WebKit Changes for Objective-C

WebKit

DOMCSSRule.h

DOMDocument.h

Modified -[DOMDocument getElementsByClassName:]

	Declaration
From	- (DOMNodeList )getElementsByClassName:(NSString )tagname
To	- (DOMNodeList )getElementsByClassName:(NSString )classNames

DOMElement.h

Added DOMElement.innerHTML

Added DOMElement.outerHTML

DOMEventListener.h

Modified -[DOMEventListener handleEvent:]

	Declaration
From	- (void)handleEvent:(DOMEvent *)evt
To	- (void)handleEvent:(DOMEvent *)event

DOMHTMLElement.h

Removed DOMHTMLElement.innerHTML

Removed DOMHTMLElement.outerHTML

DOMMutationEvent.h

Added -[DOMMutationEvent newValue]

Modified DOMMutationEvent.newValue

	Introduction
From	OS X 10.3
To	OS X 10.5

DOMNotation.h (Removed)

Removed DOMNotation

Removed DOMNotation.publicId

Removed DOMNotation.systemId

npapi.h

Added NPN_HandleEvent()

Added NPN_UnfocusInstance()

Added NPN_URLRedirectResponse()

Added NPNVmuteAudioBool

Added NPPVpluginIsPlayingAudio

npfunctions.h

Added NPN_HandleEventPtr

Added NPN_UnfocusInstancePtr

Added NPN_URLRedirectResponsePtr

WebDownload.h

Removed NSObject(WebDownloadDelegate)

Added WebDownloadDelegate

Modified -[WebDownloadDelegate downloadWindowForAuthenticationSheet:]

	Optional
From	--
To	yes

WebEditingDelegate.h

Removed NSObject(WebViewEditingDelegate)

Added WebEditingDelegate

Added NSObject(WebEditingDelegate)

WebFrameLoadDelegate.h

Removed NSObject(WebFrameLoadDelegate)

Added WebFrameLoadDelegate

Modified -[WebFrameLoadDelegate webView:didCancelClientRedirectForFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:didChangeLocationWithinPageForFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:didClearWindowObject:forFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:didCommitLoadForFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:didCreateJavaScriptContext:forFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:didFailLoadWithError:forFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:didFailProvisionalLoadWithError:forFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:didFinishLoadForFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:didReceiveIcon:forFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:didReceiveServerRedirectForProvisionalLoadForFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:didReceiveTitle:forFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:didStartProvisionalLoadForFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:willCloseFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:willPerformClientRedirectToURL:delay:fireDate:forFrame:]

	Optional
From	--
To	yes

Modified -[WebFrameLoadDelegate webView:windowScriptObjectAvailable:]

	Optional
From	--
To	yes

WebPolicyDelegate.h

Removed NSObject(WebPolicyDelegate)

Added WebPolicyDelegate

Modified -[WebPolicyDelegate webView:decidePolicyForMIMEType:request:frame:decisionListener:]

	Optional
From	--
To	yes

Modified -[WebPolicyDelegate webView:decidePolicyForNavigationAction:request:frame:decisionListener:]

	Optional
From	--
To	yes

Modified -[WebPolicyDelegate webView:decidePolicyForNewWindowAction:request:newFrameName:decisionListener:]

	Optional
From	--
To	yes

Modified -[WebPolicyDelegate webView:unableToImplementPolicyWithError:frame:]

	Optional
From	--
To	yes

WebPreferences.h

Added WebPreferences.allowsAirPlayForMediaPlayback

WebResourceLoadDelegate.h

Removed NSObject(WebResourceLoadDelegate)

Added WebResourceLoadDelegate

Modified -[WebResourceLoadDelegate webView:identifierForInitialRequest:fromDataSource:]

	Optional
From	--
To	yes

Modified -[WebResourceLoadDelegate webView:plugInFailedWithError:dataSource:]

	Optional
From	--
To	yes

Modified -[WebResourceLoadDelegate webView:resource:didCancelAuthenticationChallenge:fromDataSource:]

	Optional
From	--
To	yes

Modified -[WebResourceLoadDelegate webView:resource:didFailLoadingWithError:fromDataSource:]

