Index: ios/chrome/browser/ui/tab_switcher/tab_switcher_cache.h |
diff --git a/ios/chrome/browser/ui/tab_switcher/tab_switcher_cache.h b/ios/chrome/browser/ui/tab_switcher/tab_switcher_cache.h |
index ae84fe27be3f8929cc1fcba5825d9c6efdf9cca0..32a87ad8cccf51c67ec2aee63ff8ba08f3a9f488 100644 |
--- a/ios/chrome/browser/ui/tab_switcher/tab_switcher_cache.h |
+++ b/ios/chrome/browser/ui/tab_switcher/tab_switcher_cache.h |
@@ -29,7 +29,7 @@ struct PendingSnapshotRequest { |
// cached and freed under memory pressure. |
@interface TabSwitcherCache : NSObject<TabModelObserver> |
-@property(nonatomic, readonly) TabModel* mainTabModel; |
+@property(weak, nonatomic, readonly) TabModel* mainTabModel; |
// Request a snapshot for the given |tab| of the given |size|, |completionBlock| |
// will be called with the requested snapshot. Must be called from the main |