Issue 507 - Implement lightweight array.slice() method

lib/typedObjects/objectTypes.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2015 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 63 matching lines @@
   {
     if (this.destructor)
     {
       this.destructor.call(obj);
       if (obj._refCount | 0)
         throw new Error("Reference count is no longer zero after calling the destructor");
     }
   }
   finally
   {
-    for (let [prop, value] of this.initialValues)
-      obj[prop] = value;
+    if (obj._copy)
+    {
+      Object.getPrototypeOf(obj).release();
+    }
+    else
+    {
+      for (let [prop, value] of this.initialValues)
+        obj[prop] = value;
 
-    dealloc(this.firstFree, obj.bufferIndex, obj.byteOffset);
+      dealloc(this.firstFree, obj.bufferIndex, obj.byteOffset);
+    }
   }
 }
 
 function createGetter(offset)
 {
   offset = offset | 0;
 
   let views = Array.prototype.slice.call(arguments, 1);
   let reference = new Reference(types, views);
   return function(bufferIndex, byteOffset)
@@ skipping 225 matching lines @@
     this._refCount--;
     if (this._refCount == 0 && this._state < STATE_RELEASING)
     {
       this._state = STATE_RELEASING;
       free.call(types[this.typeId | 0], this);
     }
   }
 }, null);
 
 exports.ObjectType = ObjectBase.extend;