Compile print_preview, part 1: remove all warnings

chrome/browser/resources/print_preview/data/page_number_set.js

 // 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.
 
 cr.define('print_preview', function() {
   'use strict';
 
   /**
    * An immutable ordered set of page numbers.
    * @param {!Array.<number>} pageNumberList A list of page numbers to include
@@ skipping 17 matching lines @@
 
     /**
      * @param {number} index 0-based index of the page number to get.
      * @return {number} Page number at the given index.
      */
     getPageNumberAt: function(index) {
       return this.pageNumberSet_[index];
     },
 
     /**
-     * @param {number} 1-based page number to check for.
+     * @param {number} pageNumber 1-based page number to check for.
      * @return {boolean} Whether the given page number is in the page range.
      */
     hasPageNumber: function(pageNumber) {
       return arrayContains(this.pageNumberSet_, pageNumber);
     },
 
     /**
-     * @param {number} 1-based number of the page to get index of.
+     * @param {number} pageNumber 1-based number of the page to get index of.
      * @return {number} 0-based index of the given page number with respect to
      *     all of the pages in the page range.
      */
     getPageNumberIndex: function(pageNumber) {
       return this.pageNumberSet_.indexOf(pageNumber);
     },
 
     /** @return {!Array.<number>} Array representation of the set. */
     asArray: function() {
       return this.pageNumberSet_.slice(0);
     },
   };
 
   // Export
   return {
     PageNumberSet: PageNumberSet
   };
 });