Index: ios/chrome/browser/ntp_tiles/most_visited_sites_observer_bridge.mm |
diff --git a/ios/chrome/browser/ntp_tiles/most_visited_sites_observer_bridge.mm b/ios/chrome/browser/ntp_tiles/most_visited_sites_observer_bridge.mm |
index 7128e6edda83afa12f7a0d4d807cb59c7b1c5d93..fd20ebcb37206ec40042a0cd5959c8a2ecb85b62 100644 |
--- a/ios/chrome/browser/ntp_tiles/most_visited_sites_observer_bridge.mm |
+++ b/ios/chrome/browser/ntp_tiles/most_visited_sites_observer_bridge.mm |
@@ -4,6 +4,10 @@ |
#import "ios/chrome/browser/ntp_tiles/most_visited_sites_observer_bridge.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
namespace ntp_tiles { |
MostVisitedSitesObserverBridge::MostVisitedSitesObserverBridge( |