Move bookmark_pref_names.* into bookmarks namespace.

chrome/browser/extensions/api/bookmarks/bookmarks_api.cc

 // 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.
 
 #include <algorithm>
 
 #include "chrome/browser/extensions/api/bookmarks/bookmarks_api.h"
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
@@ skipping 237 matching lines @@
   if (!node) {
     error_ = keys::kNoNodeError;
     return NULL;
   }
 
   return node;
 }
 
 bool BookmarksFunction::EditBookmarksEnabled() {
   PrefService* prefs = user_prefs::UserPrefs::Get(GetProfile());
-  if (prefs->GetBoolean(prefs::kEditBookmarksEnabled))
+  if (prefs->GetBoolean(::bookmarks::prefs::kEditBookmarksEnabled))
     return true;
   error_ = keys::kEditBookmarksDisabled;
   return false;
 }
 
 bool BookmarksFunction::CanBeModified(const BookmarkNode* node) {
   if (!node) {
     error_ = keys::kNoParentError;
     return false;
   }
@@ skipping 637 matching lines @@
 }
 
 void BookmarksExportFunction::FileSelected(const base::FilePath& path,
                                            int index,
                                            void* params) {
   bookmark_html_writer::WriteBookmarks(GetProfile(), path, NULL);
   Release();  // Balanced in BookmarksIOFunction::SelectFile()
 }
 
 }  // namespace extensions