GTK: make tabbed bookmark manager compatible with more types of drops.

chrome/browser/bookmarks/bookmark_drag_data.h

 // 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 CHROME_BROWSER_BOOKMARKS_BOOKMARK_DRAG_DATA_H_
 #define CHROME_BROWSER_BOOKMARKS_BOOKMARK_DRAG_DATA_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 71 matching lines @@
   static OSExchangeData::CustomFormat GetBookmarkCustomFormat();
 #endif
 
   // Created a BookmarkDragData populated from the arguments.
   explicit BookmarkDragData(const BookmarkNode* node);
   explicit BookmarkDragData(const std::vector<const BookmarkNode*>& nodes);
 
   // Reads bookmarks from the given vector.
   bool ReadFromVector(const std::vector<const BookmarkNode*>& nodes);
 
+  // Creates a single-bookmark DragData from url/title pair.
+  bool ReadFromTuple(const GURL& url, const string16& title);
+
   // Writes elements to the clipboard.
   void WriteToClipboard(Profile* profile) const;
 
   // Reads bookmarks from the general copy/paste clipboard. Prefers data
   // written via WriteToClipboard but will also attempt to read a plain bookmark.
   bool ReadFromClipboard();
 #if defined(OS_MACOSX)
   // Reads bookmarks that are being dragged from the drag and drop
   // pasteboard.
   bool ReadFromDragClipboard();
@@ skipping 54 matching lines @@
   static const char* kClipboardFormatString;
 
   static bool ClipboardContainsBookmarks();
 
  private:
   // Path of the profile we originated from.
   FilePath::StringType profile_path_;
 };
 
 #endif  // CHROME_BROWSER_BOOKMARKS_BOOKMARK_DRAG_DATA_H_