<rdar://problem/7285293> and https://webkit.org/b/29904

Reviewed by Darin Adler.

WebKit/mac: 

* WebCoreSupport/WebFrameLoaderClient.mm:
(WebFrameLoaderClient::setTitle):
* WebView/WebDelegateImplementationCaching.h:
* WebView/WebHistoryDelegate.h:
* WebView/WebView.mm:
(-[WebView _cacheHistoryDelegateImplementations]):

WebKitTools: 

* DumpRenderTree/mac/HistoryDelegate.mm:
(-[HistoryDelegate webView:updateHistoryTitle:forURL:]):

LayoutTests: 

* http/tests/globalhistory/history-delegate-basic-title-expected.txt: Added.
* http/tests/globalhistory/history-delegate-basic-title.html: Added.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@49277 268f45cc-cd09-0410-ab3c-d52691b4dbfc