Make updates to ChromeVox KB Explorer for Next.

chrome/browser/resources/chromeos/chromevox/cvox2/background/background.js

 // Copyright 2014 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.
 
 /**
  * @fileoverview The entry point for all ChromeVox2 related code for the
  * background page.
  */
 
 goog.provide('Background');
@@ skipping 104 matching lines @@
     get: function() {
       return localStorage['active'] !== 'false';
     },
     set: function(value) {
       localStorage['active'] = value;
     }
   });
 
   cvox.ExtensionBridge.addMessageListener(this.onMessage_);
 
-  document.addEventListener('keydown', this.onKeyDown.bind(this), true);
-  document.addEventListener('keyup', this.onKeyUp.bind(this), true);
+  document.addEventListener('keydown', this.onKeyDown.bind(this), false);
+  document.addEventListener('keyup', this.onKeyUp.bind(this), false);
   cvox.ChromeVoxKbHandler.commandHandler = this.onGotCommand.bind(this);
 
   // Classic keymap.
   cvox.ChromeVoxKbHandler.handlerKeyMap = cvox.KeyMap.fromDefaults();
 
   // Live region handler.
   this.liveRegions_ = new LiveRegions(this);
 
   /** @type {number} @private */
   this.passThroughKeyUpCount_ = 0;
@@ skipping 392 matching lines @@
         break;
       case 'increaseTtsPitch':
         this.increaseOrDecreaseSpeechProperty_(cvox.AbstractTts.PITCH, true);
         break;
       case 'decreaseTtsVolume':
         this.increaseOrDecreaseSpeechProperty_(cvox.AbstractTts.VOLUME, false);
         break;
       case 'increaseTtsVolume':
         this.increaseOrDecreaseSpeechProperty_(cvox.AbstractTts.VOLUME, true);
         break;
+      case 'stopSpeech':
+        cvox.ChromeVox.tts.stop();

[dmazzoni, 2016/02/17 04:57:15]

Just checking, does this stop continuous reading and other things we may be
queuing up based on speech end callbacks?

[David Tseng, 2016/02/17 19:30:11]

Set the global.isReading flag to false. It looks like it does stop continuous
read, but the flag isn't reset.

+        return false;
       default:
         return true;
     }
 
     if (pred) {
       var node = AutomationUtil.findNextNode(
           current.getBound(dir).node, dir, pred);
 
       if (node) {
         current = cursors.Range.fromNode(node);
@@ skipping 283 matching lines @@
     return glob.replace(/[.+^$(){}|[\]\\]/g, '\\$&')
         .replace(/\*/g, '.*')
         .replace(/\?/g, '.');
   }).join('|') + ')$');
 };
 
 /** @type {Background} */
 global.backgroundObj = new Background();
 
 });  // goog.scope