[DevTools] Prepare inspector-protocol tests to new test runner

third_party/WebKit/LayoutTests/inspector-protocol/resources/accessibility-dumpAccessibilityNodes.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.
 
 function initialize_DumpAccessibilityNodesTest() {
 
 var nodeInfo = {};
 InspectorTest.trackGetChildNodesEvents(nodeInfo);
 
 InspectorTest.dumpAccessibilityNodesBySelectorAndCompleteTest = function(selector, fetchRelatives, msg) {
@@ skipping 306 matching lines @@
         }
     }
     var rootNode = Object.values(nodeMap).find((node) => !("parentId" in node));
     for (var node of Object.values(nodeMap))
         delete node.parentId;
 
     InspectorTest.log("\n" + printNodeAndChildren(rootNode));
 }
 
 }