Index: ios/web/public/test/scoped_testing_web_client.mm |
diff --git a/ios/web/public/test/scoped_testing_web_client.mm b/ios/web/public/test/scoped_testing_web_client.mm |
index 98807ea98fead787b3e150ffea24767ec1973d0d..2c883f84aaa8eab81fb0fe5cb9add01102906bdd 100644 |
--- a/ios/web/public/test/scoped_testing_web_client.mm |
+++ b/ios/web/public/test/scoped_testing_web_client.mm |
@@ -7,6 +7,10 @@ |
#include "base/logging.h" |
#import "ios/web/public/web_client.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
namespace web { |
ScopedTestingWebClient::ScopedTestingWebClient( |