Clear DevTools temp storage

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 1273 matching lines @@
     {
         if (this._receiver)
             this._receiver.close();
         else if (this._snapshotProxy)
             this._snapshotProxy.dispose();
         if (this._view) {
             var view = this._view;
             this._view = null;
             view.dispose();
         }
+        this.removeTempFile();
     },
 
     _updateSubtitle: function(value)
     {
         this.sidebarElement.subtitle = value;
     },
 
     _didCompleteSnapshotTransfer: function()
     {
         this.sidebarElement.subtitle = Number.bytesToString(this._snapshotProxy.totalSize);
@@ skipping 619 matching lines @@
     zeroTime: function()
     {
         return this._minimumBoundaries;
     },
 
     boundarySpan: function()
     {
         return this._maximumBoundaries - this._minimumBoundaries;
     }
 }