Initial sets of fixes for themes to work well with HiDPI Windows. More changes coming in a separate…

ui/base/resource/resource_bundle.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_BASE_RESOURCE_RESOURCE_BUNDLE_H_
 #define UI_BASE_RESOURCE_RESOURCE_BUNDLE_H_
 
 #include <map>
 #include <string>
 
@@ skipping 335 matching lines @@
                         size_t size,
                         SkBitmap* bitmap,
                         bool* fell_back_to_1x);
 
   // Returns an empty image for when a resource cannot be loaded. This is a
   // bright red bitmap.
   gfx::Image& GetEmptyImage();
 
   const base::FilePath& GetOverriddenPakPath();
 
-  // Platform specific image scaling is done here. Currently only implemented
-  // for Windows.
-  // |image| is the bitmap to be scaled.
-  // |loaded_image_scale| is the current scale of the bitmap.
-  // |desired_scale| is the desired scale of the bitmap.
-  // Returns the scaled bitmap or null bitmap if scaling is disabled.
-  static SkBitmap PlatformScaleImage(const SkBitmap& image,
-                                     float loaded_image_scale,
-                                     float desired_scale);
-
   // This pointer is guaranteed to outlive the ResourceBundle instance and may
   // be NULL.
   Delegate* delegate_;
 
   // Protects |images_| and font-related members.
   scoped_ptr<base::Lock> images_and_fonts_lock_;
 
   // Protects |locale_resources_data_|.
   scoped_ptr<base::Lock> locale_resources_data_lock_;
 
@@ skipping 27 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(ResourceBundle);
 };
 
 }  // namespace ui
 
 // TODO(beng): Someday, maybe, get rid of this.
 using ui::ResourceBundle;
 
 #endif  // UI_BASE_RESOURCE_RESOURCE_BUNDLE_H_