[Devtools] Added divider timing to network timeline expirement

third_party/WebKit/Source/devtools/front_end/ui_lazy/TimelineGrid.js

 /*
  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2008, 2009 Anthony Ricaud <rik@webkit.org>
  * Copyright (C) 2009 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 34 matching lines @@
     this.element.appendChild(this._gridHeaderElement);
 }
 
 /**
  * @param {!WebInspector.TimelineGrid.Calculator} calculator
  * @param {number=} freeZoneAtLeft
  * @return {!{offsets: !Array.<number>, precision: number}}
  */
 WebInspector.TimelineGrid.calculateDividerOffsets = function(calculator, freeZoneAtLeft)
 {
+    // TODO(allada) Remove this code out when timeline canvas experiment is over.
     /** @const */ var minGridSlicePx = 64; // minimal distance between grid lines.
 
     var clientWidth = calculator.computePosition(calculator.maximumBoundary());
     var dividersCount = clientWidth / minGridSlicePx;
     var gridSliceTime = calculator.boundarySpan() / dividersCount;
     var pixelsPerTime = clientWidth / calculator.boundarySpan();
 
     // Align gridSliceTime to a nearest round value.
     // We allow spans that fit into the formula: span = (1|2|5)x10^n,
     // e.g.: ...  .1  .2  .5  1  2  5  10  20  50  ...
@@ skipping 242 matching lines @@
 
     /** @return {number} */
     zeroTime: function() { },
 
     /** @return {number} */
     maximumBoundary: function() { },
 
     /** @return {number} */
     boundarySpan: function() { }
 }