Rename PageGroupLoadDeferrer to ScopedPageLoadDeferrer

Source/core/page/PageGroupLoadDeferrer.cpp

-/*
- * Copyright (C) 2006, 2007, 2009 Apple Inc. All rights reserved.
- * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#include "config.h"
-#include "core/page/PageGroupLoadDeferrer.h"
-
-#include "core/dom/Document.h"
-#include "core/loader/FrameLoader.h"
-#include "core/frame/Frame.h"
-#include "core/page/Page.h"
-#include "core/page/PageGroup.h"
-#include "wtf/HashSet.h"
-
-namespace WebCore {
-
-using namespace std;
-
-PageGroupLoadDeferrer::PageGroupLoadDeferrer(Page* page, bool deferSelf)
-{
-    const HashSet<Page*>& pages = page->group().pages();
-
-    HashSet<Page*>::const_iterator end = pages.end();
-    for (HashSet<Page*>::const_iterator it = pages.begin(); it != end; ++it) {
-        Page* otherPage = *it;
-        if ((deferSelf || otherPage != page)) {
-            if (!otherPage->defersLoading()) {
-                m_deferredFrames.append(otherPage->mainFrame());
-
-                // Ensure that we notify the client if the initial empty document is accessed before showing anything
-                // modal, to prevent spoofs while the modal window or sheet is visible.
-                otherPage->mainFrame()->loader().notifyIfInitialDocumentAccessed();
-
-                // This code is not logically part of load deferring, but we do not want JS code executed beneath modal
-                // windows or sheets, which is exactly when PageGroupLoadDeferrer is used.
-                for (Frame* frame = otherPage->mainFrame(); frame; frame = frame->tree().traverseNext())
-                    frame->document()->suspendScheduledTasks();
-            }
-        }
-    }
-
-    size_t count = m_deferredFrames.size();
-    for (size_t i = 0; i < count; ++i)
-        if (Page* page = m_deferredFrames[i]->page())
-            page->setDefersLoading(true);
-}
-
-PageGroupLoadDeferrer::~PageGroupLoadDeferrer()
-{
-    for (size_t i = 0; i < m_deferredFrames.size(); ++i) {
-        if (Page* page = m_deferredFrames[i]->page()) {
-            page->setDefersLoading(false);
-
-            for (Frame* frame = page->mainFrame(); frame; frame = frame->tree().traverseNext())
-                frame->document()->resumeScheduledTasks();
-        }
-    }
-}
-
-
-} // namespace WebCore