Index: ios/net/cookies/system_cookie_util.mm |
diff --git a/ios/net/cookies/system_cookie_util.mm b/ios/net/cookies/system_cookie_util.mm |
index b0c13881f2f037ef3dea87e2f818bc8dddf3acf2..59d808e1cb5f2d9bfd7a559af770bda96520507c 100644 |
--- a/ios/net/cookies/system_cookie_util.mm |
+++ b/ios/net/cookies/system_cookie_util.mm |
@@ -14,6 +14,10 @@ |
#include "net/cookies/cookie_constants.h" |
#include "url/gurl.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
namespace net { |
namespace { |