Index: ios/chrome/browser/prefs/browser_prefs.mm |
diff --git a/ios/chrome/browser/prefs/browser_prefs.mm b/ios/chrome/browser/prefs/browser_prefs.mm |
index 5bacf8d9723fda1e7db286a31b1626a62104a961..8bb86dc4d0a0b3d03f4fbcbfdbe7976c439a1ba5 100644 |
--- a/ios/chrome/browser/prefs/browser_prefs.mm |
+++ b/ios/chrome/browser/prefs/browser_prefs.mm |
@@ -46,6 +46,10 @@ |
#include "ios/public/provider/chrome/browser/chrome_browser_provider.h" |
#include "ui/base/l10n/l10n_util.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
void RegisterLocalStatePrefs(PrefRegistrySimple* registry) { |
BrowserStateInfoCache::RegisterPrefs(registry); |
flags_ui::PrefServiceFlagsStorage::RegisterPrefs(registry); |