http://trac.webkit.org/changeset/116715
https://bugs.webkit.org/show_bug.cgi?id=86172

Broke http/tests/security/cross-frame-access-selection.html
(Requested by tkent on #webkit).

Patch by Sheriff Bot <webkit.review.bot@gmail.com> on 2012-05-10

* dom/Document.cpp:
(WebCore):
(WebCore::Document::getSelection):
* dom/Document.h:
(Document):
* dom/ShadowRoot.cpp:
(WebCore::ShadowRoot::selection):
* dom/TreeScope.cpp:
(WebCore::TreeScope::~TreeScope):
* dom/TreeScope.h:
(WebCore):
(TreeScope):
* page/DOMSelection.cpp:
(WebCore::DOMSelection::DOMSelection):
* page/DOMSelection.h:
(WebCore):
(WebCore::DOMSelection::create):
(DOMSelection):
* page/DOMWindow.cpp:
(WebCore::DOMWindow::~DOMWindow):
(WebCore::DOMWindow::clearDOMWindowProperties):
(WebCore::DOMWindow::getSelection):
* page/DOMWindow.h:
(DOMWindow):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@116724 268f45cc-cd09-0410-ab3c-d52691b4dbfc