Revert of (Set)IsOverridingUserAgent should be called on VisibleItem

ios/chrome/browser/tabs/tab.h

Index: ios/chrome/browser/tabs/tab.h
diff --git a/ios/chrome/browser/tabs/tab.h b/ios/chrome/browser/tabs/tab.h
index 14acb25a36751e499b1cdd6b9356af68082a9a22..163c827457e667e8de1a2aa9fe11a39a6add8bf8 100644
--- a/ios/chrome/browser/tabs/tab.h
+++ b/ios/chrome/browser/tabs/tab.h
@@ -133,10 +133,7 @@
 @property(nonatomic, assign) id<TabHeadersDelegate> tabHeadersDelegate;
 @property(nonatomic, assign) id<TabSnapshottingDelegate>
     tabSnapshottingDelegate;
-
-// Whether or not desktop user agent is used for the currently visible page.
-@property(nonatomic, readonly) BOOL usesDesktopUserAgent;
-
+@property(nonatomic, readonly) BOOL useDesktopUserAgent;
 @property(nonatomic, assign) id<StoreKitLauncher> storeKitLauncher;
 @property(nonatomic, assign) id<FullScreenControllerDelegate>
     fullScreenControllerDelegate;