MD Bookmarks: Remove 'enter' handler from Add/Edit dialog

chrome/browser/resources/md_bookmarks/edit_dialog.js

 // Copyright 2017 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.
 
 Polymer({
   is: 'bookmarks-edit-dialog',
 
-  behaviors: [
-    Polymer.IronA11yKeysBehavior,
-  ],
-
   properties: {
     /** @private */
     isFolder_: Boolean,
 
     /** @private */
     isEdit_: Boolean,
 
     /**
      * Item that is being edited, or null when adding.
      * @private {?BookmarkNode}
      */
     editItem_: Object,
 
     /**
      * Parent node for the item being added, or null when editing.
      * @private {?string}
      */
     parentId_: String,
 
     /** @private */
     titleValue_: String,
 
     /** @private */
     urlValue_: String,
   },
 
-  keyBindings: {
-    'enter': 'onSaveButtonTap_',
-  },
-
   /**
    * Show the dialog to add a new folder (if |isFolder|) or item, which will be
    * inserted into the tree as a child of |parentId|.
    * @param {boolean} isFolder
    * @param {string} parentId
    */
   showAddDialog: function(isFolder, parentId) {
     this.reset_();
     this.isEdit_ = false;
     this.isFolder_ = isFolder;
@@ skipping 86 matching lines @@
       chrome.bookmarks.create(edit);
     }
     this.$.dialog.close();
   },
 
   /** @private */
   onCancelButtonTap_: function() {
     this.$.dialog.cancel();
   },
 });