| Index: ios/chrome/browser/ui/contextual_search/contextual_search_mask_view.mm
|
| diff --git a/ios/chrome/browser/ui/contextual_search/contextual_search_mask_view.mm b/ios/chrome/browser/ui/contextual_search/contextual_search_mask_view.mm
|
| index 23592c66040ece9ca3adaefc0a1c2698825cf01b..e9651ec71ac1cb3f25bc574fe46906826a9389b8 100644
|
| --- a/ios/chrome/browser/ui/contextual_search/contextual_search_mask_view.mm
|
| +++ b/ios/chrome/browser/ui/contextual_search/contextual_search_mask_view.mm
|
| @@ -11,6 +11,10 @@
|
| // Linearly map |delta| in the range [0, 1] to a value in [min, max].
|
| #define LERP(min, max, delta) (min * (1 - delta) + max * delta)
|
|
|
| +#if !defined(__has_feature) || !__has_feature(objc_arc)
|
| +#error "This file requires ARC support."
|
| +#endif
|
| +
|
| namespace {
|
| const CGFloat kPhoneMaskLimit = 1.0;
|
| const CGFloat kPadMaskLimit = 0.8;
|
|
|