29402 WeakPtrFactory should be destroyed before any other members. (platform-ios, cla: yes, waiting for tree to go green, platform-fuchsia, needs tests)

29456 Fix invalid access of weakly owned ptr in iOS a11y bridge (platform-ios, cla: yes, waiting for tree to go green)

29464 [iOS text input] do not forward press events to the engine (platform-ios, cla: yes, waiting for tree to go green)

29520 Enable Skia’s Vulkan backend on all non-mobile platforms, and test SwiftShader Vulkan on all GL unittests platforms (platform-ios, platform-android, cla: yes, embedder)

29531 [ios_platform_view, a11y] Make FlutterPlatformViewSemanticsContainer a SemanticsObject. (platform-ios, cla: yes, waiting for tree to go green, needs tests)