Add drag and drop support for Windows (issue #140).

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@194 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

libcef/web_drag_utils_win.h

@@ -0,0 +1,23 @@
+// Copyright (c) 2010 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 _WEB_DRAG_UTILS_WIN_H
+#define _WEB_DRAG_UTILS_WIN_H
+#pragma once
+
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebDragOperation.h"
+
+#include <windows.h>
+
+namespace web_drag_utils_win {
+
+WebKit::WebDragOperation WinDragOpToWebDragOp(DWORD effect);
+WebKit::WebDragOperationsMask WinDragOpMaskToWebDragOpMask(DWORD effects);
+
+DWORD WebDragOpToWinDragOp(WebKit::WebDragOperation op);
+DWORD WebDragOpMaskToWinDragOpMask(WebKit::WebDragOperationsMask ops);
+
+}  // namespace web_drag_utils_win
+
+#endif  // _WEB_DRAG_UTILS_WIN_H