Bookmark Manager Drag and Drop backend....

chrome/browser/bookmarks/bookmark_drag_data.cc

 // 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.
 
 #include "chrome/browser/bookmarks/bookmark_drag_data.h"
 
 #include "app/clipboard/scoped_clipboard_writer.h"
 #include "base/basictypes.h"
 #include "base/pickle.h"
 #include "base/string_util.h"
@@ skipping 243 matching lines @@
     nodes.push_back(node);
   }
   return nodes;
 }
 
 const BookmarkNode* BookmarkDragData::GetFirstNode(Profile* profile) const {
   std::vector<const BookmarkNode*> nodes = GetNodes(profile);
   return nodes.size() == 1 ? nodes[0] : NULL;
 }
 
+void BookmarkDragData::Clear() {
+  profile_path_.clear();
+  elements.clear();
+}
+
 bool BookmarkDragData::IsFromProfile(Profile* profile) const {
   // An empty path means the data is not associated with any profile.
   return (!profile_path_.empty() &&
 #if defined(WCHAR_T_IS_UTF16)
       profile->GetPath().ToWStringHack() == profile_path_);
 #elif defined(WCHAR_T_IS_UTF32)
       profile->GetPath().value() == profile_path_);
 #endif
 }