bookmarks: BookmarkNodeData's size() cleanups.

components/bookmarks/browser/bookmark_utils.cc

 // Copyright 2014 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 "components/bookmarks/browser/bookmark_utils.h"
 
 #include <utility>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 240 matching lines @@
     if (!url.is_valid())
       return;
     BookmarkNode node(url);
     node.SetTitle(base::ASCIIToUTF16(url.spec()));
     bookmark_data = BookmarkNodeData(&node);
   }
   if (index == -1)
     index = parent->child_count();
   ScopedGroupBookmarkActions group_paste(model);
 
-  if (bookmark_data.elements.size() == 1 &&
+  if (bookmark_data.num_elements() == 1 &&
       model->IsBookmarked(bookmark_data.elements[0].url)) {
     MakeTitleUnique(model,
                     parent,
                     bookmark_data.elements[0].url,
                     &bookmark_data.elements[0].title);
   }
 
   CloneBookmarkNode(model, bookmark_data.elements, parent, index, true);
 }
 
@@ skipping 232 matching lines @@
   }
   return false;
 }
 
 const BookmarkNode* GetBookmarkNodeByID(const BookmarkModel* model, int64 id) {
   // TODO(sky): TreeNode needs a method that visits all nodes using a predicate.
   return GetNodeByID(model->root_node(), id);
 }
 
 }  // namespace bookmarks