Index: ios/public/provider/web/web_controller_provider.mm |
diff --git a/ios/public/provider/web/web_controller_provider.mm b/ios/public/provider/web/web_controller_provider.mm |
index 7a47b45680b75d0fb47ff76ff995003a71f0a781..1043d93801a6091e4d3c341a00c335b7ca98e8a9 100644 |
--- a/ios/public/provider/web/web_controller_provider.mm |
+++ b/ios/public/provider/web/web_controller_provider.mm |
@@ -4,6 +4,10 @@ |
#include "ios/public/provider/web/web_controller_provider.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
namespace ios { |
static WebControllerProviderFactory* g_web_controller_provider_factory; |