Remove implicit flooring Scale() method from Point and Size.

ui/gfx/size_base.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_GFX_SIZE_BASE_H_
 #define UI_GFX_SIZE_BASE_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 14 matching lines @@
   void SetSize(Type width, Type height) {
     set_width(width);
     set_height(height);
   }
 
   void Enlarge(Type width, Type height) {
     set_width(width_ + width);
     set_height(height_ + height);
   }
 
-  Class Scale(float scale) const WARN_UNUSED_RESULT {
-    return Scale(scale, scale);
-  }
-
-  Class Scale(float x_scale, float y_scale) const WARN_UNUSED_RESULT {
-    return Class(static_cast<Type>(width_ * x_scale),
-                 static_cast<Type>(height_ * y_scale));
-  }
-
   void set_width(Type width) { width_ = width; }
   void set_height(Type height) { height_ = height; }
 
   bool operator==(const Class& s) const {
     return width_ == s.width_ && height_ == s.height_;
   }
 
   bool operator!=(const Class& s) const {
     return !(*this == s);
   }
@@ skipping 19 matching lines @@
   ~SizeBase() {}
 
  private:
   Type width_;
   Type height_;
 };
 
 }  // namespace gfx
 
 #endif  // UI_GFX_SIZE_BASE_H_