	Optional
From	--
To	yes

Modified -[WebResourceLoadDelegate webView:resource:didFinishLoadingFromDataSource:]

	Optional
From	--
To	yes

Modified -[WebResourceLoadDelegate webView:resource:didReceiveAuthenticationChallenge:fromDataSource:]

	Optional
From	--
To	yes

Modified -[WebResourceLoadDelegate webView:resource:didReceiveContentLength:fromDataSource:]

	Optional
From	--
To	yes

Modified -[WebResourceLoadDelegate webView:resource:didReceiveResponse:fromDataSource:]

	Optional
From	--
To	yes

Modified -[WebResourceLoadDelegate webView:resource:willSendRequest:redirectResponse:fromDataSource:]

	Optional
From	--
To	yes

WebUIDelegate.h

Removed NSObject(WebUIDelegate)

Added WebUIDelegate

Modified -[WebUIDelegate webView:contextMenuItemsForElement:defaultMenuItems:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:createWebViewModalDialogWithRequest:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:createWebViewWithRequest:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:dragDestinationActionMaskForDraggingInfo:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:dragSourceActionMaskForPoint:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:drawFooterInRect:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:drawHeaderInRect:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:makeFirstResponder:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:mouseDidMoveOverElement:modifierFlags:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:printFrameView:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:runBeforeUnloadConfirmPanelWithMessage:initiatedByFrame:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:runJavaScriptAlertPanelWithMessage:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:runJavaScriptAlertPanelWithMessage:initiatedByFrame:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:runJavaScriptConfirmPanelWithMessage:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:runJavaScriptConfirmPanelWithMessage:initiatedByFrame:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:runJavaScriptTextInputPanelWithPrompt:defaultText:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:runJavaScriptTextInputPanelWithPrompt:defaultText:initiatedByFrame:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:runOpenPanelForFileButtonWithResultListener:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:runOpenPanelForFileButtonWithResultListener:allowMultipleFiles:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:setContentRect:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:setFrame:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:setResizable:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:setStatusBarVisible:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:setStatusText:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:setToolbarsVisible:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:shouldPerformAction:fromSender:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:validateUserInterfaceItem:defaultValidation:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:willPerformDragDestinationAction:forDraggingInfo:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webView:willPerformDragSourceAction:fromPoint:withPasteboard:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewAreToolbarsVisible:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewClose:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewContentRect:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewFirstResponder:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewFocus:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewFooterHeight:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewFrame:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewHeaderHeight:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewIsResizable:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewIsStatusBarVisible:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewRunModal:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewShow:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewStatusText:]

	Optional
From	--
To	yes

Modified -[WebUIDelegate webViewUnfocus:]

	Optional
From	--
To	yes

WebView.h

Modified WebView.downloadDelegate

	Declaration
From	@property(nonatomic, assign) id downloadDelegate
To	@property(nonatomic, assign) id<WebDownloadDelegate> downloadDelegate

Modified WebView.frameLoadDelegate

	Declaration
From	@property(nonatomic, assign) id frameLoadDelegate
To	@property(nonatomic, assign) id<WebFrameLoadDelegate> frameLoadDelegate

Modified WebView.policyDelegate

	Declaration
From	@property(nonatomic, assign) id policyDelegate
To	@property(nonatomic, assign) id<WebPolicyDelegate> policyDelegate

Modified WebView.resourceLoadDelegate

	Declaration
From	@property(nonatomic, assign) id resourceLoadDelegate
To	@property(nonatomic, assign) id<WebResourceLoadDelegate> resourceLoadDelegate

Modified WebView.UIDelegate

	Declaration
From	@property(nonatomic, assign) id UIDelegate
To	@property(nonatomic, assign) id<WebUIDelegate> UIDelegate

WKBackForwardList.h

Modified WKBackForwardList.backItem

	Declaration
From	@property(nonatomic, readonly, strong) WKBackForwardListItem *backItem
To	@property(nonatomic, readonly, strong, nullable) WKBackForwardListItem *backItem

Modified WKBackForwardList.backList

	Declaration
From	@property(nonatomic, readonly, copy) NSArray *backList
To	@property(nonatomic, readonly, copy, nonnull) NSArray<WKBackForwardListItem > backList

