WebUI Prefs: Resize autocomplete list on window resize

chrome/browser/resources/options/browser_options.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('options', function() {
   const OptionsPage = options.OptionsPage;
   const ArrayDataModel = cr.ui.ArrayDataModel;
 
   //
   // BrowserOptions class
@@ skipping 78 matching lines @@
       $('homepageUseURLButton').onchange =
           this.handleHomepageUseURLButtonChange_.bind(this);
       homepageField.onchange = this.handleHomepageURLChange_.bind(this);
       homepageField.oninput = this.handleHomepageURLChange_.bind(this);
       homepageField.addEventListener('focus', function(event) {
         self.autocompleteList_.attachToInput(homepageField);
       });
       homepageField.addEventListener('blur', function(event) {
         self.autocompleteList_.detach();
       });
+      // Text fields may change widths when the window changes size, so make
+      // sure the suggestion list stays in sync.
+      window.addEventListener('resize', function() {
+        self.autocompleteList_.syncWidthToInput();
+      });
 
       // Ensure that changes are committed when closing the page.
       window.addEventListener('unload', function() {
         if (document.activeElement == homepageField)
           homepageField.blur();
       });
 
       if (!cr.isChromeOS) {
         $('defaultBrowserUseAsDefaultButton').onclick = function(event) {
           chrome.send('becomeDefaultBrowser');
@@ skipping 359 matching lines @@
   BrowserOptions.updateAutocompleteSuggestions = function(suggestions) {
     BrowserOptions.getInstance().updateAutocompleteSuggestions_(suggestions);
   };
 
   // Export
   return {
     BrowserOptions: BrowserOptions
   };
 
 });