DevTools: Fix profiler private field accesses.

third_party/WebKit/Source/devtools/front_end/profiler/ProfilesPanel.js

 /*
  * Copyright (C) 2008 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 202 matching lines @@
   /**
    * @param {?Profiler.ProfileHeader} profile
    */
   setProfileBeingRecorded(profile) {
     this._profileBeingRecorded = profile;
   }
 
   profileBeingRecordedRemoved() {
   }
 
-  _reset() {
-    var profiles = this._profiles.slice(0);
-    for (var i = 0; i < profiles.length; ++i)
-      this._disposeProfile(profiles[i]);
+  reset() {
+    this._profiles.slice(0).forEach(this._disposeProfile.bind(this));
     this._profiles = [];
-
     this._nextProfileUid = 1;
   }
 
   /**
    * @param {!Profiler.ProfileHeader} profile
    */
   _disposeProfile(profile) {
     this.dispatchEventToListeners(Profiler.ProfileType.Events.RemoveProfileHeader, profile);
     profile.dispose();
     if (this._profileBeingRecorded === profile) {
@@ skipping 352 matching lines @@
 
   _updateProfileTypeSpecificUI() {
     this._updateToggleRecordAction(this._toggleRecordAction.toggled());
     this._profileTypeToolbar.removeToolbarItems();
     var toolbarItems = this._selectedProfileType.toolbarItems();
     for (var i = 0; i < toolbarItems.length; ++i)
       this._profileTypeToolbar.appendToolbarItem(toolbarItems[i]);
   }
 
   _reset() {
-    var types = Profiler.ProfileTypeRegistry.instance.profileTypes();
-    for (var i = 0; i < types.length; i++)
-      types[i]._reset();
+    Profiler.ProfileTypeRegistry.instance.profileTypes().forEach(type => type.reset());
 
     delete this.visibleView;
 
     this._profileGroups = {};
     this._updateToggleRecordAction(false);
     this._launcherView.profileFinished();
 
     this._sidebarTree.element.classList.remove('some-expandable');
 
     this._launcherView.detach();
@@ skipping 660 matching lines @@
    * @param {!UI.Context} context
    * @param {string} actionId
    * @return {boolean}
    */
   handleAction(context, actionId) {
     for (var target of SDK.targetManager.targets())
       target.heapProfilerAgent().collectGarbage();
     return true;
   }
 };