content: Split web_drag_dest_gtk.cc into chrome/ and content/ parts.

chrome/browser/bookmarks/bookmark_node_data.h

 // Copyright (c) 2011 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 CHROME_BROWSER_BOOKMARKS_BOOKMARK_NODE_DATA_H_
 #define CHROME_BROWSER_BOOKMARKS_BOOKMARK_NODE_DATA_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 134 matching lines @@
   // constructors/readers that don't set it. This should only be called if the
   // profile path is not already set.
   void SetOriginatingProfile(Profile* profile);
 
   // Returns true if this data is from the specified profile.
   bool IsFromProfile(Profile* profile) const;
 
   // The actual elements written to the clipboard.
   std::vector<Element> elements;
 
-  // The MIME type for the clipboard format for BookmarkNodeData.
-  static const char* kClipboardFormatString;
-
   static bool ClipboardContainsBookmarks();
 
  private:
   // Path of the profile we originated from.
   FilePath profile_path_;
 };
 
 #endif  // CHROME_BROWSER_BOOKMARKS_BOOKMARK_NODE_DATA_H_