Added check for trailing whitespaces and corrected existing violations.

test/mjsunit/instanceof.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 42 matching lines @@
   assertFalse(C instanceof F);
   assertFalse(B instanceof F);
   assertFalse(A instanceof F);
 }
 
 TestChains();
 
 
 function TestExceptions() {
   function F() { }
-  var items = [ 1, new Number(42), 
-                true, 
+  var items = [ 1, new Number(42),
+                true,
                 'string', new String('hest'),
-                {}, [], 
+                {}, [],
                 F, new F(),
                 Object, String ];
 
   var exceptions = 0;
   var instanceofs = 0;
 
   for (var i = 0; i < items.length; i++) {
     for (var j = 0; j < items.length; j++) {
       try {
         if (items[i] instanceof items[j]) instanceofs++;
       } catch (e) {
         assertTrue(e instanceof TypeError);
         exceptions++;
       }
     }
   }
   assertEquals(10, instanceofs);
   assertEquals(88, exceptions);
 
   // Make sure to throw an exception if the function prototype
   // isn't a proper JavaScript object.
   function G() { }
   G.prototype = undefined;
   assertThrows("({} instanceof G)");
 }
 
 TestExceptions();