Index: ios/chrome/browser/ui/tabs/tab_strip_view.mm |
diff --git a/ios/chrome/browser/ui/tabs/tab_strip_view.mm b/ios/chrome/browser/ui/tabs/tab_strip_view.mm |
index 2edabbbafb6f5cf8b6f5e5b05a3cb451db479cf0..9edbb7edd25cb8de8c074a25bf4594e5fa26e231 100644 |
--- a/ios/chrome/browser/ui/tabs/tab_strip_view.mm |
+++ b/ios/chrome/browser/ui/tabs/tab_strip_view.mm |
@@ -4,6 +4,10 @@ |
#import "ios/chrome/browser/ui/tabs/tab_strip_view.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
@implementation TabStripView |
@synthesize layoutDelegate = layoutDelegate_; |