[Devtools] Highlight navigation request in network timeline exp

third_party/WebKit/Source/devtools/front_end/network/NetworkLogView.js

Index: third_party/WebKit/Source/devtools/front_end/network/NetworkLogView.js
diff --git a/third_party/WebKit/Source/devtools/front_end/network/NetworkLogView.js b/third_party/WebKit/Source/devtools/front_end/network/NetworkLogView.js
index 034b627fc202e7bdc8b1f7aa066e1a235373b462..b28588abcf63cc527f6c750c551adac8630b329c 100644
--- a/third_party/WebKit/Source/devtools/front_end/network/NetworkLogView.js
+++ b/third_party/WebKit/Source/devtools/front_end/network/NetworkLogView.js
@@ -329,8 +329,20 @@ WebInspector.NetworkLogView.prototype = {
 
     _redrawTimelineColumn: function()
     {
-        if (this._timelineRequestsAreStale)
-            this._timelineColumn.setRequests(this._getOrderedRequests());
+        if (!this._timelineRequestsAreStale) {
+            this._timelineColumn.draw();
+            return;
+        }
+
+        var currentNode = this._dataGrid.rootNode();
+        var requestData = [];
+        var navigationRequest = null;
+        while (currentNode = currentNode.traverseNextNode(true)) {
+            if (currentNode.isNavigationRequest())
+                navigationRequest = currentNode.request();
+            requestData.push(currentNode.request());
+        }
+        this._timelineColumn.setRequests(requestData, navigationRequest);
         this._timelineColumn.draw();
     },
 
@@ -729,15 +741,6 @@ WebInspector.NetworkLogView.prototype = {
             this._timelineRequestsAreStale = true;
     },
 
-    _getOrderedRequests: function()
-    {
-        var currentNode = this._dataGrid.rootNode();
-        var requestData = [];
-        while (currentNode = currentNode.traverseNextNode(true))
-            requestData.push(currentNode.request());
-        return requestData;
-    },
-
     reset: function()
     {
         this._requestWithHighlightedInitiators = null;