[ADREQ-4301] allow an interstitial to NOT auto-translate masks

Examples/NYTPhotoViewer.xcodeproj/project.pbxproj

@@ -196,7 +196,9 @@
 				11BA4B0B1C8913330007EC46 /* Frameworks */,
 				9EBFA0C5928F2148DEB75556 /* Pods */,
 			);
+			indentWidth = 4;
 			sourceTree = "<group>";
+			tabWidth = 4;
 		};
 		111084071C875B5000699670 /* Products */ = {
 			isa = PBXGroup;

NYTPhotoViewer/NYTInterstitialViewController.m

@@ -14,6 +14,7 @@ @interface NYTInterstitialViewController ()
 @property (nonatomic, nullable) id <NYTPhoto> photo;
 @property (nonatomic, nullable) UIView *interstitialView;
 @property (nonatomic) NSUInteger photoViewItemIndex;
+@property (nonatomic, nullable) NSArray<NSLayoutConstraint *> *constraints;
 
 - (instancetype)initWithCoder:(NSCoder *)aDecoder NS_DESIGNATED_INITIALIZER;
 
@@ -37,17 +38,28 @@ - (instancetype)initWithCoder:(NSCoder *)aDecoder {
     return self;
 }
 
+- (void)prepareLayout {
+    if (self.interstitialView.translatesAutoresizingMaskIntoConstraints) {
+        self.interstitialView.center = CGPointMake(CGRectGetMidX(self.view.bounds), CGRectGetMidY(self.view.bounds));
+    } else if (self.constraints == NULL) {
+        self.constraints = @[
+          [self.interstitialView.centerXAnchor constraintEqualToAnchor:self.view.centerXAnchor],
+          [self.interstitialView.centerYAnchor constraintEqualToAnchor:self.view.centerYAnchor],
+        ];
+        [NSLayoutConstraint activateConstraints:self.constraints];
+    }
+}
+
 - (void)viewDidLoad {
     [super viewDidLoad];
 
     [self.view addSubview:self.interstitialView];
-    self.interstitialView.center = CGPointMake(CGRectGetMidX(self.view.bounds), CGRectGetMidY(self.view.bounds));
+    [self prepareLayout];
 }
 
 - (void)viewWillLayoutSubviews {
     [super viewWillLayoutSubviews];
-
-    self.interstitialView.center = CGPointMake(CGRectGetMidX(self.view.bounds), CGRectGetMidY(self.view.bounds));
+    [self prepareLayout];
 }
 
 - (BOOL)prefersHomeIndicatorAutoHidden {