Index: ios/web/shell/shell_web_client.mm |
diff --git a/ios/web/shell/shell_web_client.mm b/ios/web/shell/shell_web_client.mm |
index 3e90c0535c6531359af02642b965ae531257c288..659f7897326353debec3d6e363500dfd1a72cc13 100644 |
--- a/ios/web/shell/shell_web_client.mm |
+++ b/ios/web/shell/shell_web_client.mm |
@@ -9,6 +9,10 @@ |
#include "ios/web/public/user_agent.h" |
#include "ios/web/shell/shell_web_main_parts.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
namespace web { |
ShellWebClient::ShellWebClient() { |