Index: ios/web/shell/shell_web_main_parts.mm |
diff --git a/ios/web/shell/shell_web_main_parts.mm b/ios/web/shell/shell_web_main_parts.mm |
index 1a1c7eeb1a29d467c2481106d46a7cab921dbf86..9833401f33341ba98c2927558a99ba0c81e87152 100644 |
--- a/ios/web/shell/shell_web_main_parts.mm |
+++ b/ios/web/shell/shell_web_main_parts.mm |
@@ -6,6 +6,10 @@ |
#include "ios/web/shell/shell_browser_state.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
namespace web { |
ShellWebMainParts::ShellWebMainParts() { |