Migrate most of cc/ from WebKit::WebTransformationMatrix to gfx::Transform

cc/render_surface.cc

 // Copyright 2010 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/render_surface.h"
 
 #include "cc/layer.h"
 #include "cc/math_util.h"
-#include <public/WebTransformationMatrix.h>
-
-using WebKit::WebTransformationMatrix;
+#include "ui/gfx/transform.h"
 
 namespace cc {
 
 RenderSurface::RenderSurface(Layer* owningLayer)
     : m_owningLayer(owningLayer)
     , m_drawOpacity(1)
     , m_drawOpacityIsAnimating(false)
     , m_targetSurfaceTransformsAreAnimating(false)
     , m_screenSpaceTransformsAreAnimating(false)
     , m_isClipped(false)
     , m_nearestAncestorThatMovesPixels(0)
 {
 }
 
 RenderSurface::~RenderSurface()
 {
 }
 
 gfx::RectF RenderSurface::drawableContentRect() const
 {
     gfx::RectF drawableContentRect = MathUtil::mapClippedRect(m_drawTransform, m_contentRect);
     if (m_owningLayer->hasReplica())
         drawableContentRect.Union(MathUtil::mapClippedRect(m_replicaDrawTransform, m_contentRect));
     return drawableContentRect;
 }
 
 }  // namespace cc