19339 Fix broken mac/fuchsia compiles (affects: tests, cla: yes, platform-android, platform-fuchsia, platform-ios, platform-linux, platform-macos, platform-windows)

19556 Changed iOS channels to start cleaning up the accessibility handler when the bridge is deleted (cla: yes, platform-ios)

19592 Only attempt surface creation in viewDidLayoutSubviews if the application is active. (cla: yes, platform-ios)

severe: performance - 16 pull request(s)

17175 Enhance image_filter_layer caching to filter a cached child (cla: yes, perf: speed, severe: performance, waiting for tree to go green)

17601 Read SkSLs from asset (cla: yes, perf: speed, severe: performance)

17621 Optimize static content scrolling (cla: yes, perf: speed, severe: performance)