Revert of Show ancestor hierarchy in accessibility panel

third_party/WebKit/Source/devtools/front_end/accessibility/AXTreePane.js

Index: third_party/WebKit/Source/devtools/front_end/accessibility/AXTreePane.js
diff --git a/third_party/WebKit/Source/devtools/front_end/accessibility/AXTreePane.js b/third_party/WebKit/Source/devtools/front_end/accessibility/AXTreePane.js
deleted file mode 100644
index 9e8a6d371487482bdcecf13fb0c4d5d02c97a031..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/devtools/front_end/accessibility/AXTreePane.js
+++ /dev/null
@@ -1,131 +0,0 @@
-// 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.
-
-/**
- * @constructor
- * @extends {WebInspector.AccessibilitySubPane}
- */
-WebInspector.AXTreePane = function()
-{
-    WebInspector.AccessibilitySubPane.call(this, WebInspector.UIString("Accessibility Tree"));
-
-    this._treeOutline = this.createTreeOutline();
-
-    this.element.classList.add("accessibility-computed");
-};
-
-
-WebInspector.AXTreePane.prototype = {
-    /**
-     * @param {!Array<!AccessibilityAgent.AXNode>} nodes
-     */
-    setAXNodeAndAncestors: function(nodes)
-    {
-        this._nodes = nodes;
-
-        var target = this.node().target();
-        var treeOutline = this._treeOutline;
-        treeOutline.removeChildren();
-        treeOutline.element.classList.remove("hidden");
-        var previous = treeOutline.rootElement();
-        while (nodes.length) {
-            var ancestor = nodes.pop();
-            var ancestorTreeElement = new WebInspector.AXNodeTreeElement(ancestor, target);
-            previous.appendChild(ancestorTreeElement);
-            previous.expand();
-            previous = ancestorTreeElement;
-        }
-        previous.selectable = true;
-        previous.select(true /* omitFocus */);
-    },
-
-    __proto__: WebInspector.AccessibilitySubPane.prototype
-};
-
-/**
- * @constructor
- * @extends {TreeElement}
- * @param {!AccessibilityAgent.AXNode} axNode
- * @param {!WebInspector.Target} target
- */
-WebInspector.AXNodeTreeElement = function(axNode, target)
-{
-    /** @type {!AccessibilityAgent.AXNode} */
-    this._axNode = axNode;
-
-    /** @type {!WebInspector.Target} */
-    this._target = target;
-
-    // Pass an empty title, the title gets made later in onattach.
-    TreeElement.call(this, "");
-
-    this.selectable = false;
-};
-
-/** @type {!Object<string, string>} */
-WebInspector.AXNodeTreeElement.RoleStyles = {
-    internalRole: "ax-internal-role",
-    role: "ax-role",
-};
-
-WebInspector.AXNodeTreeElement.prototype = {
-    /**
-     * @override
-     */
-    onattach: function()
-    {
-        this._update();
-    },
-
-    _update: function()
-    {
-        this.listItemElement.removeChildren();
-
-        if (this._axNode.ignored) {
-            this._appendIgnoredNodeElement();
-        } else {
-            this._appendRoleElement(this._axNode.role);
-            if ("name" in this._axNode && this._axNode.name.value) {
-                this.listItemElement.createChild("span", "separator").textContent = "\u00A0";
-                this._appendNameElement(/** @type {string} */ (this._axNode.name.value));
-            }
-        }
-    },
-
-    /**
-     * @param {string} name
-     */
-    _appendNameElement: function(name)
-    {
-        var nameElement = createElement("span");
-        nameElement.textContent = '"' + name + '"';
-        nameElement.classList.add("ax-readable-string");
-        this.listItemElement.appendChild(nameElement);
-    },
-
-    /**
-     * @param {!AccessibilityAgent.AXValue=} role
-     */
-    _appendRoleElement: function(role)
-    {
-        if (!role)
-            return;
-
-        var roleElement = createElementWithClass("span", "monospace");
-        roleElement.classList.add(WebInspector.AXNodeTreeElement.RoleStyles[role.type]);
-        roleElement.setTextContentTruncatedIfNeeded(role.value || "");
-
-        this.listItemElement.appendChild(roleElement);
-    },
-
-    _appendIgnoredNodeElement: function()
-    {
-        var ignoredNodeElement = createElementWithClass("span", "monospace");
-        ignoredNodeElement.textContent = WebInspector.UIString("Ignored");
-        ignoredNodeElement.classList.add("ax-tree-ignored-node");
-        this.listItemElement.appendChild(ignoredNodeElement);
-    },
-
-    __proto__: TreeElement.prototype
-};