Devtools Animations: Represent delay and end-delay on the animation timeline

Source/devtools/front_end/sdk/AnimationModel.js

 // Copyright (c) 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
  * @extends {WebInspector.SDKModel}
  * @param {!WebInspector.Target} target
  */
@@ skipping 134 matching lines @@
         return this._payload.startTime;
     },
 
     /**
      * @return {number}
      */
     endTime: function()
     {
         if (!this.source().iterations)
             return Infinity;
-        return this.startTime() + this.source().duration() * this.source().iterations();
+        return this.startTime() + this.source().delay() + this.source().duration() * this.source().iterations() + this.source().endDelay();
     },
 
     /**
      * @return {number}
      */
     currentTime: function()
     {
         return this._payload.currentTime;
     },
 
@@ skipping 60 matching lines @@
      * @param {number} delay
      */
     setDelay: function(delay)
     {
         this._delay = delay;
     },
 
     /**
      * @return {number}
      */
+    endDelay: function()
+    {
+        return this._payload.endDelay;
+    },
+
+    /**
+     * @return {number}
+     */
     playbackRate: function()
     {
         return this._payload.playbackRate;
     },
 
     /**
      * @return {number}
      */
     iterationStart: function()
     {
         return this._payload.iterationStart;
     },
 
     /**
      * @return {number}
      */
     iterations: function()
     {
-        return this._payload.iterations;
+        return this._payload.iterations || Infinity;
     },
 
     /**
      * @return {number}
      */
     duration: function()
     {
         return this._duration;
     },
 
@@ skipping 191 matching lines @@
     /**
      * @override
      * @param {!AnimationAgent.AnimationPlayer} payload
      * @param {boolean} resetTimeline
      */
     animationPlayerCreated: function(payload, resetTimeline)
     {
         this._animationModel.animationPlayerCreated(payload, resetTimeline);
     }
 }