Make more JS files beter match the coding standard.

test/mjsunit/object-literal-overwrite.js

 // Copyright 2010 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 32 matching lines @@
 
 var foo3 = {
   bar: function(a){},
   bar: function(b){},
   bar: 7
 };
 
 var foo4 = {
   bar: function(b){},
   bar: 7,
-  bar: function(){return 7},
+  bar: function(){return 7;},
 };
 
 var foo5 = {
   13: function(a){},
   13: 7
-}
+};
 
 var foo6 = {
   14.31: function(a){},
   14.31: 7
-}
+};
 
 var foo7 = {
   15: 6,
   15: 7
-}
+};
 
 assertEquals(7, foo1.bar);
 assertEquals(7, foo2.bar);
 assertEquals(7, foo3.bar);
 assertEquals(7, foo4.bar());
 assertEquals(7, foo5[13]);
 assertEquals(7, foo6[14.31]);
 assertEquals(7, foo7[15]);
 
 // Test for the classic code generator.
@@ skipping 29 matching lines @@
 var glob3 = 0;
 
 function fun3() {
   var r = { 113: glob3++, 113: glob3++, 113: glob3++, 113: 7};
   return r[113];
 }
 
 var y = fun3();
 assertEquals(7, y);
 assertEquals(3, glob3);