Refactor fixed layout mode

Source/web/ChromeClientImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 583 matching lines @@
         return;
     WebTextDirection textDirection = (dir == RTL) ?
         WebTextDirectionRightToLeft :
         WebTextDirectionLeftToRight;
     m_webView->client()->setToolTipText(
         tooltipText, textDirection);
 }
 
 void ChromeClientImpl::dispatchViewportPropertiesDidChange(const ViewportArguments& arguments) const
 {
-    m_webView->updatePageDefinedPageScaleConstraints(arguments);
+    m_webView->updatePageDefinedViewportConstraints(arguments);
 }
 
 void ChromeClientImpl::print(Frame* frame)
 {
     if (m_webView->client())
         m_webView->client()->printPage(WebFrameImpl::fromFrame(frame));
 }
 
 PassOwnPtr<ColorChooser> ChromeClientImpl::createColorChooser(ColorChooserClient* chooserClient, const Color&)
 {
@@ skipping 392 matching lines @@
 {
 }
 
 void NavigatorContentUtilsClientImpl::registerProtocolHandler(const String& scheme, const String& baseURL, const String& url, const String& title)
 {
     m_webView->client()->registerProtocolHandler(scheme, baseURL, url, title);
 }
 #endif
 
 } // namespace WebKit