29775 Opacity peephole optimization (platform-ios, platform-android, cla: yes, waiting for tree to go green, needs tests, embedder)

29776 Add script to upload unified Android SDK CIPD archives and switch DEPS to use it. (cla: yes, waiting for tree to go green, platform-linux, needs tests)

29789 Revert “[fuchsia][flatland] route ViewRefs properly for Focus” (cla: yes, platform-fuchsia, needs tests)

29791 Acquire context reference at the correct time for FlGlArea. (cla: yes, waiting for tree to go green, platform-linux, needs tests)

29792 [web] Fail if Skia Gold is required but unavailable (cla: yes, waiting for tree to go green, platform-web, needs tests)