28770 Roll Fuchsia Linux SDK from a-fOk8gAq… to JD40LpEJO… (cla: yes, waiting for tree to go green)

28771 Roll Skia from b8f1651f9b67 to e32309d771ee (3 revisions) (cla: yes, waiting for tree to go green)

28774 Fix Android T deprecated WindowManager INCORRECT_CONTEXT_USAGE (platform-android, cla: yes, waiting for tree to go green, needs tests)

28775 Remove outdated unused element suppressions (cla: yes, waiting for tree to go green)

28777 Replace jcenter() for mavenCentral() (platform-android, cla: yes, waiting for tree to go green)