DevTools: WI.Throttler goes promisified.

Source/devtools/front_end/accessibility/AccessibilitySidebarView.js

 // Copyright 2015 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.
 
 /**
  * @constructor
  * @extends {WebInspector.ThrottledWidget}
  */
 WebInspector.AccessibilitySidebarView = function()
 {
@@ skipping 10 matching lines @@
     /**
      * @return {?WebInspector.DOMNode}
      */
     node: function()
     {
         return this._node;
     },
 
     /**
      * @override
-     * @param {!WebInspector.Throttler.FinishCallback} finishCallback
      * @protected
+     * @return {!Promise.<?>}
      */
-    doUpdate: function(finishCallback)
+    doUpdate: function()
     {
         /**
          * @param {?AccessibilityAgent.AXNode} accessibilityNode
          * @this {WebInspector.AccessibilitySidebarView}
          */
         function accessibilityNodeCallback(accessibilityNode)
         {
             if (this._computedTextSubPane)
                 this._computedTextSubPane.setAXNode(accessibilityNode);
             if (this._axNodeSubPane)
                 this._axNodeSubPane.setAXNode(accessibilityNode);
         }
         var node = this.node();
-        WebInspector.AccessibilityModel.fromTarget(node.target()).getAXNode(node.id)
+        return WebInspector.AccessibilityModel.fromTarget(node.target()).getAXNode(node.id)
             .then(accessibilityNodeCallback.bind(this))
-            .then(finishCallback)
-            .catch(/** @type {function()} */(finishCallback));
     },
 
     /**
      * @override
      */
     wasShown: function()
     {
         WebInspector.ThrottledWidget.prototype.wasShown.call(this);
 
         if (!this._sidebarPaneStack) {
@@ skipping 619 matching lines @@
         reasonElement = WebInspector.formatLocalized("Static text node is used as name for ", [], "");
         break;
     case "uninteresting":
         reasonElement = WebInspector.formatLocalized("Element not interesting for accessibility.", [], "")
         break;
     }
     if (reasonElement)
         reasonElement.classList.add("ax-reason");
     return reasonElement;
 }