8cdb3af Annotate nullability on FlutterEngine to make swift writing more ergonomic (flutter/engine#11808)

engine-flutter-autoroll · engine-flutter-autoroll · commit c2b1ba4a4a76 · 2019-09-11T21:48:44.000Z
diff --git a/bin/internal/engine.version b/bin/internal/engine.version
@@ -1 +1 @@
-aa9aaa21de25cbab3930a81e26e025987cfc6b38
+8cdb3afd65efb3483abf884cae21131c8aa3eff5
