Implement actions for Automation API.

chrome/renderer/resources/extensions/automation/automation_tree.js

Index: chrome/renderer/resources/extensions/automation/automation_tree.js
diff --git a/chrome/renderer/resources/extensions/automation/automation_tree.js b/chrome/renderer/resources/extensions/automation/automation_tree.js
index d644ae580f7d4e103451b6ecb1175cbd89a5742d..9890ab8069fa9429542fb405b1b79d008f0a7307 100644
--- a/chrome/renderer/resources/extensions/automation/automation_tree.js
+++ b/chrome/renderer/resources/extensions/automation/automation_tree.js
@@ -37,18 +37,12 @@ var AutomationAttributeTypes = [
  * AutomationNode object.
  * Thus, tree traversals amount to a lookup in our hash.
  *
+ * The tree itself is identified by the process id and routing id of the
+ * renderer widget host.
  * @constructor
  */
-var AutomationTree = function(routingId) {
-  privates(this).impl = new AutomationTreeImpl(routingId);
-
-  /**
-   * Event fired when a tree update occurs.
-   * @deprecated TODO(aboxhall/dtseng): remove this event; it should not be
-   * exposed in the public API. Replace with EventListener style API which
-   * allows listening for events in the AXEvent enum.
-   */
-  this.onUpdate = new Event();
+var AutomationTree = function(processId, routingId) {
+  privates(this).impl = new AutomationTreeImpl(processId, routingId);
 };
 
 
@@ -63,7 +57,8 @@ AutomationTree.prototype = {
 };
 
 
-var AutomationTreeImpl = function(routingId) {
+var AutomationTreeImpl = function(processId, routingId) {
+  this.processId = processId;
   this.routingId = routingId;
 
   /**
@@ -179,6 +174,7 @@ AutomationTreeImpl.prototype = {
       }
       privates(node).impl.child_ids = new_child_ids;
       this.axNodeDataCache_[node.id] = node;
+      privates(node).impl.notifyEventListeners(data.event_type);
     }
     return true;
   }