UIKit iOS 11.0 Beta 3 to Beta 4 API Differences

../Frameworks/DocumentManager.framework/Headers/UIDocumentBrowserViewController.h
Added -[UIDocumentBrowserViewControllerDelegate importDocumentAtURL:nextToDocumentAtURL:mode:completionHandler:]
NSItemProvider+UIKitAdditions.h
Added UIPreferredPresentationStyle
Added UIPreferredPresentationStyleUnspecified
Added UIPreferredPresentationStyleInline
Added UIPreferredPresentationStyleAttachment
Added NSItemProvider.preferredPresentationStyle
Added UIItemProviderPresentationSizeProviding
Added UIItemProviderPresentationSizeProviding.preferredPresentationSizeForItemProvider
UIApplication.h
Modified -[UIApplicationDelegate application:handleEventsForBackgroundURLSession:completionHandler:]
Declaration
From- (void)application:(nonnull UIApplication *)application handleEventsForBackgroundURLSession:(nonnull NSString *)identifier completionHandler:(nonnull void (^)())completionHandler
To- (void)application:(nonnull UIApplication *)application handleEventsForBackgroundURLSession:(nonnull NSString *)identifier completionHandler:(nonnull void (^)(void))completionHandler

UICollectionView.h
Removed -[UICollectionViewDropCoordinator dropItem:toPlaceholderInsertedAtIndexPath:withReuseIdentifier:cellUpdateHandler:]
Added -[UICollectionViewDropDelegate collectionView:dropPreviewParametersForItemAtIndexPath:]
Added -[UICollectionViewDropCoordinator dropItem:toPlaceholder:]
Added UICollectionViewPlaceholder
Added -[UICollectionViewPlaceholder initWithInsertionIndexPath:reuseIdentifier:]
Added UICollectionViewPlaceholder.cellUpdateHandler
Added UICollectionViewDropPlaceholder
Added UICollectionViewDropPlaceholder.previewParametersProvider
UICollectionViewFlowLayout.h
Added UICollectionViewFlowLayoutSectionInsetReference
Added UICollectionViewFlowLayoutSectionInsetFromContentInset
Added UICollectionViewFlowLayoutSectionInsetFromSafeArea
Added UICollectionViewFlowLayoutSectionInsetFromLayoutMargins
Added UICollectionViewFlowLayout.sectionInsetReference
UIDocumentPickerViewController.h
Added -[UIDocumentPickerViewController initWithURLs:inMode:]
UIFocusSystem.h
Removed UIFocusSystem.focusedItem
Removed +[UIFocusSystem focusSystemForEnvironment:]
UIFontDescriptor.h
Added UIFontTextStyleLargeTitle
UIImage.h
Modified UIImage
Protocols
FromNSItemProviderReading, NSItemProviderWriting, NSSecureCoding, UIAccessibilityIdentification
ToNSItemProviderReading, NSItemProviderWriting, NSSecureCoding, UIAccessibilityIdentification, UIItemProviderPresentationSizeProviding

UINavigationBar.h
Modified UINavigationBar.titleTextAttributes
Declaration
From@property (nonatomic, copy, nullable) NSDictionary<NSString *,id> *titleTextAttributes
To@property (nonatomic, copy, nullable) NSDictionary<NSAttributedStringKey,id> *titleTextAttributes

UIScreen.h
Added UIScreenCapturedDidChangeNotification
Added UIScreen.captured
UITableView.h
Removed -[UITableViewDropCoordinator dropItem:toPlaceholderInsertedAtIndexPath:withReuseIdentifier:rowHeight:cellUpdateHandler:]
Added UITableView.insetsContentViewsToSafeArea
Added -[UITableViewDropDelegate tableView:dropPreviewParametersForRowAtIndexPath:]
Added -[UITableViewDropCoordinator dropItem:toPlaceholder:]
Added UITableViewPlaceholder
Added -[UITableViewPlaceholder initWithInsertionIndexPath:reuseIdentifier:rowHeight:]
Added UITableViewPlaceholder.cellUpdateHandler
Added UITableViewDropPlaceholder
Added UITableViewDropPlaceholder.previewParametersProvider