DevTools: Show decoded body length for network requests on timeline.

third_party/WebKit/Source/devtools/front_end/timeline_model/TimelineModel.js

 /*
  * Copyright (C) 2012 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 1271 matching lines @@
  * @unrestricted
  */
 TimelineModel.TimelineModel.NetworkRequest = class {
   /**
    * @param {!SDK.TracingModel.Event} event
    */
   constructor(event) {
     this.startTime = event.name === TimelineModel.TimelineModel.RecordType.ResourceSendRequest ? event.startTime : 0;
     this.endTime = Infinity;
     this.encodedDataLength = 0;
+    this.decodedBodyLength = 0;
     /** @type {!Array<!SDK.TracingModel.Event>} */
     this.children = [];
     /** @type {?Object} */
     this.timing;
     /** @type {string} */
     this.mimeType;
     /** @type {string} */
     this.url;
     /** @type {string} */
     this.requestMethod;
@@ skipping 12 matching lines @@
       this.mimeType = eventData['mimeType'];
     if ('priority' in eventData)
       this.priority = eventData['priority'];
     if (event.name === recordType.ResourceFinish)
       this.endTime = event.startTime;
     if (eventData['finishTime'])
       this.finishTime = eventData['finishTime'] * 1000;
     if (!this.responseTime &&
         (event.name === recordType.ResourceReceiveResponse || event.name === recordType.ResourceReceivedData))
       this.responseTime = event.startTime;
-    const encodedDataLength = eventData['encodedDataLength'] || 0;
+    var encodedDataLength = eventData['encodedDataLength'] || 0;
     if (event.name === recordType.ResourceReceiveResponse) {
       if (eventData['fromCache'])
         this.fromCache = true;
       if (eventData['fromServiceWorker'])
         this.fromServiceWorker = true;
       this.encodedDataLength = encodedDataLength;
     }
     if (event.name === recordType.ResourceReceivedData)
       this.encodedDataLength += encodedDataLength;
     if (event.name === recordType.ResourceFinish && encodedDataLength)
       this.encodedDataLength = encodedDataLength;
+    var decodedBodyLength = eventData['decodedBodyLength'];
+    if (event.name === recordType.ResourceFinish && decodedBodyLength)
+      this.decodedBodyLength = decodedBodyLength;
     if (!this.url)
       this.url = eventData['url'];
     if (!this.requestMethod)
       this.requestMethod = eventData['requestMethod'];
     if (!this.timing)
       this.timing = eventData['timing'];
     if (eventData['fromServiceWorker'])
       this.fromServiceWorker = true;
   }
 };
@@ skipping 452 matching lines @@
     var data = event[TimelineModel.TimelineData._symbol];
     if (!data) {
       data = new TimelineModel.TimelineData();
       event[TimelineModel.TimelineData._symbol] = data;
     }
     return data;
   }
 };
 
 TimelineModel.TimelineData._symbol = Symbol('timelineData');