Improve VR omnibox styling and function

chrome/browser/resources/vr_shell/vr_shell_ui.js

 // Copyright 2016 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.
 
 var vrShellUi = (function() {
   'use strict';
 
   let ui = new scene.Scene();
   let uiManager;
 
@@ skipping 192 matching lines @@
       this.devMode = false;
 
       this.uiElement = new DomUiElement('#reload-ui-button');
       this.uiElement.domElement.addEventListener('click', function() {
         ui.purge();
         api.doAction(api.Action.RELOAD_UI, {});
       });
 
       let update = new api.UiElementUpdate();
       update.setVisible(false);
+      update.setSize(0.5, 0.2, 1);
+      update.setTranslation(0, -2, -1);
+      update.setRotation(1, 0, 0, -0.8);
       ui.updateElement(this.uiElement.uiElementId, update);
     }
 
     setEnabled(enabled) {
       this.enabled = enabled;
       this.updateState();
     }
 
     setDevMode(enabled) {
       this.devMode = enabled;
@@ skipping 266 matching lines @@
       // Field-clearing button.
       let clearButton = root.querySelector('#omnibox-clear-button');
       clearButton.addEventListener('click', function() {
         this.inputField.value = '';
         api.doAction(api.Action.OMNIBOX_CONTENT, {'text': ''});
       }.bind(this));
 
       // Watch for the enter key to trigger navigation.
       this.inputField.addEventListener('keypress', function(e) {
         if (e.keyCode == 13) {
+          this.setSuggestions([]);
           api.doAction(
               // TODO(crbug.com/683344): Properly choose prefix.
               api.Action.LOAD_URL, {'url': 'http://' + e.target.value});
         }
       });
 
       // Watch for field input to generate suggestions.
       this.inputField.addEventListener('input', function(e) {
         api.doAction(api.Action.OMNIBOX_CONTENT, {'text': e.target.value});
       });
 
       // Clicking on suggestions triggers navigation.
-      let elements = root.querySelectorAll('.omnibox-suggestion');
+      let elements = root.querySelectorAll('.suggestion');
       this.maxSuggestions = elements.length;
       for (var i = 0; i < elements.length; i++) {
         elements[i].addEventListener('click', function(index, e) {
           if (e.target.url) {
             api.doAction(api.Action.LOAD_URL, {'url': e.target.url});
+            this.setSuggestions([]);
           }
         }.bind(this, i));
       }
+
     }
 
     setEnabled(enabled) {
       this.enabled = enabled;
 
       let update = new api.UiElementUpdate();
       update.setVisible(enabled);
       ui.updateElement(this.domUiElement.uiElementId, update);
     }
 
@@ skipping 118 matching lines @@
     ui.flush();
   }
 
   return {
     initialize: initialize,
     command: command,
   };
 })();
 
 window.addEventListener('load', vrShellUi.initialize);