Chrome::client() should return a ChromeClient reference.

Source/core/html/HTMLAnchorElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Simon Hausmann <hausmann@kde.org>
  * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  *           (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * 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
@@ skipping 154 matching lines @@
     if (!isLink())
         return HTMLElement::isKeyboardFocusable();
 
     if (!isFocusable())
         return false;
 
     Page* page = document()->page();
     if (!page)
         return false;
 
-    if (!page->chrome().client()->tabsToLinks())
+    if (!page->chrome().client().tabsToLinks())
         return false;
 
     if (isInCanvasSubtree())
         return true;
 
     return hasNonEmptyBoundingBox();
 }
 
 static void appendServerMapMousePosition(StringBuilder& url, Event* event)
 {
@@ skipping 665 matching lines @@
 
     // The precision of current MouseOver trigger is too low to actually trigger preconnects.
     if (motivation == WebKit::WebPreconnectMotivationLinkMouseOver)
         return;
 
     preconnectToURL(url, motivation);
     m_hasIssuedPreconnect = true;
 }
 
 }