Migrate ui::Transform to gfx::Transform

ui/base/animation/tween.cc

 // 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.
 
 #include "ui/base/animation/tween.h"
 
 #include <math.h>
 
 #if defined(OS_WIN)
 #include <float.h>
@@ skipping 78 matching lines @@
                               const gfx::Rect& target_bounds) {
   return gfx::Rect(ValueBetween(value, start_bounds.x(), target_bounds.x()),
                    ValueBetween(value, start_bounds.y(), target_bounds.y()),
                    ValueBetween(value, start_bounds.width(),
                                 target_bounds.width()),
                    ValueBetween(value, start_bounds.height(),
                                 target_bounds.height()));
 }
 
 // static
-Transform Tween::ValueBetween(double value,
-                              const Transform& start_transform,
-                              const Transform& end_transform) {
+gfx::Transform Tween::ValueBetween(double value,
+                              const gfx::Transform& start_transform,
+                              const gfx::Transform& end_transform) {
   if (value >= 1.0)
     return end_transform;
   if (value <= 0.0)
     return start_transform;
 
-  Transform to_return;
+  gfx::Transform to_return;
   gfx::Point start_translation, end_translation;
   float start_rotation, end_rotation;
   gfx::Point3f start_scale, end_scale;
   if (InterpolatedTransform::FactorTRS(start_transform,
                                        &start_translation,
                                        &start_rotation,
                                        &start_scale) &&
       InterpolatedTransform::FactorTRS(end_transform,
                                        &end_translation,
                                        &end_rotation,
@@ skipping 12 matching lines @@
                          start_transform.matrix().get(row, col),
                          end_transform.matrix().get(row, col)));
       }
     }
   }
 
   return to_return;
 }
 
 }  // namespace ui