Revert "Remove SmartMove, bringing Array methods further into spec compliance"

test/mjsunit/array-functions-prototype-misc.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 13 matching lines @@
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 /**
  * @fileoverview Test splice, shift, unshift, slice and join on small
  * and large arrays.  Some of these methods are specified such that they
  * should work on other objects too, so we test that too.
  */
 
-/*
-
 var LARGE = 4000000;
 var VERYLARGE = 4000000000;
 
 // Nicer for firefox 1.5.  Unless you uncomment the following two lines,
 // smjs will appear to hang on this file.
 //var LARGE = 40000;
 //var VERYLARGE = 40000;
 
 var fourhundredth = LARGE/400;
 
@@ skipping 261 matching lines @@
 // Test http://b/issue?id=1202711
 arr = [0];
 arr.length = 2;
 Array.prototype[1] = 1;
 assertEquals(1, arr.pop());
 assertEquals(0, arr.pop());
 Array.prototype[1] = undefined;
 
 // Test http://code.google.com/p/chromium/issues/detail?id=21860
 Array.prototype.push.apply([], [1].splice(0, -(-1 % 5)));
-
-*/