Index: ios/chrome/browser/ui/ntp/new_tab_page_perftest.mm |
diff --git a/ios/chrome/browser/ui/ntp/new_tab_page_perftest.mm b/ios/chrome/browser/ui/ntp/new_tab_page_perftest.mm |
index a94c646012da1bee5a928938612c68226eb6c2de..f0fcc20290597f66a07a595b0d327f2b1205deed 100644 |
--- a/ios/chrome/browser/ui/ntp/new_tab_page_perftest.mm |
+++ b/ios/chrome/browser/ui/ntp/new_tab_page_perftest.mm |
@@ -9,6 +9,10 @@ |
#import "ios/chrome/browser/ui/browser_view_controller.h" |
#import "ios/chrome/browser/ui/browser_view_controller_dependency_factory.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
namespace { |
const NSTimeInterval kMaxUICatchupDelay = 2.0; // seconds |