Oilpan: move Range object to the oilpan heap.

Source/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 286 matching lines @@
         return 0;
 
     IntPoint pt = view()->windowToContents(point);
     HitTestResult result = HitTestResult(pt);
 
     if (contentRenderer())
         result = eventHandler().hitTestResultAtPoint(pt, HitTestRequest::ReadOnly | HitTestRequest::Active | HitTestRequest::ConfusingAndOftenMisusedDisallowShadowContent);
     return result.innerNode() ? &result.innerNode()->document() : 0;
 }
 
-PassRefPtr<Range> LocalFrame::rangeForPoint(const IntPoint& framePoint)
+PassRefPtrWillBeRawPtr<Range> LocalFrame::rangeForPoint(const IntPoint& framePoint)
 {
     VisiblePosition position = visiblePositionForPoint(framePoint);
     if (position.isNull())
         return nullptr;
 
     VisiblePosition previous = position.previous();
     if (previous.isNotNull()) {
-        RefPtr<Range> previousCharacterRange = makeRange(previous, position);
+        RefPtrWillBeRawPtr<Range> previousCharacterRange = makeRange(previous, position);
         LayoutRect rect = editor().firstRectForRange(previousCharacterRange.get());
         if (rect.contains(framePoint))
             return previousCharacterRange.release();
     }
 
     VisiblePosition next = position.next();
-    if (RefPtr<Range> nextCharacterRange = makeRange(position, next)) {
+    if (RefPtrWillBeRawPtr<Range> nextCharacterRange = makeRange(position, next)) {
         LayoutRect rect = editor().firstRectForRange(nextCharacterRange.get());
         if (rect.contains(framePoint))
             return nextCharacterRange.release();
     }
 
     return nullptr;
 }
 
 void LocalFrame::createView(const IntSize& viewportSize, const Color& backgroundColor, bool transparent,
     ScrollbarMode horizontalScrollbarMode, bool horizontalLock,
@@ skipping 261 matching lines @@
 {
     if (!m_host)
         return 0;
 
     double ratio = m_host->deviceScaleFactor();
     ratio *= pageZoomFactor();
     return ratio;
 }
 
 } // namespace WebCore