DevTools: Fix profiler private field accesses.

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

 // Copyright 2016 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.
 /**
  * @implements {UI.Searchable}
  * @unrestricted
  */
 Profiler.HeapProfileView = class extends Profiler.ProfileView {
   /**
    * @param {!Profiler.SamplingHeapProfileHeader} profileHeader
@@ skipping 79 matching lines @@
   get treeItemTitle() {
     return Common.UIString('ALLOCATION PROFILES');
   }
 
   get description() {
     return Common.UIString('Allocation profiles show memory allocations from your JavaScript functions.');
   }
 
   startRecordingProfile() {
     var target = UI.context.flavor(SDK.Target);
-    if (this._profileBeingRecorded || !target)
+    if (this.profileBeingRecorded() || !target)
       return;
     var profile = new Profiler.SamplingHeapProfileHeader(target, this);
     this.setProfileBeingRecorded(profile);
     SDK.targetManager.suspendAllTargets();
     this.addProfile(profile);
     profile.updateStatus(Common.UIString('Recording\u2026'));
     this._recording = true;
     target.heapProfilerModel.startSampling();
   }
 
   stopRecordingProfile() {
     this._recording = false;
-    if (!this._profileBeingRecorded || !this._profileBeingRecorded.target())
+    if (!this.profileBeingRecorded() || !this.profileBeingRecorded().target())
       return;
 
     var recordedProfile;
 
     /**
      * @param {?Protocol.HeapProfiler.SamplingHeapProfile} profile
      * @this {Profiler.SamplingHeapProfileType}
      */
     function didStopProfiling(profile) {
-      if (!this._profileBeingRecorded)
+      if (!this.profileBeingRecorded())
         return;
       console.assert(profile);
-      this._profileBeingRecorded.setProtocolProfile(profile);
-      this._profileBeingRecorded.updateStatus('');
-      recordedProfile = this._profileBeingRecorded;
+      this.profileBeingRecorded().setProtocolProfile(profile);
+      this.profileBeingRecorded().updateStatus('');
+      recordedProfile = this.profileBeingRecorded();
       this.setProfileBeingRecorded(null);
     }
 
     /**
      * @this {Profiler.SamplingHeapProfileType}
      */
     function fireEvent() {
       this.dispatchEventToListeners(Profiler.ProfileType.Events.ProfileComplete, recordedProfile);
     }
 
-    this._profileBeingRecorded.target()
+    this.profileBeingRecorded().target()
         .heapProfilerModel.stopSampling()
         .then(didStopProfiling.bind(this))
         .then(SDK.targetManager.resumeAllTargets.bind(SDK.targetManager))
         .then(fireEvent.bind(this));
   }
 
   /**
    * @override
    * @param {string} title
    * @return {!Profiler.ProfileHeader}
@@ skipping 137 matching lines @@
 
 /**
  * @unrestricted
  */
 Profiler.HeapFlameChartDataProvider = class extends Profiler.ProfileFlameChartDataProvider {
   /**
    * @param {!SDK.ProfileTreeModel} profile
    * @param {?SDK.Target} target
    */
   constructor(profile, target) {
-    super(target);
+    super();
     this._profile = profile;
+    this._target = target;
   }
 
   /**
    * @override
    * @return {number}
    */
   minimumBoundary() {
     return 0;
   }
 
@@ skipping 84 matching lines @@
     pushEntryInfoRow(Common.UIString('Self size'), Number.bytesToString(node.self));
     pushEntryInfoRow(Common.UIString('Total size'), Number.bytesToString(node.total));
     var linkifier = new Components.Linkifier();
     var link = linkifier.maybeLinkifyConsoleCallFrame(this._target, node.callFrame);
     if (link)
       pushEntryInfoRow(Common.UIString('URL'), link.textContent);
     linkifier.dispose();
     return Profiler.ProfileView.buildPopoverTable(entryInfo);
   }
 };