Migrate ui::Transform to gfx::Transform

ui/compositor/layer.h

 // Copyright (c) 2012 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 UI_COMPOSITOR_LAYER_H_
 #define UI_COMPOSITOR_LAYER_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 279 matching lines @@
                               Transform* transform) const;
 
   // The only externally updated layers are ones that get their pixels from
   // WebKit and WebKit does not produce valid alpha values. All other layers
   // should have valid alpha.
   bool has_valid_alpha_channel() const { return !layer_updated_externally_; }
 
   // Following are invoked from the animation or if no animation exists to
   // update the values immediately.
   void SetBoundsImmediately(const gfx::Rect& bounds);
-  void SetTransformImmediately(const ui::Transform& transform);
+  void SetTransformImmediately(const gfx::Transform& transform);
   void SetOpacityImmediately(float opacity);
   void SetVisibilityImmediately(bool visibility);
   void SetBrightnessImmediately(float brightness);
   void SetGrayscaleImmediately(float grayscale);
 
   // Implementation of LayerAnimatorDelegate
   virtual void SetBoundsFromAnimation(const gfx::Rect& bounds) OVERRIDE;
   virtual void SetTransformFromAnimation(const Transform& transform) OVERRIDE;
   virtual void SetOpacityFromAnimation(float opacity) OVERRIDE;
   virtual void SetVisibilityFromAnimation(bool visibility) OVERRIDE;
@@ skipping 19 matching lines @@
 
   Compositor* compositor_;
 
   scoped_refptr<ui::Texture> texture_;
 
   Layer* parent_;
 
   // This layer's children, in bottom-to-top stacking order.
   std::vector<Layer*> children_;
 
-  ui::Transform transform_;
+  gfx::Transform transform_;
 
   gfx::Rect bounds_;
 
   // Visibility of this layer. See SetVisible/IsDrawn for more details.
   bool visible_;
 
   bool force_render_surface_;
 
   bool fills_bounds_opaquely_;
 
@@ skipping 42 matching lines @@
 
   // A cached copy of |Compositor::device_scale_factor()|.
   float device_scale_factor_;
 
   DISALLOW_COPY_AND_ASSIGN(Layer);
 };
 
 }  // namespace ui
 
 #endif  // UI_COMPOSITOR_LAYER_H_