12847e8 Support talkback in hybrid composition (flutter/engine#19860)

engine-flutter-autoroll · engine-flutter-autoroll · commit b2408372b3af · 2020-07-21T01:33:57.000Z
diff --git a/bin/internal/engine.version b/bin/internal/engine.version
@@ -1 +1 @@
-cb3b5ba7f13d720b2461843d1806bd922a063a5e
+12847e899e080104365f93843c25a3b3b5648895
