Fix GC bug and ARM simulator timeout

test/mjsunit/array-constructor.js

 // Copyright 2008 the V8 project authors. 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
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 99 matching lines @@
   assertArrayEquals(['xxx'], Array('xxx'));
   assertArrayEquals([true], new Array(true));
   assertArrayEquals([false], Array(false));
   assertArrayEquals([{a:1}], new Array({a:1}));
   assertArrayEquals([{b:2}], Array({b:2}));
 }
 
 
 assertThrows('new Array(3.14)');
 assertThrows('Array(2.72)');