DevTools: enable private field checks as a part of compilation.

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

 // Copyright 2015 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.
 /**
  * @unrestricted
  */
 Network.NetworkOverview = class extends UI.TimelineOverviewBase {
   constructor() {
     super();
     this.element.classList.add('network-overview');
 
     /** @type {number} */
     this._numBands = 1;
     /** @type {number} */
     this._windowStart = 0;
     /** @type {number} */
     this._windowEnd = 0;
     /** @type {boolean} */
     this._restoringWindow = false;
     /** @type {boolean} */
     this._updateScheduled = false;
-    /** @type {number} */
-    this._canvasWidth = 0;
-    /** @type {number} */
-    this._canvasHeight = 0;
 
     SDK.targetManager.addModelListener(
         SDK.ResourceTreeModel, SDK.ResourceTreeModel.Events.Load, this._loadEventFired, this);
     SDK.targetManager.addModelListener(
         SDK.ResourceTreeModel, SDK.ResourceTreeModel.Events.DOMContentLoaded, this._domContentLoadedEventFired, this);
 
     this.reset();
   }
 
   /**
@@ skipping 68 matching lines @@
   wasShown() {
     this.onResize();
   }
 
   /**
    * @override
    */
   onResize() {
     var width = this.element.offsetWidth;
     var height = this.element.offsetHeight;
-    this._calculator.setDisplayWindow(width);
+    this.calculator().setDisplayWindow(width);
     this.resetCanvas();
     var numBands = (((height - 1) / Network.NetworkOverview._bandHeight) - 1) | 0;
     this._numBands = (numBands > 0) ? numBands : 1;
     this.scheduleUpdate();
   }
 
   /**
    * @override
    */
   reset() {
@@ skipping 32 matching lines @@
     this._updateScheduled = true;
     this.element.window().requestAnimationFrame(this.update.bind(this));
   }
 
   /**
    * @override
    */
   update() {
     this._updateScheduled = false;
 
-    var newBoundary =
-        new Network.NetworkTimeBoundary(this._calculator.minimumBoundary(), this._calculator.maximumBoundary());
+    var calculator = this.calculator();
+
+    var newBoundary = new Network.NetworkTimeBoundary(calculator.minimumBoundary(), calculator.maximumBoundary());
     if (!this._lastBoundary || !newBoundary.equals(this._lastBoundary)) {
-      var span = this._calculator.boundarySpan();
+      var span = calculator.boundarySpan();
       while (this._span < span)
         this._span *= 1.25;
-      this._calculator.setBounds(this._calculator.minimumBoundary(), this._calculator.minimumBoundary() + this._span);
-      this._lastBoundary =
-          new Network.NetworkTimeBoundary(this._calculator.minimumBoundary(), this._calculator.maximumBoundary());
+      calculator.setBounds(calculator.minimumBoundary(), calculator.minimumBoundary() + this._span);
+      this._lastBoundary = new Network.NetworkTimeBoundary(calculator.minimumBoundary(), calculator.maximumBoundary());
       if (this._windowStart || this._windowEnd) {
         this._restoringWindow = true;
-        var startTime = this._calculator.minimumBoundary();
-        var totalTime = this._calculator.boundarySpan();
+        var startTime = calculator.minimumBoundary();
+        var totalTime = calculator.boundarySpan();
         var left = (this._windowStart - startTime) / totalTime;
         var right = (this._windowEnd - startTime) / totalTime;
         this._restoringWindow = false;
       }
     }
 
-    var context = this._canvas.getContext('2d');
-    var calculator = this._calculator;
+    var context = this.context();
     var linesByType = {};
     var paddingTop = 2;
 
     /**
      * @param {string} type
      * @param {string} strokeStyle
      */
     function drawLines(type, strokeStyle) {
       var lines = linesByType[type];
       if (!lines)
@@ skipping 28 matching lines @@
       lines.push(y, start, end);
     }
 
     var requests = this._requestsList;
     var n = requests.length;
     for (var i = 0; i < n; ++i) {
       var request = requests[i];
       var band = this._bandId(request.connectionId);
       var y = (band === -1) ? 0 : (band % this._numBands + 1);
       var timeRanges =
-          Network.RequestTimingView.calculateRequestTimeRanges(request, this._calculator.minimumBoundary());
+          Network.RequestTimingView.calculateRequestTimeRanges(request, this.calculator().minimumBoundary());
       for (var j = 0; j < timeRanges.length; ++j) {
         var type = timeRanges[j].name;
         if (band !== -1 || type === Network.RequestTimeRangeNames.Total)
           addLine(type, y, timeRanges[j].start * 1000, timeRanges[j].end * 1000);
       }
     }
 
-    context.clearRect(0, 0, this._canvas.width, this._canvas.height);
+    context.clearRect(0, 0, this.width(), this.height());
     context.save();
     context.scale(window.devicePixelRatio, window.devicePixelRatio);
     context.lineWidth = 2;
     drawLines(Network.RequestTimeRangeNames.Total, '#CCCCCC');
     drawLines(Network.RequestTimeRangeNames.Blocking, '#AAAAAA');
     drawLines(Network.RequestTimeRangeNames.Connecting, '#FF9800');
     drawLines(Network.RequestTimeRangeNames.ServiceWorker, '#FF9800');
     drawLines(Network.RequestTimeRangeNames.ServiceWorkerPreparation, '#FF9800');
     drawLines(Network.RequestTimeRangeNames.Push, '#8CDBff');
     drawLines(Network.RequestTimeRangeNames.Proxy, '#A1887F');
@@ skipping 34 matching lines @@
     }
     context.restore();
   }
 };
 
 /** @type {number} */
 Network.NetworkOverview._bandHeight = 3;
 
 /** @typedef {{start: number, end: number}} */
 Network.NetworkOverview.Window;