WebKit iOS 12.4 to 13.0 API Differences

NSAttributedString.h
Added NSReadAccessURLDocumentOption
Added NSAttributedStringCompletionHandler
Added NSAttributedString (NSAttributedStringWebKitAdditions)
Added +[NSAttributedString loadFromHTMLWithRequest:options:completionHandler:]
Added +[NSAttributedString loadFromHTMLWithFileURL:options:completionHandler:]
Added +[NSAttributedString loadFromHTMLWithString:options:completionHandler:]
Added +[NSAttributedString loadFromHTMLWithData:options:completionHandler:]
WKContextMenuElementInfo.h
Added WKContextMenuElementInfo
Added WKContextMenuElementInfo.linkURL
WKError.h
Added WKErrorAttributedStringContentFailedToLoad
Added WKErrorAttributedStringContentLoadTimedOut
WKFoundation.h
Removed #def WK_API_ENABLED
WKNavigation.h
Added WKNavigation.effectiveContentMode
WKNavigationDelegate.h
Added -[WKNavigationDelegate webView:decidePolicyForNavigationAction:preferences:decisionHandler:]
WKPreferences.h
Added WKPreferences.fraudulentWebsiteWarningEnabled
Added WKPreferences.javaEnabled
Added WKPreferences.plugInsEnabled
WKPreviewActionItem.h
Modified WKPreviewActionItem
AvailabilityDeprecation Message
FromAvailablenone
ToDeprecatedThis API will be replaced

WKPreviewActionItemIdentifiers.h
Modified WKPreviewActionItemIdentifierOpen
AvailabilityDeprecation Message
FromAvailablenone
ToDeprecatedThis API will be replaced

Modified WKPreviewActionItemIdentifierAddToReadingList
AvailabilityDeprecation Message
FromAvailablenone
ToDeprecatedThis API will be replaced

Modified WKPreviewActionItemIdentifierCopy
AvailabilityDeprecation Message
FromAvailablenone
ToDeprecatedThis API will be replaced

Modified WKPreviewActionItemIdentifierShare
AvailabilityDeprecation Message
FromAvailablenone
ToDeprecatedThis API will be replaced

WKPreviewElementInfo.h
Modified WKPreviewElementInfo
AvailabilityReplacement
FromAvailablenone
ToDeprecatedWKContextMenuElementInfo

WKSnapshotConfiguration.h
Added WKSnapshotConfiguration.afterScreenUpdates
WKUIDelegate.h
Added -[WKUIDelegate webView:contextMenuConfigurationForElement:completionHandler:]
Added -[WKUIDelegate webView:contextMenuForElement:willCommitWithAnimator:]
Added -[WKUIDelegate webView:contextMenuWillPresentForElement:]
Added -[WKUIDelegate webView:contextMenuDidEndForElement:]
Modified -[WKUIDelegate webView:shouldPreviewElement:]
AvailabilityReplacement
FromAvailablenone
ToDeprecatedwebView:contextMenuConfigurationForElement:completionHandler:

Modified -[WKUIDelegate webView:previewingViewControllerForElement:defaultActions:]
AvailabilityReplacement
FromAvailablenone
ToDeprecatedwebView:contextMenuConfigurationForElement:completionHandler:

Modified -[WKUIDelegate webView:commitPreviewingViewController:]
AvailabilityReplacement
FromAvailablenone
ToDeprecatedwebView:contextMenuForElement:willCommitWithAnimator:

WKWebpagePreferences.h
Added WKContentMode
Added WKContentModeRecommended
Added WKContentModeMobile
Added WKContentModeDesktop
Added WKWebpagePreferences
Added WKWebpagePreferences.preferredContentMode
WKWebViewConfiguration.h
Added WKWebViewConfiguration.defaultWebpagePreferences