8956 Use Android text selection shifting API to delete (cla: yes)

8962 New Plugin API PR3: Introduces Service, BroadcastReceiver, and ContentProvider awareness, control surfaces, and plugin bindings. (cla: yes)

8975 Replace arraysize macro with fml::size function (cla: yes)

8977 Add support for the Fontconfig-based Skia font manager (cla: yes)

8979 Add mode to load AOT snapshots as a native lib (cla: yes)

8983 Add onReportTimings and FrameRasterizedCallback API (cla: yes)

8985 Add matrix4 param to Linear gradients (cla: yes)

8986 remove [new from docs (cla: yes)

8987 add observatoryUrl property to FlutterEngine (cla: yes)