Devtools: DOM inspection follows inspect cursor

third_party/WebKit/Source/devtools/front_end/elements/ElementsPanel.js

Index: third_party/WebKit/Source/devtools/front_end/elements/ElementsPanel.js
diff --git a/third_party/WebKit/Source/devtools/front_end/elements/ElementsPanel.js b/third_party/WebKit/Source/devtools/front_end/elements/ElementsPanel.js
index e9beaa2bf49508b291e392f5363fb0d1ecf74e7f..a401a39d08c926795e3598073413b8e892a9f689 100644
--- a/third_party/WebKit/Source/devtools/front_end/elements/ElementsPanel.js
+++ b/third_party/WebKit/Source/devtools/front_end/elements/ElementsPanel.js
@@ -99,6 +99,7 @@ WebInspector.ElementsPanel = function()
     WebInspector.targetManager.observeTargets(this);
     WebInspector.moduleSetting("showUAShadowDOM").addChangeListener(this._showUAShadowDOMChanged.bind(this));
     WebInspector.targetManager.addModelListener(WebInspector.DOMModel, WebInspector.DOMModel.Events.DocumentUpdated, this._documentUpdatedEvent, this);
+    WebInspector.targetManager.addModelListener(WebInspector.DOMModel, WebInspector.DOMModel.Events.NodeHighlightedInOverlay, this._highlightNode, this);
     WebInspector.extensionServer.addEventListener(WebInspector.ExtensionServer.Events.SidebarPaneAdded, this._extensionSidebarPaneAdded, this);
 }
 
@@ -696,6 +697,18 @@ WebInspector.ElementsPanel.prototype = {
     },
 
     /**
+     * @param {!WebInspector.Event} event
+     */
+    _highlightNode: function(event)
+    {
+        var domNode = /** @type {!WebInspector.DOMNode} */ (event.data);
+        for (var i = 0; i < this._treeOutlines.length; ++i) {
+            var treeOutline = this._treeOutlines[i];
+            treeOutline.highlightNode(treeOutline.domModel() === domNode.domModel() ? domNode : null);
+        }
+    },
+
+    /**
      * @param {!WebInspector.DOMNode} node
      * @param {boolean=} focus
      */