Index: ios/chrome/browser/ui/tab_switcher/tab_switcher_panel_collection_view_layout.mm |
diff --git a/ios/chrome/browser/ui/tab_switcher/tab_switcher_panel_collection_view_layout.mm b/ios/chrome/browser/ui/tab_switcher/tab_switcher_panel_collection_view_layout.mm |
index 08522d91ee1d1767f7e6b701e03a2fda5523ac2f..86d75a2312e7fa94beed5196109c844696f3de84 100644 |
--- a/ios/chrome/browser/ui/tab_switcher/tab_switcher_panel_collection_view_layout.mm |
+++ b/ios/chrome/browser/ui/tab_switcher/tab_switcher_panel_collection_view_layout.mm |
@@ -7,7 +7,10 @@ |
#include <algorithm> |
#include "base/logging.h" |
-#include "base/mac/scoped_nsobject.h" |
+ |
+#if !defined(__has_feature) || !__has_feature(objc_arc) |
+#error "This file requires ARC support." |
+#endif |
namespace { |
const CGFloat minWidthOfTab = 200; |
@@ -20,8 +23,8 @@ const CGFloat kMaxCellHeightWidthRatio = 1.8; |
@implementation TabSwitcherPanelCollectionViewLayout { |
// Keeps track of the inserted and deleted index paths. |
- base::scoped_nsobject<NSMutableArray> _deletedIndexPaths; |
- base::scoped_nsobject<NSMutableArray> _insertedIndexPaths; |
+ NSMutableArray* _deletedIndexPaths; |
+ NSMutableArray* _insertedIndexPaths; |
} |
- (int)maxRowCountWithColumnCount:(int)columnCount inBounds:(CGSize)boundsSize { |