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 568823b883c782edfbb9b9957163d88e013d64ab..e31dee05215c2c3b64fe928243f7e82222b22a11 100644 |
--- a/ios/chrome/browser/prefs/browser_prefs.mm |
+++ b/ios/chrome/browser/prefs/browser_prefs.mm |
@@ -55,6 +55,10 @@ |
#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); |