Moves HTTP POST handling to JS.

chrome/browser/resources/print_preview/data/print_ticket_store.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';
 
   // TODO(rltoscano): Maybe clear print ticket when destination changes. Or
   // better yet, carry over any print ticket state that is possible. I.e. if
   // destination changes, the new destination might not support duplex anymore,
@@ skipping 236 matching lines @@
     },
 
     /**
      * @return {print_preview.Margins} Document margins of the currently
      *     generated preview.
      */
     getDocumentMargins: function() {
       return this.documentInfo_.margins;
     },
 
+    /** @return {string} Title of the document. */
+    getDocumentTitle: function() {
+      return this.documentInfo_.title;
+    },
+
     /**
      * Initializes the print ticket store. Dispatches an INITIALIZE event.
      * @param {boolean} isDocumentModifiable Whether the document to print is
      *     modifiable (i.e. can be re-flowed by Chromium).
      * @param {string} documentTitle Title of the document to print.
      * @param {string} thousandsDelimeter Delimeter of the thousands place.
      * @param {string} decimalDelimeter Delimeter of the decimal point.
      * @param {!print_preview.MeasurementSystem.UnitType} unitType Type of unit
      *     of the local measurement system.
      */
@@ skipping 392 matching lines @@
             this, PrintTicketStore.EventType.CAPABILITIES_CHANGE);
       }
     }
   };
 
   // Export
   return {
     PrintTicketStore: PrintTicketStore
   };
 });