Make more JS files beter match the coding standard.

src/d8.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 1378 matching lines @@
       first_arg_index = 3;
 
     // Command: list <dummy> <id> [<dump options>]
     case 'list':
 
     // Command: ret[ainers] <obj id> [<dump options>]
     case 'retainers':
     case 'ret':
     case 'retaining-paths':
     case 'rp': {
-      if (cmd === 'ret') cmd = 'retainers';
-      else if (cmd === 'rp') cmd = 'retaining-paths';
+      if (cmd === 'ret') {
+        cmd = 'retainers';
+      } else if (cmd === 'rp') {
+        cmd = 'retaining-paths';
+      }
 
       if (!first_arg_index) first_arg_index = 2;
 
       if (args.length < first_arg_index) {
         throw new Error('Too few arguments after ' + cmd + '.');
       }
 
       var request_cmd = (cmd === 'list') ? 'diff':cmd;
       request = this.lolMakeListRequest(request_cmd,
                                         args,
@@ skipping 1390 matching lines @@
       json += NumberToJSON_(elem);
     } else if (typeof(elem) === 'string')  {
       json += StringToJSON_(elem);
     } else {
       json += elem;
     }
   }
   json += ']';
   return json;
 }