Index: ios/chrome/browser/ui/toolbar/toolbar_model_delegate_ios.mm |
diff --git a/ios/chrome/browser/ui/toolbar/toolbar_model_delegate_ios.mm b/ios/chrome/browser/ui/toolbar/toolbar_model_delegate_ios.mm |
index 9632f92826c7bc79330d17d2d2c420314c28ac89..81b7849e8223adfea7f5d0eac9f90e530e83341a 100644 |
--- a/ios/chrome/browser/ui/toolbar/toolbar_model_delegate_ios.mm |
+++ b/ios/chrome/browser/ui/toolbar/toolbar_model_delegate_ios.mm |
@@ -20,6 +20,10 @@ |
#import "ios/web/public/ssl_status.h" |
#import "ios/web/public/web_state/web_state.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
ToolbarModelDelegateIOS::ToolbarModelDelegateIOS(WebStateList* web_state_list) |
: web_state_list_(web_state_list) {} |