Index: ios/chrome/browser/ui/browser_view_controller_testing.mm |
diff --git a/ios/chrome/browser/ui/browser_view_controller_testing.mm b/ios/chrome/browser/ui/browser_view_controller_testing.mm |
index ba66516df8823379731a11e5fa66fe12e5171537..101e9152817f71ee747474cdf42f010a76b6d498 100644 |
--- a/ios/chrome/browser/ui/browser_view_controller_testing.mm |
+++ b/ios/chrome/browser/ui/browser_view_controller_testing.mm |
@@ -7,6 +7,10 @@ |
#import "ios/chrome/browser/ui/toolbar/web_toolbar_controller.h" |
#import "ios/chrome/browser/ui/toolbar/web_toolbar_controller_private.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
@interface BrowserViewController (Private) |
- (WebToolbarController*)toolbarController; |