Have Frame::loader() return a reference

Source/core/svg/SVGAElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  *
  * 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.
@@ skipping 165 matching lines @@
             String target = this->target();
             if (target.isEmpty() && fastGetAttribute(XLinkNames::showAttr) == "new")
                 target = "_blank";
             event->setDefaultHandled();
 
             Frame* frame = document().frame();
             if (!frame)
                 return;
             FrameLoadRequest frameRequest(document().securityOrigin(), ResourceRequest(document().completeURL(url)), target);
             frameRequest.setTriggeringEvent(event);
-            frame->loader()->load(frameRequest);
+            frame->loader().load(frameRequest);
             return;
         }
     }
 
     SVGGraphicsElement::defaultEventHandler(event);
 }
 
 bool SVGAElement::supportsFocus() const
 {
     if (rendererIsEditable())
@@ skipping 35 matching lines @@
     // The 'a' element may contain any element that its parent may contain, except itself.
     if (child.hasTagName(SVGNames::aTag))
         return false;
     if (parentNode() && parentNode()->isSVGElement())
         return parentNode()->childShouldCreateRenderer(child);
 
     return SVGElement::childShouldCreateRenderer(child);
 }
 
 } // namespace WebCore