DevTools: extract TimelineModel.Record from TimelinePresentationModel.Record.

Source/devtools/front_end/TimelineMemoryOverview.js

 /*
  * Copyright (C) 2013 Google 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 35 matching lines @@
     resetHeapSizeLabels: function()
     {
         this._maxHeapSizeLabel.textContent = "";
         this._minHeapSizeLabel.textContent = "";
     },
 
     update: function()
     {
         this.resetCanvas();
 
-        var records = this._model.records;
+        var records = this._model.records();
         if (!records.length) {
             this.resetHeapSizeLabels();
             return;
         }
 
         const lowerOffset = 3;
         var maxUsedHeapSize = 0;
         var minUsedHeapSize = 100000000000;
         var minTime = this._model.minimumRecordTime();
         var maxTime = this._model.maximumRecordTime();
-        WebInspector.TimelinePresentationModel.forAllRecords(records, function(r) {
+        this._model.forAllRecords(function(r) {
             if (!r.counters || !r.counters.jsHeapSizeUsed)
                 return;
             maxUsedHeapSize = Math.max(maxUsedHeapSize, r.counters.jsHeapSizeUsed);
             minUsedHeapSize = Math.min(minUsedHeapSize, r.counters.jsHeapSizeUsed);
         });
         minUsedHeapSize = Math.min(minUsedHeapSize, maxUsedHeapSize);
 
         var width = this._canvas.width;
         var height = this._canvas.height - lowerOffset;
         var xFactor = width / (maxTime - minTime);
         var yFactor = height / Math.max(maxUsedHeapSize - minUsedHeapSize, 1);
 
         var histogram = new Array(width);
-        WebInspector.TimelinePresentationModel.forAllRecords(records, function(r) {
+        this._model.forAllRecords(function(r) {
             if (!r.counters || !r.counters.jsHeapSizeUsed)
                 return;
             var x = Math.round((r.endTime - minTime) * xFactor);
             var y = (r.counters.jsHeapSizeUsed - minUsedHeapSize) * yFactor;
             histogram[x] = Math.max(histogram[x] || 0, y);
         });
 
         var y = 0;
         var isFirstPoint = true;
         var ctx = this._context;
@@ skipping 28 matching lines @@
         ctx.strokeStyle = "#666";
         ctx.stroke();
         ctx.restore();
 
         this._maxHeapSizeLabel.textContent = Number.bytesToString(maxUsedHeapSize);
         this._minHeapSizeLabel.textContent = Number.bytesToString(minUsedHeapSize);
     },
 
     __proto__: WebInspector.TimelineOverviewBase.prototype
 }