Make the strict-mode calling convention for contextual calls the default one.

test/mjsunit/function-call.js

 // Copyright 2011 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 150 matching lines @@
   assertEquals(typeof(should_throw_on_null_and_undefined[i]), "function");
 
   var exception = false;
   try {
     // We call all functions with no parameters, which means that essential
     // parameters will have the undefined value.
     // The test for whether the "this" value is null or undefined is always
     // performed before access to the other parameters, so even if the
     // undefined value is an invalid argument value, it mustn't change
     // the result of the test.
+    print(i);

[dcarney, 2014/01/13 18:35:03]

debuggage

     should_throw_on_null_and_undefined[i].call(null);
   } catch (e) {
     exception = true;
     checkExpectedMessage(e);
   }
   assertTrue(exception);
 
   exception = false;
   try {
     should_throw_on_null_and_undefined[i].call(undefined);
@@ skipping 166 matching lines @@
   }
 }
 
 
 // Object.prototype.toString()
 assertEquals(Object.prototype.toString.call(null),
              '[object Null]')
 
 assertEquals(Object.prototype.toString.call(undefined),
              '[object Undefined]')