Add Copy URL option to Omnibox context menu when URL is replaced by Instant Extended.

chrome/browser/bookmarks/bookmark_node_data.h

 // 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 CHROME_BROWSER_BOOKMARKS_BOOKMARK_NODE_DATA_H_
 #define CHROME_BROWSER_BOOKMARKS_BOOKMARK_NODE_DATA_H_
 
 #include <vector>
 
 #include "base/file_path.h"
@@ skipping 70 matching lines @@
   explicit BookmarkNodeData(const std::vector<const BookmarkNode*>& nodes);
 
   ~BookmarkNodeData();
 
   // 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.
+  // Writes elements to the clipboard. If |profile| is not NULL, this will write
+  // the profile path to the pickled data. A NULL |profile| indicates that the
+  // data is not associated with a particular profile.
   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 profile_path_;
 };
 
 #endif  // CHROME_BROWSER_BOOKMARKS_BOOKMARK_NODE_DATA_H_