[Sameboy] Add type annotations to GBImageView's grid arrays.
@end
@interface GBImageView : NSImageView
-@property (nonatomic, strong) NSArray *horizontalGrids;
-@property (nonatomic, strong) NSArray *verticalGrids;
+@property (nonatomic, strong) NSArray<GBImageViewGridConfiguration *> *horizontalGrids;
+@property (nonatomic, strong) NSArray<GBImageViewGridConfiguration *> *verticalGrids;
@property (nonatomic) bool displayScrollRect;
@property NSRect scrollRect;
@property (nonatomic, weak) IBOutlet id<GBImageViewDelegate> delegate;
