Type check PDF plugin JS code, down to 53 errors.

chrome/browser/resources/pdf/navigator.js

 // Copyright 2015 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.
 
 'use strict';
 
 /**
  * Creates a new NavigatorDelegate for calling browser-specific functions to
  * do the actual navigating.
  * @param {number} tabId The tab ID of the PDF viewer or -1 if the viewer is
  *    not displayed in a tab.
+ * @constructor
  */
 function NavigatorDelegate(tabId) {
   this.tabId_ = tabId;
 }
 
 /**
  * Creates a new Navigator for navigating to links inside or outside the PDF.
  * @param {string} originalUrl The original page URL.
  * @param {Object} viewport The viewport info of the page.
  * @param {Object} paramsParser The object for URL parsing.
  * @param {Object} navigatorDelegate The object with callback functions that
  *    get called when navigation happens in the current tab, a new tab,
  *    and a new window.
+ * @constructor
  */
 function Navigator(originalUrl, viewport, paramsParser, navigatorDelegate) {
   this.originalUrl_ = originalUrl;
   this.viewport_ = viewport;
   this.paramsParser_ = paramsParser;
   this.navigatorDelegate_ = navigatorDelegate;
 }
 
 NavigatorDelegate.prototype = {
   /**
@@ skipping 49 matching lines @@
 Navigator.WindowOpenDisposition = {
   CURRENT_TAB: 1,
   NEW_FOREGROUND_TAB: 3,
   NEW_BACKGROUND_TAB: 4,
   NEW_WINDOW: 6,
   SAVE_TO_DISK: 7
 };
 
 Navigator.prototype = {
   /**
-   * @private
    * Function to navigate to the given URL. This might involve navigating
    * within the PDF page or opening a new url (in the same tab or a new tab).
    * @param {string} url The URL to navigate to.
    * @param {number} disposition The window open disposition when
    *    navigating to the new URL.
    */
   navigate: function(url, disposition) {
     if (url.length == 0)
       return;
 
@@ skipping 61 matching lines @@
     var pageNumber = viewportPosition.page;
     if (pageNumber != undefined && originalUrl == newUrl)
       this.viewport_.goToPage(pageNumber);
     else
       this.navigatorDelegate_.navigateInCurrentTab(viewportPosition.url);
   },
 
   /**
    * @private
    * Checks if the URL starts with a scheme and is not just a scheme.
-   * @param {string} The input URL
+   * @param {string} url The input URL
    * @return {boolean} Whether the url is valid.
    */
   isValidUrl_: function(url) {
     // Make sure |url| starts with a valid scheme.
     if (!url.startsWith('http://') &&
         !url.startsWith('https://') &&
         !url.startsWith('ftp://') &&
         !url.startsWith('file://') &&
         !url.startsWith('mailto:')) {
       return false;
@@ skipping 12 matching lines @@
         url == 'mailto:') {
       return false;
     }
 
     return true;
   },
 
   /**
    * @private
    * Attempt to figure out what a URL is when there is no scheme.
-   * @param {string} The input URL
+   * @param {string} url The input URL
    * @return {string} The URL with a scheme or the original URL if it is not
    *     possible to determine the scheme.
    */
   guessUrlWithoutScheme_: function(url) {
     // If the original URL is mailto:, that does not make sense to start with,
     // and neither does adding |url| to it.
     // If the original URL is not a valid URL, this cannot make a valid URL.
     // In both cases, just bail out.
     if (this.originalUrl_.startsWith('mailto:') ||
         !this.isValidUrl_(this.originalUrl_)) {
@@ skipping 33 matching lines @@
     if (isRelative) {
       var slashIndex = this.originalUrl_.lastIndexOf('/');
       var path = slashIndex != -1 ?
           this.originalUrl_.substr(0, slashIndex) : this.originalUrl_;
       return path + '/' + url;
     }
 
     return 'http://' + url;
   }
 };