Fix timout of packed-elements.js on ARM

test/mjsunit/packed-elements.js

 // Copyright 2012 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 78 matching lines @@
   assertTrue(%HasFastHoleyElements(c));
   assertEquals(1, c[0]);
   assertEquals(3.5, c[1]);
   assertEquals(x, c[2]);
   assertEquals(undefined, c[3]);
 }
 
 function test_with_optimization(f) {
   // Run tests in a loop to make sure that inlined Array() constructor runs out
   // of new space memory and must fall back on runtime impl.
-  for (i = 0; i < 250000; ++i) f();
+  for (i = 0; i < 25000; ++i) f();
   %OptimizeFunctionOnNextCall(f);
-  for (i = 0; i < 250000; ++i) f(); // Make sure GC happens
+  for (i = 0; i < 25000; ++i) f(); // Make sure GC happens
 }
 
 if (has_packed_elements) {
   test_with_optimization(test1);
   test_with_optimization(test2);
   test_with_optimization(test3);
   test_with_optimization(test4);
   test_with_optimization(test5);
   test_with_optimization(test6);
 }