting for tree to go green)