Index: components/signin/ios/browser/merge_session_observer_bridge.mm |
diff --git a/components/signin/ios/browser/merge_session_observer_bridge.mm b/components/signin/ios/browser/merge_session_observer_bridge.mm |
index 0237be1eb610960dab3f67d8946a3e57432ca443..ee30039d09afdcdea38eb55f31112992cd1fc3dd 100644 |
--- a/components/signin/ios/browser/merge_session_observer_bridge.mm |
+++ b/components/signin/ios/browser/merge_session_observer_bridge.mm |
@@ -7,6 +7,10 @@ |
#include "base/logging.h" |
#include "google_apis/gaia/google_service_auth_error.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
MergeSessionObserverBridge::MergeSessionObserverBridge( |
id<MergeSessionObserverBridgeDelegate> delegate, |
GaiaCookieManagerService* cookie_manager_service) |