Modified WKBackForwardList.currentItem

	Declaration
From	@property(nonatomic, readonly, strong) WKBackForwardListItem *currentItem
To	@property(nonatomic, readonly, strong, nullable) WKBackForwardListItem *currentItem

Modified WKBackForwardList.forwardItem

	Declaration
From	@property(nonatomic, readonly, strong) WKBackForwardListItem *forwardItem
To	@property(nonatomic, readonly, strong, nullable) WKBackForwardListItem *forwardItem

Modified WKBackForwardList.forwardList

	Declaration
From	@property(nonatomic, readonly, copy) NSArray *forwardList
To	@property(nonatomic, readonly, copy, nonnull) NSArray<WKBackForwardListItem > forwardList

Modified -[WKBackForwardList itemAtIndex:]

	Declaration
From	- (WKBackForwardListItem *)itemAtIndex:(NSInteger)index
To	- (WKBackForwardListItem * _Nullable)itemAtIndex:(NSInteger)index

WKBackForwardListItem.h

Modified WKBackForwardListItem.initialURL

	Declaration
From	@property(readonly, copy) NSURL *initialURL
To	@property(readonly, copy, nonnull) NSURL *initialURL

Modified WKBackForwardListItem.title

	Declaration
From	@property(readonly, copy) NSString *title
To	@property(readonly, copy, nullable) NSString *title

Modified WKBackForwardListItem.URL

	Declaration
From	@property(readonly, copy) NSURL *URL
To	@property(readonly, copy, nonnull) NSURL *URL

WKError.h

Added WKErrorJavaScriptResultTypeIsUnsupported

WKFrameInfo.h

Added WKFrameInfo.securityOrigin

Modified WKFrameInfo.request

	Declaration
From	@property(nonatomic, readonly, copy) NSURLRequest *request
To	@property(nonatomic, readonly, copy, nonnull) NSURLRequest *request

WKNavigationAction.h

Modified WKNavigationAction.request

	Declaration
From	@property(nonatomic, readonly, copy) NSURLRequest *request
To	@property(nonatomic, readonly, copy, nonnull) NSURLRequest *request

Modified WKNavigationAction.sourceFrame

	Declaration
From	@property(nonatomic, readonly, copy) WKFrameInfo *sourceFrame
To	@property(nonatomic, readonly, copy, nonnull) WKFrameInfo *sourceFrame

Modified WKNavigationAction.targetFrame

	Declaration
From	@property(nonatomic, readonly, copy) WKFrameInfo *targetFrame
To	@property(nonatomic, readonly, copy, nullable) WKFrameInfo *targetFrame

WKNavigationDelegate.h

Added -[WKNavigationDelegate webViewWebContentProcessDidTerminate:]

Modified -[WKNavigationDelegate webView:decidePolicyForNavigationAction:decisionHandler:]

Declaration

From

- (void)webView:(WKWebView *)webView decidePolicyForNavigationAction:(WKNavigationAction *)navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler

- (void)webView:(WKWebView * _Nonnull)webView decidePolicyForNavigationAction:(WKNavigationAction * _Nonnull)navigationAction decisionHandler:(void (^ _Nonnull)(WKNavigationActionPolicy))decisionHandler

Modified -[WKNavigationDelegate webView:decidePolicyForNavigationResponse:decisionHandler:]

Declaration

From

- (void)webView:(WKWebView *)webView decidePolicyForNavigationResponse:(WKNavigationResponse *)navigationResponse decisionHandler:(void (^)(WKNavigationResponsePolicy))decisionHandler

- (void)webView:(WKWebView * _Nonnull)webView decidePolicyForNavigationResponse:(WKNavigationResponse * _Nonnull)navigationResponse decisionHandler:(void (^ _Nonnull)(WKNavigationResponsePolicy))decisionHandler

Modified -[WKNavigationDelegate webView:didCommitNavigation:]

	Declaration
From	- (void)webView:(WKWebView )webView didCommitNavigation:(WKNavigation )navigation
To	- (void)webView:(WKWebView * _Nonnull)webView didCommitNavigation:(WKNavigation * _Null_unspecified)navigation

Modified -[WKNavigationDelegate webView:didFailNavigation:withError:]

