27016 Configure contexts to reduce shader variations. (cla: yes, platform-fuchsia)

27018 Re-land Android fullscreen support (platform-ios, platform-android, cla: yes, waiting for tree to go green)

27019 Support right-clicking on iPadOS (platform-ios, cla: yes)

27020 Roll Skia from e5766b808045 to 661abd0f8d64 (7 revisions) (cla: yes, waiting for tree to go green)

27023 Roll Skia from 661abd0f8d64 to 1bddd42b9897 (3 revisions) (cla: yes, waiting for tree to go green)