Make vw/vh units to work in css transforms.

Source/core/platform/graphics/transforms/ScaleTransformOperation.cpp

 /*
  * Copyright (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #include "config.h"
 #include "core/platform/graphics/transforms/ScaleTransformOperation.h"
 
 #include "core/platform/animation/AnimationUtilities.h"
 
 namespace WebCore {
 
-PassRefPtr<TransformOperation> ScaleTransformOperation::blend(const TransformOperation* from, double progress, bool blendToIdentity)
+PassRefPtr<TransformOperation> ScaleTransformOperation::blend(const TransformOperation* from, double progress, bool blendToIdentity, RenderView* renderView)
 {
     if (from && !from->isSameType(*this))
         return this;
 
     if (blendToIdentity)
         return ScaleTransformOperation::create(WebCore::blend(m_x, 1.0, progress),
                                                WebCore::blend(m_y, 1.0, progress),
                                                WebCore::blend(m_z, 1.0, progress), m_type);
 
     const ScaleTransformOperation* fromOp = static_cast<const ScaleTransformOperation*>(from);
     double fromX = fromOp ? fromOp->m_x : 1.0;
     double fromY = fromOp ? fromOp->m_y : 1.0;
     double fromZ = fromOp ? fromOp->m_z : 1.0;
     return ScaleTransformOperation::create(WebCore::blend(fromX, m_x, progress),
                                            WebCore::blend(fromY, m_y, progress),
                                            WebCore::blend(fromZ, m_z, progress), m_type);
 }
 
 } // namespace WebCore