Update json_schema_compiler to handle the Automation extension API

chrome/browser/resources/chromeos/select_to_speak/select_to_speak.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 AutomationEvent = chrome.automation.AutomationEvent;
 var AutomationNode = chrome.automation.AutomationNode;
 var EventType = chrome.automation.EventType;
 var RoleType = chrome.automation.RoleType;
 
 /**
@@ skipping 42 matching lines @@
   this.node_ = null;
 
   /** @private { boolean } */
   this.down_ = false;
 
   /** @private {{x: number, y: number}} */
   this.mouseStart_ = {x: 0, y: 0};
 
   chrome.automation.getDesktop(function(desktop) {
     desktop.addEventListener(
-        EventType.mousePressed, this.onMousePressed_.bind(this), true);
+        EventType.MOUSE_PRESSED, this.onMousePressed_.bind(this), true);
     desktop.addEventListener(
-        EventType.mouseDragged, this.onMouseDragged_.bind(this), true);
+        EventType.MOUSE_DRAGGED, this.onMouseDragged_.bind(this), true);
     desktop.addEventListener(
-        EventType.mouseReleased, this.onMouseReleased_.bind(this), true);
+        EventType.MOUSE_RELEASED, this.onMouseReleased_.bind(this), true);
     desktop.addEventListener(
-        EventType.mouseCanceled, this.onMouseCanceled_.bind(this), true);
+        EventType.MOUSE_CANCELED, this.onMouseCanceled_.bind(this), true);
   }.bind(this));
 };
 
 SelectToSpeak.prototype = {
   /**
    * Called when the mouse is pressed and the user is in a mode where
    * select-to-speak is capturing mouse events (for example holding down
    * Search).
    *
    * @param {!AutomationEvent} evt
@@ skipping 35 matching lines @@
     this.down_ = false;
 
     chrome.accessibilityPrivate.setFocusRing([]);
 
     // Walk up to the nearest window, web area, or dialog that the
     // hit node is contained inside. Only speak objects within that
     // container. In the future we might include other container-like
     // roles here.
     var root = this.startNode_;
     while (root.parent &&
-        root.role != RoleType.window &&
-        root.role != RoleType.rootWebArea &&
-        root.role != RoleType.desktop &&
-        root.role != RoleType.dialog) {
+        root.role != RoleType.WINDOW &&
+        root.role != RoleType.ROOT_WEB_AREA &&
+        root.role != RoleType.DESKTOP &&
+        root.role != RoleType.DIALOG) {
       root = root.parent;
     }
 
     var rect = rectFromPoints(
         this.mouseStart_.x, this.mouseStart_.y,
         evt.mouseX, evt.mouseY);
     var nodes = [];
     this.findAllMatching_(root, rect, nodes);
     this.startSpeechQueue_(nodes);
   },
@@ skipping 43 matching lines @@
 
   /**
    * Enqueue speech commands for all of the given nodes.
    * @param {Array<AutomationNode>} nodes The nodes to speak.
    */
   startSpeechQueue_: function(nodes) {
     chrome.tts.stop();
     for (var i = 0; i < nodes.length; i++) {
       var node = nodes[i];
       var isLast = (i == nodes.length - 1);
-      chrome.tts.speak(node.name, {
+      chrome.tts.speak(node.name || '', {
         lang: 'en-US',
         'enqueue': true,
         onEvent: (function(node, isLast, event) {
           if (event.type == 'start') {
             chrome.accessibilityPrivate.setFocusRing([node.location]);
           } else if (event.type == 'interrupted' ||
                      event.type == 'cancelled') {
             chrome.accessibilityPrivate.setFocusRing([]);
           } else if (event.type == 'end') {
             if (isLast) {
               chrome.accessibilityPrivate.setFocusRing([]);
             }
           }
         }).bind(this, node, isLast)
       });
     }
   }
 };
 
 new SelectToSpeak();