DevTools: Fix all outstanding JavaScript style issues.

third_party/WebKit/Source/devtools/front_end/ui_lazy/PieChart.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 31 matching lines @@
     var svg = this._createSVGChild(root, "svg");
     this._group = this._createSVGChild(svg, "g");
     var background = this._createSVGChild(this._group, "circle");
     background.setAttribute("r", 1.01);
     background.setAttribute("fill", "hsl(0, 0%, 90%)");
     this._foregroundElement = root.createChild("div", "pie-chart-foreground");
     if (showTotal)
         this._totalElement = this._foregroundElement.createChild("div", "pie-chart-total");
     this._formatter = formatter;
     this._slices = [];
-    this._lastAngle = -Math.PI/2;
+    this._lastAngle = -Math.PI / 2;
     this._setSize(size);
 }
 
 WebInspector.PieChart.prototype = {
     /**
      * @param {number} totalValue
      */
     setTotal: function(totalValue)
     {
         for (var i = 0; i < this._slices.length; ++i)
@@ skipping 47 matching lines @@
      * @param {string} childType
      * @return {!Element}
      */
     _createSVGChild: function(parent, childType)
     {
         var child = parent.ownerDocument.createElementNS("http://www.w3.org/2000/svg", childType);
         parent.appendChild(child);
         return child;
     }
 }