[DevTools] Host paint profiles in PaintProfilerModel

third_party/WebKit/Source/devtools/front_end/layers/LayerPaintProfilerView.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.
 
 Layers.LayerPaintProfilerView = class extends UI.SplitWidget {
   /**
    * @param {function(string=)} showImageCallback
    */
   constructor(showImageCallback) {
     super(true, false);
@@ skipping 16 matching lines @@
    */
   profile(snapshot) {
     snapshot.commandLog().then(log => setSnapshotAndLog.call(this, snapshot, log));
 
     /**
      * @param {?SDK.PaintProfilerSnapshot} snapshot
      * @param {?Array<!SDK.PaintProfilerLogItem>} log
      * @this {Layers.LayerPaintProfilerView}
      */
     function setSnapshotAndLog(snapshot, log) {
-      this._logTreeView.setCommandLog(snapshot && snapshot.target(), log || []);
+      this._logTreeView.setCommandLog(log || []);
       this._paintProfilerView.setSnapshotAndLog(snapshot, log || [], null);
       if (snapshot)
         snapshot.release();
     }
   }
 
   /**
    * @param {number} scale
    */
   setScale(scale) {
     this._paintProfilerView.setScale(scale);
   }
 
   _onWindowChanged() {
     this._logTreeView.updateWindow(this._paintProfilerView.selectionWindow());
   }
 };