Omnibox improvements and fixes.

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 scene = new ui.Scene();
   let sceneManager;
 
@@ skipping 258 matching lines @@
       let update = new api.UiElementUpdate();
       update.setVisible(false);
       scene.updateElement(this.transientWarning.uiElementId, update);
       this.secureOriginTimer = null;
       scene.flush();
     }
   };
 
   class Omnibox {
     constructor(contentQuadId) {
-      /** @const */ var VISIBILITY_TIMEOUT_MS = 3000;
-
       this.domUiElement = new DomUiElement('#omni-container');
       this.enabled = false;
       this.secure = false;
-      this.visibilityTimeout = VISIBILITY_TIMEOUT_MS;
+      this.visibilityTimeout = 0;
       this.visibilityTimer = null;
       this.nativeState = {};
 
       // Initially invisible.
       let update = new api.UiElementUpdate();
       update.setVisible(false);
       scene.updateElement(this.domUiElement.uiElementId, update);
       this.nativeState.visible = false;
 
       // Listen to the end of transitions, so that the box can be natively
@@ skipping 98 matching lines @@
 
       this.contentQuad = new ContentQuad();
       let contentId = this.contentQuad.getElementId();
 
       this.controls = new Controls(contentId);
       this.secureOriginWarnings = new SecureOriginWarnings();
       this.omnibox = new Omnibox(contentId);
     }
 
     setMode(mode) {
+      /** @const */ var OMNIBOX_VISIBILITY_TIMEOUT_MS = 5000;
+
       this.mode = mode;
       this.contentQuad.setEnabled(
           mode == api.Mode.STANDARD || mode == api.Mode.CINEMA);
       this.contentQuad.setCinemaMode(mode == api.Mode.CINEMA);
       // TODO(crbug/643815): Set aspect ratio on content quad when available.
       // TODO(amp): Don't show controls in CINEMA mode once MENU mode lands.
       this.controls.setEnabled(
           mode == api.Mode.STANDARD || mode == api.Mode.CINEMA);
       this.omnibox.setEnabled(
           mode == api.Mode.STANDARD || mode == api.Mode.CINEMA);
+      this.omnibox.setVisibilityTimeout(
+          (mode == api.Mode.STANDARD || mode == api.Mode.CINEMA) ?
+          0 : OMNIBOX_VISIBILITY_TIMEOUT_MS);
       this.secureOriginWarnings.setEnabled(mode == api.Mode.WEB_VR);
     }
 
     setSecureOrigin(secure) {
       this.secureOriginWarnings.setSecureOrigin(secure);
       this.omnibox.setSecureOrigin(secure);
     }
 
     setReloadUiEnabled(enabled) {
       this.controls.setReloadUiEnabled(enabled);
@@ skipping 27 matching lines @@
     scene.flush();
   }
 
   return {
     initialize: initialize,
     command: command,
   };
 })();
 
 document.addEventListener('DOMContentLoaded', vrShellUi.initialize);