DevTools: report timeline progress while recording.

Source/devtools/front_end/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 24 matching lines @@
 WebInspector.TimelineModel = function()
 {
     this._filters = [];
     this._bindings = new WebInspector.TimelineModel.InterRecordBindings();
 
     this.reset();
 
     WebInspector.timelineManager.addEventListener(WebInspector.TimelineManager.EventTypes.TimelineEventRecorded, this._onRecordAdded, this);
     WebInspector.timelineManager.addEventListener(WebInspector.TimelineManager.EventTypes.TimelineStarted, this._onStarted, this);
     WebInspector.timelineManager.addEventListener(WebInspector.TimelineManager.EventTypes.TimelineStopped, this._onStopped, this);
+    WebInspector.timelineManager.addEventListener(WebInspector.TimelineManager.EventTypes.TimelineProgress, this._onProgress, this);
 }
 
 WebInspector.TimelineModel.TransferChunkLengthBytes = 5000000;
 
 WebInspector.TimelineModel.RecordType = {
     Root: "Root",
     Program: "Program",
     EventDispatch: "EventDispatch",
 
     GPUTask: "GPUTask",
@@ skipping 52 matching lines @@
     WebSocketDestroy : "WebSocketDestroy",
 
     EmbedderCallback : "EmbedderCallback",
 }
 
 WebInspector.TimelineModel.Events = {
     RecordAdded: "RecordAdded",
     RecordsCleared: "RecordsCleared",
     RecordingStarted: "RecordingStarted",
     RecordingStopped: "RecordingStopped",
+    RecordingProgress: "RecordingProgress",
     RecordFilterChanged: "RecordFilterChanged"
 }
 
 /**
  * @param {!Array.<!WebInspector.TimelineModel.Record>} recordsArray
  * @param {?function(!WebInspector.TimelineModel.Record)|?function(!WebInspector.TimelineModel.Record,number)} preOrderCallback
  * @param {function(!WebInspector.TimelineModel.Record)|function(!WebInspector.TimelineModel.Record,number)=} postOrderCallback
  * @return {boolean}
  */
 WebInspector.TimelineModel.forAllRecords = function(recordsArray, preOrderCallback, postOrderCallback)
@@ skipping 84 matching lines @@
     _filterChanged: function()
     {
         this.dispatchEventToListeners(WebInspector.TimelineModel.Events.RecordFilterChanged);
     },
 
     startRecording: function()
     {
         this._clientInitiatedRecording = true;
         this.reset();
         var maxStackFrames = WebInspector.settings.timelineCaptureStacks.get() ? 30 : 0;
-        this._bufferEvents = WebInspector.experimentsSettings.timelineNoLiveUpdate.isEnabled() && !WebInspector.settings.timelineLiveUpdate.get();
+        this._bufferEvents = WebInspector.experimentsSettings.timelineNoLiveUpdate.isEnabled();
         var includeGPUEvents = WebInspector.experimentsSettings.gpuTimeline.isEnabled();
         var liveEvents = [ WebInspector.TimelineModel.RecordType.BeginFrame,
                            WebInspector.TimelineModel.RecordType.DrawFrame,
                            WebInspector.TimelineModel.RecordType.RequestMainThreadFrame,
                            WebInspector.TimelineModel.RecordType.ActivateLayerTree ];
         var includeCounters = true;
         WebInspector.timelineManager.start(maxStackFrames, this._bufferEvents, liveEvents.join(","), includeCounters, includeGPUEvents, this._fireRecordingStarted.bind(this));
     },
 
     stopRecording: function()
@@ skipping 49 matching lines @@
      * @param {!WebInspector.Event} event
      */
     _onStopped: function(event)
     {
         if (event.data) {
             // Stopped from console.
             this._fireRecordingStopped(null);
         }
     },
 
+    /**
+     * @param {!WebInspector.Event} event
+     */
+    _onProgress: function(event)
+    {
+        this.dispatchEventToListeners(WebInspector.TimelineModel.Events.RecordingProgress, event.data);
+    },
+
     _fireRecordingStarted: function()
     {
         this._collectionEnabled = true;
         this.dispatchEventToListeners(WebInspector.TimelineModel.Events.RecordingStarted);
     },
 
     /**
      * @param {?Protocol.Error} error
      * @param {!Array.<!TimelineAgent.TimelineEvent>=} events
      */
@@ skipping 880 matching lines @@
 WebInspector.TimelineModel._quadFromRectData = function(data)
 {
     if (typeof data["x"] === "undefined" || typeof data["y"] === "undefined")
         return null;
     var x0 = data["x"];
     var x1 = data["x"] + data["width"];
     var y0 = data["y"];
     var y1 = data["y"] + data["height"];
     return [x0, y0, x1, y0, x1, y1, x0, y1];
 }