print preview: more voice feedback issues.

chrome/browser/resources/print_preview/print_header.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 PrintHeader object. This object encapsulates all the elements
    * and logic related to the top part of the left pane in print_preview.html.
@@ skipping 166 matching lines @@
       var copies = this.printTicketStore_.copies.getValueAsNumber();
       numSheets *= copies;
       numPages *= copies;
 
       if (numSheets > 1) {
         summaryLabel = saveToPdf ? pagesLabel :
             loadTimeData.getString('printPreviewSheetsLabelPlural');
       }
 
       var html;
+      var label;
       if (numPages != numSheets) {
         html = loadTimeData.getStringF('printPreviewSummaryFormatLong',
                                        '<b>' + numSheets + '</b>',
                                        '<b>' + summaryLabel + '</b>',
                                        numPages,
                                        pagesLabel);
+        label = loadTimeData.getStringF('printPreviewSummaryFormatLong',
+                                        numSheets, summaryLabel,
+                                        numPages, pagesLabel);
       } else {
         html = loadTimeData.getStringF('printPreviewSummaryFormatShort',
                                        '<b>' + numSheets + '</b>',
                                        '<b>' + summaryLabel + '</b>');
+        label = loadTimeData.getStringF('printPreviewSummaryFormatShort',
+                                        numSheets, summaryLabel);
       }
 
       // Removing extra spaces from within the string.
       html = html.replace(/\s{2,}/g, ' ');
-      this.getChildElement('.summary').innerHTML = html;
+
+      var summary = this.getChildElement('.summary');
+      summary.innerHTML = html;
+      summary.setAttribute('aria-label', label);
     },
 
     /**
      * Called when the print button is clicked. Dispatches a PRINT_DOCUMENT
      * common event.
      * @private
      */
     onPrintButtonClick_: function() {
       if (this.destinationStore_.selectedDestination.id !=
           print_preview.Destination.GooglePromotedId.SAVE_AS_PDF) {
@@ skipping 45 matching lines @@
         this.getChildElement('button.print').focus();
       }
     }
   };
 
   // Export
   return {
     PrintHeader: PrintHeader
   };
 });