Removed unused code path.

chrome/browser/resources/print_preview/preview_generator.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';
 
   /**
    * Interface to the Chromium print preview generator.
    * @param {!print_preview.DestinationStore} destinationStore Used to get the
@@ skipping 187 matching lines @@
       this.tracker_.add(
           this.nativeLayer_,
           print_preview.NativeLayer.EventType.PAGE_LAYOUT_READY,
           this.onPageLayoutReady_.bind(this));
       this.tracker_.add(
           this.nativeLayer_,
           print_preview.NativeLayer.EventType.PAGE_COUNT_READY,
           this.onPageCountReady_.bind(this));
       this.tracker_.add(
           this.nativeLayer_,
-          print_preview.NativeLayer.EventType.PREVIEW_RELOAD,
-          this.onPreviewReload_.bind(this));
-      this.tracker_.add(
-          this.nativeLayer_,
           print_preview.NativeLayer.EventType.PAGE_PREVIEW_READY,
           this.onPagePreviewReady_.bind(this));
       this.tracker_.add(
           this.nativeLayer_,
           print_preview.NativeLayer.EventType.PREVIEW_GENERATION_DONE,
           this.onPreviewGenerationDone_.bind(this));
       this.tracker_.add(
           this.nativeLayer_,
           print_preview.NativeLayer.EventType.PREVIEW_GENERATION_FAIL,
           this.onPreviewGenerationFail_.bind(this));
@@ skipping 111 matching lines @@
      */
     onPageCountReady_: function(event) {
       if (this.inFlightRequestId_ != event.previewResponseId) {
         return; // Ignore old response.
       }
       this.documentInfo_.updatePageCount(event.pageCount);
       this.pageRanges_ = this.printTicketStore_.pageRange.getPageRanges();
     },
 
     /**
-     * Called when the print preview should be reloaded.
-     * @param {Event} event Contains the preview UID and request ID.
-     * @private
-     */
-    onPreviewReload_: function(event) {
-      if (this.inFlightRequestId_ != event.previewResponseId) {
-        return; // Ignore old response.
-      }
-      var pageNumberSet = this.printTicketStore_.pageRange.getPageNumberSet();
-      this.dispatchPreviewStartEvent_(
-          event.previewUid, pageNumberSet.getPageNumberAt(0) - 1);
-      for (var i = 0; i < pageNumberSet.size; i++) {
-        var pageNumber = pageNumberSet.getPageNumberAt(i);
-        this.dispatchPageReadyEvent_(i, pageNumber, event.previewUid);
-      }
-      cr.dispatchSimpleEvent(this, PreviewGenerator.EventType.DOCUMENT_READY);
-    },
-
-    /**
      * Called when a page's preview has been generated. Dispatches a
      * PAGE_READY event.
      * @param {Event} event Contains the page index and preview UID.
      * @private
      */
     onPagePreviewReady_: function(event) {
       if (this.inFlightRequestId_ != event.previewResponseId) {
         return; // Ignore old response.
       }
       var pageNumber = event.pageIndex + 1;
@@ skipping 35 matching lines @@
       // current one.
       cr.dispatchSimpleEvent(this, PreviewGenerator.EventType.FAIL);
     }
   };
 
   // Export
   return {
     PreviewGenerator: PreviewGenerator
   };
 });