Index: ios/web/web_state/web_state_policy_decider.mm |
diff --git a/ios/web/web_state/web_state_policy_decider.mm b/ios/web/web_state/web_state_policy_decider.mm |
index f061dfa12147ddca42fd1cedf09fe028aa02eb09..5f3e69d23d22cb28b194c69713f459e51e82e52d 100644 |
--- a/ios/web/web_state/web_state_policy_decider.mm |
+++ b/ios/web/web_state/web_state_policy_decider.mm |
@@ -7,6 +7,10 @@ |
#import "ios/web/public/web_state/web_state.h" |
#import "ios/web/web_state/web_state_impl.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
namespace web { |
WebStatePolicyDecider::WebStatePolicyDecider(WebState* web_state) |