Move bookmark manager

BUG=None
TEST=None

Review URL: http://codereview.chromium.org/560023

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@37980 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 24 insertions, 0 deletions

diff --git a/chrome/browser/resources/bookmark_manager/js/bmm.js b/chrome/browser/resources/bookmark_manager/js/bmm.js
new file mode 100644
index 0000000..24c4ad0
--- /dev/null
+++ b/chrome/browser/resources/bookmark_manager/js/bmm.js
@@ -0,0 +1,24 @@
+// 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.
+
+cr.define('bmm', function() {
+  function isFolder(bookmarkNode) {
+    return !bookmarkNode.url;
+  }
+
+  function contains(parent, descendant) {
+    if (descendant.parentId == parent.id)
+      return true;
+    // the bmm.treeLookup contains all folders
+    var parentTreeItem = bmm.treeLookup[descendant.parentId];
+    if (!parentTreeItem || !parentTreeItem.bookmarkNode)
+      return false;
+    return this.contains(parent, parentTreeItem.bookmarkNode);
+  }
+
+  return {
+    isFolder: isFolder,
+    contains: contains
+  };
+});