Make more JS files beter match the coding standard.

test/mjsunit/constant-folding.js

 // Copyright 2009 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 168 matching lines @@
 }
 
 
 function BoolTest() {
   assertEquals("true", TrueToString());
   assertEquals("true", TrueToString());
   assertEquals("true", TrueToString());
   assertEquals("false", FalseToString());
   assertEquals("false", FalseToString());
   assertEquals("false", FalseToString());
-  Boolean.prototype.toString = function() { return "foo"; }
+  Boolean.prototype.toString = function() { return "foo"; };
   assertEquals("foo", TrueToString());
   assertEquals("foo", FalseToString());
 }
 
 
 // Some tests of shifts that get into the corners in terms of coverage.
 // We generate different code for the case where the operand is a constant.
 function ShiftTest() {
   var x = 123;
   assertEquals(x, x >> 0);
@@ skipping 23 matching lines @@
   x = 123;
   // Answer is non-smi and lhs of << is a temporary heap number that we think
   // we can overwrite (but we can't because it's a Smi).
   assertEquals(1073741824, (x * x) << 30);
 }
 
 
 test();
 BoolTest();
 ShiftTest();