DevTools: remove most convenience wrappers from WI.TimelineModel.Record

Source/devtools/front_end/timeline/TimelineView.js

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  * Copyright (C) 2012 Intel Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 121 matching lines @@
         var clientWidth = this._graphRowsElementWidth;
         var dividers = new Map();
         var eventDividerRecords = this._model.eventDividerRecords();
 
         for (var i = 0; i < eventDividerRecords.length; ++i) {
             var record = eventDividerRecords[i];
             var position = this._calculator.computePosition(record.startTime());
             var dividerPosition = Math.round(position);
             if (dividerPosition < 0 || dividerPosition >= clientWidth || dividers.has(dividerPosition))
                 continue;
-            dividers.set(dividerPosition, WebInspector.TimelineUIUtils.createDividerForRecord(record, dividerPosition));
+            dividers.set(dividerPosition, WebInspector.TimelineUIUtils.createDividerForRecord(record, this._calculator.zeroTime(), dividerPosition));
         }
         this._timelineGrid.addEventDividers(dividers.valuesArray());
     },
 
     _updateFrameBars: function(frames)
     {
         if (this._frameContainer) {
             this._frameContainer.removeChildren();
         } else {
             const frameContainerBorderWidth = 1;
@@ skipping 173 matching lines @@
      * @param {?WebInspector.TimelinePresentationModel.Record} presentationRecord
      */
     _selectRecord: function(presentationRecord)
     {
         if (presentationRecord.coalesced()) {
             // Presentation record does not have model record to highlight.
             this._innerSetSelectedRecord(presentationRecord);
             var aggregatedStats = {};
             var presentationChildren = presentationRecord.presentationChildren();
             for (var i = 0; i < presentationChildren.length; ++i)
-                WebInspector.TimelineUIUtils.aggregateTimeForRecord(aggregatedStats, presentationChildren[i].record());
+                WebInspector.TimelineUIUtils.aggregateTimeForRecord(aggregatedStats, this._model, presentationChildren[i].record());
             var idle = presentationRecord.endTime() - presentationRecord.startTime();
             for (var category in aggregatedStats)
                 idle -= aggregatedStats[category];
             aggregatedStats["idle"] = idle;
 
             var contentHelper = new WebInspector.TimelineDetailsContentHelper(null, null, null, true);
             var pieChart = WebInspector.TimelineUIUtils.generatePieChart(aggregatedStats);
             var title = WebInspector.TimelineUIUtils.eventTitle(presentationRecord.record().traceEvent());
             contentHelper.appendTextRow(WebInspector.UIString("Type"), title);
             contentHelper.appendElementRow(WebInspector.UIString("Aggregated Time"), pieChart);
@@ skipping 304 matching lines @@
         var element = /** @type {?Element} */ (container.firstChild);
         var lastElement;
         var lastLeft;
         var lastRight;
 
         for (; taskIndex < tasks.length; ++taskIndex) {
             var task = tasks[taskIndex];
             if (task.startTime() > endTime)
                 break;
 
+            var data = task.traceEvent().args["data"];
+            var foreign = data && data["foreign"];
             var left = Math.max(0, this._calculator.computePosition(task.startTime()) + barOffset - widthAdjustment);
             var right = Math.min(width, this._calculator.computePosition(task.endTime() || 0) + barOffset + widthAdjustment);
 
             if (lastElement) {
                 var gap = Math.floor(left) - Math.ceil(lastRight);
                 if (gap < minGap) {
-                    if (!task.data["foreign"])
+                    if (!foreign)
                         lastElement.classList.remove(foreignStyle);
                     lastRight = right;
                     lastElement._tasksInfo.lastTaskIndex = taskIndex;
                     continue;
                 }
                 lastElement.style.width = (lastRight - lastLeft) + "px";
             }
 
             if (!element)
                 element = container.createChild("div", "timeline-graph-bar");
             element.style.left = left + "px";
             element._tasksInfo = {name: name, tasks: tasks, firstTaskIndex: taskIndex, lastTaskIndex: taskIndex};
-            if (task.data["foreign"])
+            if (foreign)
                 element.classList.add(foreignStyle);
             lastLeft = left;
             lastRight = right;
             lastElement = element;
             element = /** @type {?Element} */ (element.nextSibling);
         }
 
         if (lastElement)
             lastElement.style.width = (lastRight - lastLeft) + "px";
 
@@ skipping 609 matching lines @@
         } else {
             this._element.classList.add("hidden");
         }
     },
 
     _dispose: function()
     {
         this._element.remove();
     }
 }