Remove meta viewport and @viewport CSS rules.

sky/engine/core/page/Chrome.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  * Copyright (C) 2012, Samsung Electronics. 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 25 matching lines @@
 class DateTimeChooser;
 class DateTimeChooserClient;
 class FloatRect;
 class LocalFrame;
 class HitTestResult;
 class IntRect;
 class Node;
 class Page;
 
 struct DateTimeChooserParameters;
-struct ViewportDescription;
 
 class Chrome final : public HostWindow {
 public:
     virtual ~Chrome();
 
     static PassOwnPtr<Chrome> create(Page*, ChromeClient*);
 
     ChromeClient& client() { return *m_client; }
 
     // HostWindow methods.
@@ skipping 17 matching lines @@
     void takeFocus(FocusType) const;
 
     void focusedNodeChanged(Node*) const;
 
     void show(NavigationPolicy = NavigationPolicyIgnore) const;
 
     void mouseDidMoveOverElement(const HitTestResult&, unsigned modifierFlags);
 
     void setToolTip(const HitTestResult&);
 
-    void dispatchViewportPropertiesDidChange(const ViewportDescription&) const;
-
     void willBeDestroyed();
 
 private:
     Chrome(Page*, ChromeClient*);
 
     Page* m_page;
     ChromeClient* m_client;
 };
 
 }
 
 #endif // Chrome_h