Index: ios/chrome/browser/ui/keyboard/hardware_keyboard_watcher_unittest.mm |
diff --git a/ios/chrome/browser/ui/keyboard/hardware_keyboard_watcher_unittest.mm b/ios/chrome/browser/ui/keyboard/hardware_keyboard_watcher_unittest.mm |
index 6200e151ad0339a7d6df51274d7a2b995e91cad0..a6a87a1f6d64bbc718fe569dd7496ad0f9983462 100644 |
--- a/ios/chrome/browser/ui/keyboard/hardware_keyboard_watcher_unittest.mm |
+++ b/ios/chrome/browser/ui/keyboard/hardware_keyboard_watcher_unittest.mm |
@@ -10,6 +10,10 @@ |
#include "testing/platform_test.h" |
#import "third_party/ocmock/OCMock/OCMock.h" |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
+ |
namespace { |
void PostKeyboardWillChangeNotification(CGRect beginFrame, CGRect endFrame) { |