Timeline: show selected event details in Tracing mode

Source/devtools/front_end/TracingModel.js

 /*
  * Copyright 2014 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.
  */
 
 /**
  * @constructor
  */
 WebInspector.TracingModel = function()
@@ skipping 82 matching lines @@
 }
 
 /**
  * @constructor
  * @param {!WebInspector.TracingAgent.Event} payload
  * @param {number} level
  */
 WebInspector.TracingModel.Event = function(payload, level)
 {
     this.name = payload.name;
+    this.category = payload.cat;
     this.startTime = payload.ts;
     this.args = payload.args;
     this.phase = payload.phase;
     this.level = level;
 }
 
 WebInspector.TracingModel.Event.prototype = {
     /**
      * @param {number} duration
      */
@@ skipping 166 matching lines @@
      * @return {number}
      */
     maxStackDepth: function()
     {
         // Reserve one for non-container events.
         return this._maxStackDepth + 1;
     },
 
     __proto__: WebInspector.TracingModel.NamedObject.prototype
 }