bookmarks: Move BookmarkNode into 'bookmarks' namespace.

chrome/browser/ui/cocoa/applescript/bookmark_folder_applescript.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/applescript/bookmark_folder_applescript.h"
 
 #import "base/mac/scoped_nsobject.h"
 #import "base/strings/string16.h"
 #include "base/strings/sys_string_conversions.h"
 #import "chrome/browser/ui/cocoa/applescript/bookmark_item_applescript.h"
 #import "chrome/browser/ui/cocoa/applescript/constants_applescript.h"
 #include "chrome/browser/ui/cocoa/applescript/error_applescript.h"
 #include "components/bookmarks/browser/bookmark_model.h"
 #include "url/gurl.h"
 
 using bookmarks::BookmarkModel;
+using bookmarks::BookmarkNode;
 
 @implementation BookmarkFolderAppleScript
 
 - (NSArray*)bookmarkFolders {
   NSMutableArray* bookmarkFolders = [NSMutableArray
       arrayWithCapacity:bookmarkNode_->child_count()];
 
   for (int i = 0; i < bookmarkNode_->child_count(); ++i) {
     const BookmarkNode* node = bookmarkNode_->GetChild(i);
 
@@ skipping 168 matching lines @@
   ++index;
   int count = -1;
   while (index) {
     if (bookmarkNode_->GetChild(++count)->is_url())
       --index;
   }
   return count;
 }
 
 @end