MD Bookmarks: Add 'Open' command, to open in either the BMM or in new tabs

chrome/browser/resources/md_bookmarks/actions.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.
 
 /**
  * @fileoverview Module for functions which produce action objects. These are
  * listed in one place to document available actions and their parameters.
  */
 
 cr.define('bookmarks.actions', function() {
@@ skipping 131 matching lines @@
   /**
    * @param {string} id
    * @param {boolean} add
    * @param {boolean} range
    * @param {BookmarksPageState} state
    * @return {!Action}
    */
   function selectItem(id, add, range, state) {
     var anchor = state.selection.anchor;
     var toSelect = [];
+    var newAnchor = id;
 
     // TODO(tsergeant): Make it possible to deselect items by ctrl-clicking them
     // again.
     if (range && anchor) {
       var displayedList = bookmarks.util.getDisplayedList(state);
       var selectedIndex = displayedList.indexOf(id);
       assert(selectedIndex != -1);
       var anchorIndex = displayedList.indexOf(anchor);
       if (anchorIndex == -1)
         anchorIndex = selectedIndex;
 
+      // When performing a range selection, don't change the anchor from what
+      // was used in this selection.
+      newAnchor = displayedList[anchorIndex];
+
       var startIndex = Math.min(anchorIndex, selectedIndex);
       var endIndex = Math.max(anchorIndex, selectedIndex);
 
       for (var i = startIndex; i <= endIndex; i++)
         toSelect.push(displayedList[i]);
     } else {
       toSelect.push(id);
     }
 
     return {
       name: 'select-items',
       add: add,
-      anchor: id,
+      anchor: newAnchor,
       items: toSelect,
     };
   }
 
   /**
    * @param {string} term
    * @return {!Action}
    */
   function setSearchTerm(term) {
     if (!term)
@@ skipping 25 matching lines @@
     moveBookmark: moveBookmark,
     refreshNodes: refreshNodes,
     removeBookmark: removeBookmark,
     reorderChildren: reorderChildren,
     selectFolder: selectFolder,
     selectItem: selectItem,
     setSearchResults: setSearchResults,
     setSearchTerm: setSearchTerm,
   };
 });