Declaration

From

- (void)webView:(WKWebView *)webView didFailNavigation:(WKNavigation *)navigation withError:(NSError *)error

- (void)webView:(WKWebView * _Nonnull)webView didFailNavigation:(WKNavigation * _Null_unspecified)navigation withError:(NSError * _Nonnull)error

Modified -[WKNavigationDelegate webView:didFailProvisionalNavigation:withError:]

Declaration

From

- (void)webView:(WKWebView *)webView didFailProvisionalNavigation:(WKNavigation *)navigation withError:(NSError *)error

- (void)webView:(WKWebView * _Nonnull)webView didFailProvisionalNavigation:(WKNavigation * _Null_unspecified)navigation withError:(NSError * _Nonnull)error

Modified -[WKNavigationDelegate webView:didFinishNavigation:]

	Declaration
From	- (void)webView:(WKWebView )webView didFinishNavigation:(WKNavigation )navigation
To	- (void)webView:(WKWebView * _Nonnull)webView didFinishNavigation:(WKNavigation * _Null_unspecified)navigation

Modified -[WKNavigationDelegate webView:didReceiveAuthenticationChallenge:completionHandler:]

Declaration

From

- (void)webView:(WKWebView *)webView didReceiveAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge completionHandler:(void (^)(NSURLSessionAuthChallengeDisposition disposition, NSURLCredential *credential))completionHandler

- (void)webView:(WKWebView * _Nonnull)webView didReceiveAuthenticationChallenge:(NSURLAuthenticationChallenge * _Nonnull)challenge completionHandler:(void (^ _Nonnull)(NSURLSessionAuthChallengeDisposition disposition, NSURLCredential * _Nullable credential))completionHandler

Modified -[WKNavigationDelegate webView:didReceiveServerRedirectForProvisionalNavigation:]

Declaration

From

- (void)webView:(WKWebView *)webView didReceiveServerRedirectForProvisionalNavigation:(WKNavigation *)navigation

- (void)webView:(WKWebView * _Nonnull)webView didReceiveServerRedirectForProvisionalNavigation:(WKNavigation * _Null_unspecified)navigation

Modified -[WKNavigationDelegate webView:didStartProvisionalNavigation:]

Declaration

From

- (void)webView:(WKWebView *)webView didStartProvisionalNavigation:(WKNavigation *)navigation

- (void)webView:(WKWebView * _Nonnull)webView didStartProvisionalNavigation:(WKNavigation * _Null_unspecified)navigation

WKNavigationResponse.h

Modified WKNavigationResponse.response

	Declaration
From	@property(nonatomic, readonly, copy) NSURLResponse *response
To	@property(nonatomic, readonly, copy, nonnull) NSURLResponse *response

WKScriptMessage.h

Modified WKScriptMessage.body

	Declaration
From	@property(nonatomic, readonly, copy) id body
To	@property(nonatomic, readonly, copy, nonnull) id body

Modified WKScriptMessage.frameInfo

	Declaration
From	@property(nonatomic, readonly, copy) WKFrameInfo *frameInfo
To	@property(nonatomic, readonly, copy, nonnull) WKFrameInfo *frameInfo

Modified WKScriptMessage.name

	Declaration
From	@property(nonatomic, readonly, copy) NSString *name
To	@property(nonatomic, readonly, copy, nonnull) NSString *name

Modified WKScriptMessage.webView

	Declaration
From	@property(nonatomic, readonly, weak) WKWebView *webView
To	@property(nonatomic, readonly, weak, nullable) WKWebView *webView

WKScriptMessageHandler.h

Modified -[WKScriptMessageHandler userContentController:didReceiveScriptMessage:]

Declaration

From

- (void)userContentController:(WKUserContentController *)userContentController didReceiveScriptMessage:(WKScriptMessage *)message

- (void)userContentController:(WKUserContentController * _Nonnull)userContentController didReceiveScriptMessage:(WKScriptMessage * _Nonnull)message

WKSecurityOrigin.h (Added)

Added WKSecurityOrigin

Added WKSecurityOrigin.host

Added WKSecurityOrigin.port

Added WKSecurityOrigin.protocol

WKUIDelegate.h

Added -[WKUIDelegate webViewDidClose:]

