MacViews: Implemented Drag & Drop

ui/base/dragdrop/drag_utils.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/dragdrop/drag_utils.h"
 
 #include "base/files/file_util.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 85 matching lines @@
   SetDragImageOnDataObject(image, cursor_offset, data_object);
 }
 
 void SetDragImageOnDataObject(const gfx::Canvas& canvas,
                               const gfx::Vector2d& cursor_offset,
                               ui::OSExchangeData* data_object) {
   gfx::ImageSkia image = gfx::ImageSkia(canvas.ExtractImageRep());
   SetDragImageOnDataObject(image, cursor_offset, data_object);
 }
 
+#if !defined(OS_WIN)
+void SetDragImageOnDataObject(const gfx::ImageSkia& image_skia,
+                              const gfx::Vector2d& cursor_offset,
+                              ui::OSExchangeData* data_object) {
+  data_object->provider().SetDragImage(image_skia, cursor_offset);
+}
+#endif
+
 }  // namespace drag_utils