Get rid of ScrollView.

sky/engine/core/frame/LocalFrame.cpp

 /*
  * Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
  *                     1999 Lars Knoll <knoll@kde.org>
  *                     1999 Antti Koivisto <koivisto@kde.org>
  *                     2000 Simon Hausmann <hausmann@kde.org>
  *                     2000 Stefan Schimanski <1Stein@gmx.de>
  *                     2001 George Staikos <staikos@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2005 Alexey Proskuryakov <ap@nypop.com>
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
@@ skipping 201 matching lines @@
 
     HashSet<FrameDestructionObserver*>::iterator stop = m_destructionObservers.end();
     for (HashSet<FrameDestructionObserver*>::iterator it = m_destructionObservers.begin(); it != stop; ++it)
         (*it)->willDetachFrameHost();
 
     // FIXME: Page should take care of updating focus/scrolling instead of Frame.
     // FIXME: It's unclear as to why this is called more than once, but it is,
     // so page() could be null.
     if (page() && page()->focusController().focusedFrame() == this)
         page()->focusController().setFocusedFrame(nullptr);
-
-    if (page() && page()->scrollingCoordinator() && m_view)
-        page()->scrollingCoordinator()->willDestroyScrollableArea(m_view.get());
 }
 
 void LocalFrame::detachFromFrameHost()
 {
     // We should never be detatching the page during a Layout.
     RELEASE_ASSERT(!m_view || !m_view->isInPerformLayout());
     m_host = 0;
 }
 
 String LocalFrame::selectedText() const
@@ skipping 79 matching lines @@
         view()->setParentVisible(false);
 
     setView(nullptr);
 
     RefPtr<FrameView> frameView;
     frameView = FrameView::create(this, viewportSize);
 
     // The layout size is set by WebViewImpl to support @viewport
     frameView->setLayoutSizeFixedToFrameSize(false);
 
-    frameView->setScrollbarModes(horizontalScrollbarMode, verticalScrollbarMode, horizontalLock, verticalLock);
-
     setView(frameView);
 
     frameView->updateBackgroundRecursively(backgroundColor, transparent);
 
     frameView->setParentVisible(true);
 }
 
 
 void LocalFrame::countObjectsNeedingLayout(unsigned& needsLayoutObjects, unsigned& totalObjects, bool& isPartial)
 {
@@ skipping 99 matching lines @@
 {
     if (!m_host)
         return 0;
 
     double ratio = m_host->deviceScaleFactor();
     ratio *= pageZoomFactor();
     return ratio;
 }
 
 } // namespace blink