Index: ios/web/navigation/nscoder_util.mm |
diff --git a/ios/web/navigation/nscoder_util.mm b/ios/web/navigation/nscoder_util.mm |
index ea837cf435238ebe6ea64eff0eb14c62e403500b..0ded3bc0eac2543848778401221185d7a4912c7a 100644 |
--- a/ios/web/navigation/nscoder_util.mm |
+++ b/ios/web/navigation/nscoder_util.mm |
@@ -8,6 +8,10 @@ |
#include "ios/web/navigation/nscoder_util.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
namespace web { |
namespace nscoder_util { |