Print Preview: Fixing code style issues reported by gsjlint.

chrome/browser/resources/print_preview/print_header.js

 // Copyright (c) 2011 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 PrintHeader object. This object encapsulates all the elements
    * and logic related to the top part of the left pane in print_preview.html.
@@ skipping 123 matching lines @@
       var pagesLabel = localStrings.getString('printPreviewPageLabelPlural');
 
       if (printToPDF)
         summaryLabel = localStrings.getString('printPreviewPageLabelSingular');
 
       if (!printToPDF && copiesSettings.twoSidedCheckbox.checked)
         numOfSheets = Math.ceil(numOfSheets / 2);
       numOfSheets *= copies;
 
       if (numOfSheets > 1) {
-        summaryLabel =  printToPDF ? pagesLabel :
+        summaryLabel = printToPDF ? pagesLabel :
             localStrings.getString('printPreviewSheetsLabelPlural');
       }
 
       var html = '';
       if (pageSet.length * copies != numOfSheets) {
         numOfPagesText = pageSet.length * copies;
         html = localStrings.getStringF('printPreviewSummaryFormatLong',
                                        '<b>' + numOfSheets + '</b>',
                                        '<b>' + summaryLabel + '</b>',
                                        numOfPagesText, pagesLabel);
       } else {
         html = localStrings.getStringF('printPreviewSummaryFormatShort',
                                        '<b>' + numOfSheets + '</b>',
                                        '<b>' + summaryLabel + '</b>');
       }
 
       // Removing extra spaces from within the string.
       html = html.replace(/\s{2,}/g, ' ');
       this.summary_.innerHTML = html;
     },
   };
 
   return {
     PrintHeader: PrintHeader,
   };
 });