Make more JS files beter match the coding standard.

test/mjsunit/regress/regress-815.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 25 matching lines @@
 
 // The code for the iterated-over object in for-in used to be emitted
 // in a spilled scope:
 for (x in +o) { }
 
 // Emitting code for the left hand side of a for-in.
 for (a[+o] in o) {}
 
 // The receiver in an obj[index](1, 2, 3) call:
 try {
-  o[+o](1,2,3)
-} catch(e) {
+  o[+o](1, 2, 3);
+} catch (e) {
   // It's OK as long as it does not hit an assert.
 }