https://bugs.webkit.org/show_bug.cgi?id=52925

Reviewed by Adam Roben.

* UIProcess/API/C/WKFrame.cpp:
(WKFrameStopLoading): Call through to WebFrameProxy::stopLoading.
* UIProcess/API/C/WKFrame.h:
* UIProcess/WebFrameProxy.cpp:
(WebKit::WebFrameProxy::stopLoading): Send a message to the WebProcess to stop loading the frame
    with the passed in ID.
* UIProcess/WebFrameProxy.h:
* WebProcess/WebPage/WebPage.cpp:
(WebKit::WebPage::stopLoadingFrame): Call stopForUserCancel on the passed-in frame.
* WebProcess/WebPage/WebPage.h:
* WebProcess/WebPage/WebPage.messages.in: Add StopLoadingFrame.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@76403 268f45cc-cd09-0410-ab3c-d52691b4dbfc