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

cc/layer_tree_host_impl.h

 // Copyright 2011 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.
 
 #ifndef CC_LAYER_TREE_HOST_IMPL_H_
 #define CC_LAYER_TREE_HOST_IMPL_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time.h"
@@ skipping 82 matching lines @@
 
     // Apply the scroll offset in layout space to the offset of the pinch-zoom viewport. The viewport cannot be
     // scrolled outside of the layout viewport bounds. Returns the component of the scroll that is un-applied due to
     // this constraint.
     gfx::Vector2dF applyScroll(const gfx::Vector2dF&);
 
     // The implTransform goes from the origin of the unzoomedDeviceViewport to the
     // origin of the zoomedDeviceViewport.
     //
     // implTransform = S[pageScale] * Tr[-zoomedDeviceViewportOffset]
-    WebKit::WebTransformationMatrix implTransform(bool pageScalePinchZoomEnabled) const;
+    gfx::Transform implTransform(bool pageScalePinchZoomEnabled) const;
 
 private:
     float m_pageScaleFactor;
     float m_pageScaleDelta;
     float m_sentPageScaleDelta;
     float m_maxPageScaleFactor;
     float m_minPageScaleFactor;
     float m_deviceScaleFactor;
 
     gfx::Vector2dF m_zoomedViewportOffset;
@@ skipping 107 matching lines @@
     void setViewportSize(const gfx::Size& layoutViewportSize, const gfx::Size& deviceViewportSize);
     const gfx::Size& layoutViewportSize() const { return m_layoutViewportSize; }
 
     float deviceScaleFactor() const { return m_deviceScaleFactor; }
     void setDeviceScaleFactor(float);
 
     float pageScaleFactor() const;
     void setPageScaleFactorAndLimits(float pageScaleFactor, float minPageScaleFactor, float maxPageScaleFactor);
 
     scoped_ptr<ScrollAndScaleSet> processScrollDeltas();
-    WebKit::WebTransformationMatrix implTransform() const;
+    gfx::Transform implTransform() const;
 
     void startPageScaleAnimation(gfx::Vector2d targetOffset, bool useAnchor, float scale, base::TimeDelta duration);
 
     SkColor backgroundColor() const { return m_backgroundColor; }
     void setBackgroundColor(SkColor color) { m_backgroundColor = color; }
 
     bool hasTransparentBackground() const { return m_hasTransparentBackground; }
     void setHasTransparentBackground(bool transparent) { m_hasTransparentBackground = transparent; }
 
     bool needsAnimateLayers() const { return m_needsAnimateLayers; }
@@ skipping 128 matching lines @@
 
     size_t m_numImplThreadScrolls;
     size_t m_numMainThreadScrolls;
 
     DISALLOW_COPY_AND_ASSIGN(LayerTreeHostImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYER_TREE_HOST_IMPL_H_