DevTools: Fix network request details on timeline flamechart

third_party/WebKit/Source/devtools/front_end/timeline/TimelineNetworkFlameChart.js

 // 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.
 
 /**
  * @implements {UI.FlameChartDataProvider}
  * @unrestricted
  */
 Timeline.TimelineFlameChartNetworkDataProvider = class {
   /**
@@ skipping 74 matching lines @@
    * @param {number} startTime
    * @param {number} endTime
    */
   setWindowTimes(startTime, endTime) {
     this._startTime = startTime;
     this._endTime = endTime;
     this._updateTimelineData();
   }
 
   /**
+   * @param {number} index
+   * @return {?Timeline.TimelineSelection}
+   */
+  createSelection(index) {
+    if (index === -1)
+      return null;
+    var request = this._requests[index];
+    this._lastSelection =
+        new Timeline.TimelineFlameChartView.Selection(Timeline.TimelineSelection.fromNetworkRequest(request), index);
+    return this._lastSelection.timelineSelection;
+  }
+
+  /**
    * @param {?Timeline.TimelineSelection} selection
    * @return {number}
    */
   entryIndexForSelection(selection) {
     if (!selection)
       return -1;
 
     if (this._lastSelection && this._lastSelection.timelineSelection.object() === selection.object())
       return this._lastSelection.entryIndex;
 
@@ skipping 263 matching lines @@
 
   /**
    * @override
    * @param {number} entryIndex
    * @return {boolean}
    */
   canJumpToEntry(entryIndex) {
     return false;
   }
 };