Modified -[WKUIDelegate webView:createWebViewWithConfiguration:forNavigationAction:windowFeatures:]

Declaration

From

- (WKWebView *)webView:(WKWebView *)webView createWebViewWithConfiguration:(WKWebViewConfiguration *)configuration forNavigationAction:(WKNavigationAction *)navigationAction windowFeatures:(WKWindowFeatures *)windowFeatures

- (WKWebView * _Nullable)webView:(WKWebView * _Nonnull)webView createWebViewWithConfiguration:(WKWebViewConfiguration * _Nonnull)configuration forNavigationAction:(WKNavigationAction * _Nonnull)navigationAction windowFeatures:(WKWindowFeatures * _Nonnull)windowFeatures

Modified -[WKUIDelegate webView:runJavaScriptAlertPanelWithMessage:initiatedByFrame:completionHandler:]

Declaration

From

- (void)webView:(WKWebView *)webView runJavaScriptAlertPanelWithMessage:(NSString *)message initiatedByFrame:(WKFrameInfo *)frame completionHandler:(void (^)(void))completionHandler

- (void)webView:(WKWebView * _Nonnull)webView runJavaScriptAlertPanelWithMessage:(NSString * _Nonnull)message initiatedByFrame:(WKFrameInfo * _Nonnull)frame completionHandler:(void (^ _Nonnull)(void))completionHandler

Modified -[WKUIDelegate webView:runJavaScriptConfirmPanelWithMessage:initiatedByFrame:completionHandler:]

Declaration

From

- (void)webView:(WKWebView *)webView runJavaScriptConfirmPanelWithMessage:(NSString *)message initiatedByFrame:(WKFrameInfo *)frame completionHandler:(void (^)(BOOL result))completionHandler

- (void)webView:(WKWebView * _Nonnull)webView runJavaScriptConfirmPanelWithMessage:(NSString * _Nonnull)message initiatedByFrame:(WKFrameInfo * _Nonnull)frame completionHandler:(void (^ _Nonnull)(BOOL result))completionHandler

Modified -[WKUIDelegate webView:runJavaScriptTextInputPanelWithPrompt:defaultText:initiatedByFrame:completionHandler:]

Declaration

From

- (void)webView:(WKWebView *)webView runJavaScriptTextInputPanelWithPrompt:(NSString *)prompt defaultText:(NSString *)defaultText initiatedByFrame:(WKFrameInfo *)frame completionHandler:(void (^)(NSString *result))completionHandler

- (void)webView:(WKWebView * _Nonnull)webView runJavaScriptTextInputPanelWithPrompt:(NSString * _Nonnull)prompt defaultText:(NSString * _Nullable)defaultText initiatedByFrame:(WKFrameInfo * _Nonnull)frame completionHandler:(void (^ _Nonnull)(NSString * _Nullable result))completionHandler

WKUserContentController.h

Modified -[WKUserContentController addScriptMessageHandler:name:]

Declaration

From

- (void)addScriptMessageHandler:(id<WKScriptMessageHandler>)scriptMessageHandler name:(NSString *)name

- (void)addScriptMessageHandler:(id<WKScriptMessageHandler> _Nonnull)scriptMessageHandler name:(NSString * _Nonnull)name

Modified -[WKUserContentController addUserScript:]

	Declaration
From	- (void)addUserScript:(WKUserScript *)userScript
To	- (void)addUserScript:(WKUserScript * _Nonnull)userScript

Modified -[WKUserContentController removeScriptMessageHandlerForName:]

	Declaration
From	- (void)removeScriptMessageHandlerForName:(NSString *)name
To	- (void)removeScriptMessageHandlerForName:(NSString * _Nonnull)name

Modified WKUserContentController.userScripts

	Declaration
From	@property(nonatomic, readonly, copy) NSArray *userScripts
To	@property(nonatomic, readonly, copy, nonnull) NSArray<WKUserScript > userScripts

WKUserScript.h

Modified -[WKUserScript initWithSource:injectionTime:forMainFrameOnly:]

Declaration

From

- (instancetype)initWithSource:(NSString *)source injectionTime:(WKUserScriptInjectionTime)injectionTime forMainFrameOnly:(BOOL)forMainFrameOnly

