7d42bc7 Reset NSNetService delegate to nil，when stop service. (flutter/engine#11270)

engine-flutter-autoroll · engine-flutter-autoroll · commit 2001762d36f1 · 2019-09-16T21:00:07.000Z
diff --git a/bin/internal/engine.version b/bin/internal/engine.version
@@ -1 +1 @@
-8a8610a9a5140731b83a79d8abef3dbb9e934c54
+7d42bc70cf87a9c3303b32091838e772dba3b05e
