https://bugs.webkit.org/show_bug.cgi?id=49268

Reviewed by Sam Weinig.

* WebKit2.pro:
* WebKit2.xcodeproj/project.pbxproj:
Remove files.

* WebProcess/WebPage/FindController.cpp:
(WebKit::FindController::findString):
Create a PageOverlay with the FindController as its client.

(WebKit::FindController::willMoveToWebPage):
Null out the find page overlay if the web page is null.

(WebKit::FindController::didMoveToWebPage):
Add stub.

* WebProcess/WebPage/FindController.h:
FindController is now a PageOverlay::Client.

* WebProcess/WebPage/FindPageOverlay.cpp: Removed.
* WebProcess/WebPage/FindPageOverlay.h: Removed.
* WebProcess/WebPage/PageOverlay.cpp:
(WebKit::PageOverlay::setPage):
Call the willMoveToWebPage and didMoveToWebPage client functions.

(WebKit::PageOverlay::setNeedsDisplay):
Pass the page overlay bounds instead of the web page size.

* WebProcess/WebPage/WebPage.cpp:
(WebKit::WebPage::installPageOverlay):
Clear the page of the previous page overlay.

(WebKit::WebPage::uninstallPageOverlay):
Clear the page of the previous page overlay.

* WebProcess/WebPage/WebPage.h:
The page overlay is now refcounted.

* win/WebKit2.vcproj:
Remove files.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@71669 268f45cc-cd09-0410-ab3c-d52691b4dbfc