Index: ios/chrome/browser/ui/browser_otr_state.mm |
diff --git a/ios/chrome/browser/ui/browser_otr_state.mm b/ios/chrome/browser/ui/browser_otr_state.mm |
index 38bff329897890741ba31cf5d42f3720a690d675..9431105c121484e4b71cf54cb52f12ebbcdb01e3 100644 |
--- a/ios/chrome/browser/ui/browser_otr_state.mm |
+++ b/ios/chrome/browser/ui/browser_otr_state.mm |
@@ -6,6 +6,10 @@ |
#include "ios/public/provider/chrome/browser/chrome_browser_provider.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
bool IsOffTheRecordSessionActive() { |
ios::ChromeBrowserProvider* chrome_browser_provider = |
ios::GetChromeBrowserProvider(); |