Make more JS files beter match the coding standard.

test/mjsunit/regress/regress-798.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 65 matching lines @@
     }
     return 40;
   },
   set: function(val) {
     try {
       y.x = 40;
     } catch(e) {
       assertEquals(3, e.stack.split('\n').length);
     }
   }
-}
+};
 
-Object.defineProperty(x, 'c', descriptor)
+Object.defineProperty(x, 'c', descriptor);
 
 // Check that the stack for an exception in a getter and setter produce the
 // expected stack height.
 x.a;
 x.b;
 x.c;
 x.a = 1;
 x.b = 1;
 x.c = 1;
 
 // Do the same with the getters/setters on the a prototype object.
-xx = {}
-xx.__proto__ = x
+xx = {};
+xx.__proto__ = x;
 
 xx.a;
 xx.b;
 xx.c;
 xx.a = 1;
 xx.b = 1;
 xx.c = 1;