- (instancetype _Nonnull)initWithSource:(NSString * _Nonnull)source injectionTime:(WKUserScriptInjectionTime)injectionTime forMainFrameOnly:(BOOL)forMainFrameOnly

Modified WKUserScript.source

	Declaration
From	@property(nonatomic, readonly, copy) NSString *source
To	@property(nonatomic, readonly, copy, nonnull) NSString *source

	Declaration
From	@property(nonatomic, readonly, strong) WKBackForwardList *backForwardList
To	@property(nonatomic, readonly, strong, nonnull) WKBackForwardList *backForwardList

Modified WKWebView.configuration

	Declaration
From	@property(nonatomic, readonly, copy) WKWebViewConfiguration *configuration
To	@property(nonatomic, readonly, copy, nonnull) WKWebViewConfiguration *configuration

Modified -[WKWebView evaluateJavaScript:completionHandler:]

Declaration

From

- (void)evaluateJavaScript:(NSString *)javaScriptString completionHandler:(void (^)(id, NSError *))completionHandler

- (void)evaluateJavaScript:(NSString * _Nonnull)javaScriptString completionHandler:(void (^ _Nullable)(id _Nullable, NSError * _Nullable error))completionHandler

Modified -[WKWebView goBack]

	Declaration
From	- (WKNavigation *)goBack
To	- (WKNavigation * _Nullable)goBack

Modified -[WKWebView goBack:]

	Declaration
From	- (IBAction)goBack:(id)sender
To	- (IBAction)goBack:(id _Nullable)sender

Modified -[WKWebView goForward]

	Declaration
From	- (WKNavigation *)goForward
To	- (WKNavigation * _Nullable)goForward

Modified -[WKWebView goForward:]

	Declaration
From	- (IBAction)goForward:(id)sender
To	- (IBAction)goForward:(id _Nullable)sender

Modified -[WKWebView goToBackForwardListItem:]

	Declaration
From	- (WKNavigation )goToBackForwardListItem:(WKBackForwardListItem )item
To	- (WKNavigation * _Nullable)goToBackForwardListItem:(WKBackForwardListItem * _Nonnull)item

Modified -[WKWebView initWithFrame:configuration:]

Declaration

From

- (instancetype)initWithFrame:(CGRect)frame configuration:(WKWebViewConfiguration *)configuration

- (instancetype _Nonnull)initWithFrame:(CGRect)frame configuration:(WKWebViewConfiguration * _Nonnull)configuration

Modified -[WKWebView loadHTMLString:baseURL:]

	Declaration
From	- (WKNavigation )loadHTMLString:(NSString )string baseURL:(NSURL *)baseURL
To	- (WKNavigation * _Nullable)loadHTMLString:(NSString * _Nonnull)string baseURL:(NSURL * _Nullable)baseURL

Modified -[WKWebView loadRequest:]

	Declaration
From	- (WKNavigation )loadRequest:(NSURLRequest )request
To	- (WKNavigation * _Nullable)loadRequest:(NSURLRequest * _Nonnull)request

Modified WKWebView.navigationDelegate

	Declaration
From	@property(nonatomic, weak) id<WKNavigationDelegate> navigationDelegate
To	@property(nonatomic, weak, nullable) id<WKNavigationDelegate> navigationDelegate

Modified -[WKWebView reload]

	Declaration
From	- (WKNavigation *)reload
To	- (WKNavigation * _Nullable)reload

Modified -[WKWebView reload:]

	Declaration
From	- (IBAction)reload:(id)sender
To	- (IBAction)reload:(id _Nullable)sender

Modified -[WKWebView reloadFromOrigin]

	Declaration
From	- (WKNavigation *)reloadFromOrigin
To	- (WKNavigation * _Nullable)reloadFromOrigin

Modified -[WKWebView reloadFromOrigin:]

	Declaration
From	- (IBAction)reloadFromOrigin:(id)sender
To	- (IBAction)reloadFromOrigin:(id _Nullable)sender

Modified -[WKWebView stopLoading:]

	Declaration
From	- (IBAction)stopLoading:(id)sender
To	- (IBAction)stopLoading:(id _Nullable)sender

