Delete the GTK+ port of Chrome.

content/browser/web_contents/drag_utils_gtk.h

Index: content/browser/web_contents/drag_utils_gtk.h
diff --git a/content/browser/web_contents/drag_utils_gtk.h b/content/browser/web_contents/drag_utils_gtk.h
deleted file mode 100644
index f6d883924c881d0132da5d07d5651306e1eb9195..0000000000000000000000000000000000000000
--- a/content/browser/web_contents/drag_utils_gtk.h
+++ /dev/null
@@ -1,24 +0,0 @@
-// 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 CONTENT_BROWSER_WEB_CONTENTS_DRAG_UTILS_GTK_H_
-#define CONTENT_BROWSER_WEB_CONTENTS_DRAG_UTILS_GTK_H_
-
-#include <gtk/gtk.h>
-
-#include "content/common/content_export.h"
-#include "third_party/WebKit/public/web/WebDragOperation.h"
-
-namespace content {
-
-// Convenience methods for converting between web drag operations and the GDK
-// equivalent.
-CONTENT_EXPORT GdkDragAction WebDragOpToGdkDragAction(
-    blink::WebDragOperationsMask op);
-CONTENT_EXPORT blink::WebDragOperationsMask GdkDragActionToWebDragOp(
-    GdkDragAction action);
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_WEB_CONTENTS_DRAG_UTILS_GTK_H_