Compile print_preview, part 2: reduce down to 260 errors

chrome/browser/resources/print_preview/previewarea/preview_area.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';
 
   /**
    * Creates a PreviewArea object. It represents the area where the preview
    * document is displayed.
@@ skipping 212 matching lines @@
      * @return {boolean} Whether the preview area has a compatible plugin to
      *     display the print preview in.
      */
     get hasCompatiblePlugin() {
       return this.previewGenerator_ != null;
     },
 
     /**
      * Processes a keyboard event that could possibly be used to change state of
      * the preview plugin.
-     * @param {MouseEvent} e Mouse event to process.
+     * @param {KeyboardEvent} e Keyboard event to process.
      */
     handleDirectionalKeyEvent: function(e) {
       // Make sure the PDF plugin is there.
       // We only care about: PageUp, PageDown, Left, Up, Right, Down.
       // If the user is holding a modifier key, ignore.
       if (!this.plugin_ ||
           !arrayContains([33, 34, 37, 38, 39, 40], e.keyCode) ||
           e.metaKey || e.altKey || e.shiftKey || e.ctrlKey) {
         return;
       }
@@ skipping 490 matching lines @@
             new print_preview.Size(viewportWidth, viewportHeight));
       }
     }
   };
 
   // Export
   return {
     PreviewArea: PreviewArea
   };
 });