Index: ios/chrome/app/startup/chrome_main_starter.mm |
diff --git a/ios/chrome/app/startup/chrome_main_starter.mm b/ios/chrome/app/startup/chrome_main_starter.mm |
index 6a074aa8b6f12913973a429766409f48fe65c3f0..ebdd8f50256b73ea33300ff0ffe2c4ab464ce69e 100644 |
--- a/ios/chrome/app/startup/chrome_main_starter.mm |
+++ b/ios/chrome/app/startup/chrome_main_starter.mm |
@@ -7,6 +7,10 @@ |
#include "base/memory/ptr_util.h" |
#include "ios/chrome/app/startup/ios_chrome_main.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
@implementation ChromeMainStarter |
+ (std::unique_ptr<IOSChromeMain>)startChromeMain { |