9501 [android] External textures must be rescaled to fill the canvas

9525 Android Embedding Refactor PR36: Add splash screen support.

9895 Android Embedding PR37: Separated FlutterActivity and FlutterFragment via FlutterActivityAndFragmentDelegate

9999 Add support for Android’s visible password input type

10250 Android Embedding Refactor 38: Removed AssetManager from DartEntrypoint.

10413 Pass Android Q insets.systemGestureInsets to Window

10424 Fix deprecation warnings in the Android embedding

10481 Android embedding refactor pr40 add static engine cache

10771 Don’t use gradle daemon for building

11001 Avoid dynamic lookups of the engine library’s symbols on Android