Print Preview: Fix compile errors in settings/ directory

chrome/browser/resources/print_preview/settings/settings_section_select.js

 // Copyright 2014 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';
 
   /**
    * Base class for the printer option element visualizing the generic selection
    * based option.
    * @param {!print_preview.ticket_items.TicketItem} ticketItem Ticket item
    *     visualized by this component.
    * @constructor
    * @extends {print_preview.SettingsSection}
    */
   function SettingsSectionSelect(ticketItem) {
     print_preview.SettingsSection.call(this);
 
     /** @private {!print_preview.ticket_items.TicketItem} */
     this.ticketItem_ = ticketItem;
-  };
+  }
 
   SettingsSectionSelect.prototype = {
     __proto__: print_preview.SettingsSection.prototype,
 
     /** @override */
     isAvailable: function() {
       return this.ticketItem_.isCapabilityAvailable();
     },
 
     /** @override */
@@ skipping 50 matching lines @@
           selectOption.text = this.getCustomDisplayName_(option) ||
                               this.getDefaultDisplayName_(option);
           selectOption.value = JSON.stringify(option);
           select.appendChild(selectOption);
           if (option.is_default)
             indexToSelect = index;
         }, this);
       }
       // Try to select current ticket item.
       var valueToSelect = JSON.stringify(this.ticketItem_.getValue());
-      for (var i = 0, option; option = select.options[i]; i++) {
+      for (var i = 0, option; (option = select.options[i]); i++) {
         if (option.value == valueToSelect) {
           indexToSelect = i;
           break;
         }
       }
       select.selectedIndex = indexToSelect;
       this.onSelectChange_();
     },
 
     /**
@@ skipping 38 matching lines @@
       this.updateSelect_();
       this.updateUiStateInternal();
     }
   };
 
   // Export
   return {
     SettingsSectionSelect: SettingsSectionSelect
   };
 });