Remove unnecessary _profileTypesByIdMap map

Source/devtools/front_end/HeapSnapshotView.js

 /*
  * Copyright (C) 2011 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 908 matching lines @@
         profile.title = profileHeader.title;
         profile.uid = profileHeader.uid;
 
         profile.sidebarElement.mainTitle = profile.title;
         profile.sidebarElement.subtitle = "";
         profile.sidebarElement.wait = false;
 
         this._profileSamples = null;
         this._profileBeingRecorded = null;
 
-        WebInspector.panels.profiles._showProfile(profile);
+        WebInspector.panels.profiles.showProfile(profile);
         profile.existingView()._refreshView();
     },
 
     /**
      * @override
      * @param {number} uid
      * @param {string} chunk
      */
     addHeapSnapshotChunk: function(uid, chunk)
     {
@@ skipping 987 matching lines @@
     },
 
     /**
      * @return {number}
      */
     boundarySpan: function()
     {
         return this._maximumBoundaries - this._minimumBoundaries;
     }
 }