Modified WKWebView.title

	Declaration
From	@property(nonatomic, readonly, copy) NSString *title
To	@property(nonatomic, readonly, copy, nullable) NSString *title

Modified WKWebView.UIDelegate

	Declaration
From	@property(nonatomic, weak) id<WKUIDelegate> UIDelegate
To	@property(nonatomic, weak, nullable) id<WKUIDelegate> UIDelegate

Modified WKWebView.URL

	Declaration
From	@property(nonatomic, readonly, copy) NSURL *URL
To	@property(nonatomic, readonly, copy, nullable) NSURL *URL

WKWebViewConfiguration.h

Added WKWebViewConfiguration.allowsAirPlayForMediaPlayback

Added WKWebViewConfiguration.applicationNameForUserAgent

Added WKWebViewConfiguration.websiteDataStore

Added WKWebViewConfiguration(WKDeprecated)

Modified WKWebViewConfiguration.preferences

	Declaration
From	@property(nonatomic, strong) WKPreferences *preferences
To	@property(nonatomic, strong, nonnull) WKPreferences *preferences

Modified WKWebViewConfiguration.processPool

	Declaration
From	@property(nonatomic, strong) WKProcessPool *processPool
To	@property(nonatomic, strong, nonnull) WKProcessPool *processPool

Modified WKWebViewConfiguration.userContentController

	Declaration
From	@property(nonatomic, strong) WKUserContentController *userContentController
To	@property(nonatomic, strong, nonnull) WKUserContentController *userContentController

WKWindowFeatures.h

Modified WKWindowFeatures.allowsResizing

	Declaration
From	@property(nonatomic, readonly) NSNumber *allowsResizing
To	@property(nonatomic, readonly, nullable) NSNumber *allowsResizing

Modified WKWindowFeatures.height

	Declaration
From	@property(nonatomic, readonly) NSNumber *height
To	@property(nonatomic, readonly, nullable) NSNumber *height

Modified WKWindowFeatures.menuBarVisibility

	Declaration
From	@property(nonatomic, readonly) NSNumber *menuBarVisibility
To	@property(nonatomic, readonly, nullable) NSNumber *menuBarVisibility

Modified WKWindowFeatures.statusBarVisibility

	Declaration
From	@property(nonatomic, readonly) NSNumber *statusBarVisibility
To	@property(nonatomic, readonly, nullable) NSNumber *statusBarVisibility

Modified WKWindowFeatures.toolbarsVisibility

	Declaration
From	@property(nonatomic, readonly) NSNumber *toolbarsVisibility
To	@property(nonatomic, readonly, nullable) NSNumber *toolbarsVisibility

Modified WKWindowFeatures.width

	Declaration
From	@property(nonatomic, readonly) NSNumber *width
To	@property(nonatomic, readonly, nullable) NSNumber *width

Modified WKWindowFeatures.x

	Declaration
From	@property(nonatomic, readonly) NSNumber *x
To	@property(nonatomic, readonly, nullable) NSNumber *x

Modified WKWindowFeatures.y

	Declaration
From	@property(nonatomic, readonly) NSNumber *y
To	@property(nonatomic, readonly, nullable) NSNumber *y

WebKit Changes for Objective-C

WebKit

DOMCSSRule.h

DOMDocument.h

DOMElement.h

DOMEventListener.h

DOMHTMLElement.h

DOMMutationEvent.h

DOMNotation.h (Removed)

npapi.h

npfunctions.h

WebDownload.h

WebEditingDelegate.h

WebFrameLoadDelegate.h

WebPolicyDelegate.h

WebPreferences.h

WebResourceLoadDelegate.h

WebUIDelegate.h

WebView.h

WKBackForwardList.h

WKBackForwardListItem.h

WKError.h

WKFrameInfo.h

WKNavigationAction.h

WKNavigationDelegate.h

WKNavigationResponse.h

WKScriptMessage.h

WKScriptMessageHandler.h

WKSecurityOrigin.h (Added)

WKUIDelegate.h

WKUserContentController.h

WKUserScript.h

WKWebsiteDataRecord.h (Added)

WKWebsiteDataStore.h (Added)

WKWebView.h

WKWebViewConfiguration.h

WKWindowFeatures.h