https://bugs.webkit.org/show_bug.cgi?id=123837

Reviewed by Sam Weinig.

* Shared/Cocoa/APIObject.mm:
(WebKit::APIObject::newObject): Allocate a WKNavigationData if the object is a
WebNavigationData.

* Shared/Cocoa/WKNSString.h:
(WebKit::wrapper): Added. Returns a WebString’s wrapper as an NSString.

* Shared/Cocoa/WKNSURL.h:
(WebKit::wrapper): Added. Returns a WebURL’s wrapper as an NSURL.

* UIProcess/API/C/WKNavigationData.cpp: Renamed.
* UIProcess/API/C/WKNavigationData.h: Renamed.
* UIProcess/API/C/WKNavigationDataRef.cpp: Copied from Source/WebKit2/UIProcess/API/C/WKNavigationData.cpp.
* UIProcess/API/C/WKNavigationDataRef.h: Copied from Source/WebKit2/UIProcess/API/C/WKNavigationData.h.

* UIProcess/API/mac/WKBrowsingContextController.h: Declared historyDelegate property.

* UIProcess/API/mac/WKProcessGroup.mm:
(didNavigateWithNavigationData): Added history client callback that calls the browsing
context’s history delegate.
(didPerformClientRedirect): Ditto.
(didPerformServerRedirect): Ditto.
(didUpdateHistoryTitle): Ditto.
(setUpHistoryClient): Added.
(-[WKProcessGroup initWithInjectedBundleURL:]): Added call to setUpHistoryClient.
(-[WKProcessGroup dealloc]): Clear the history client.

* UIProcess/Cocoa/WKBrowsingContextHistoryDelegate.h: Added.

* UIProcess/Cocoa/WKNavigationData.h: Added.
* UIProcess/Cocoa/WKNavigationData.mm: Added.
(-[WKNavigationData dealloc]): Calls the WebNavigationData destructor.
(-[WKNavigationData title]): Added.
(-[WKNavigationData originalRequest]): Added.
(-[WKNavigationData destinationURL]): Added.
(-[WKNavigationData _apiObject]): Returns the wrapped WebNavigationData.
* UIProcess/Cocoa/WKNavigationDataInternal.h: Added.
(WebKit::wrapper): Added. Returns a WebNavigationData’s wrapper as a WKNavigationData.
* WebKit2.xcodeproj/project.pbxproj: Updated for renames and additions.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@158753 268f45cc-cd09-0410-ab3c-d52691b4dbfc