Update and enable PPApiTest.URLLoaderTest3

ppapi/tests/test_url_loader.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ppapi/tests/test_url_loader.h"
 
 #include <stdio.h>
 #include <string.h>
 #include <string>
 
@@ skipping 575 matching lines @@
   }
   // HTTP methods are restricted only for untrusted loaders. Try all headers
   // that are forbidden by http://www.w3.org/TR/XMLHttpRequest/.
   {
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Accept-Charset:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Accept-Encoding:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Connection:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Content-Length:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Cookie:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Cookie2:\n"));
-    ASSERT_EQ(PP_ERROR_NOACCESS,
-              OpenUntrusted("GET", "Content-Transfer-Encoding:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Date:\n"));
+    ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Dnt:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Expect:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Host:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Keep-Alive:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Referer:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "TE:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Trailer:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS,
               OpenUntrusted("GET", "Transfer-Encoding:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "Upgrade:\n"));
     ASSERT_EQ(PP_ERROR_NOACCESS, OpenUntrusted("GET", "User-Agent:\n"));
@@ skipping 247 matching lines @@
   if (rv != PP_ERROR_FAILED) {
     return ReportError("The lower buffer value was higher than the upper but "
                        "the URLLoader did not fail.", rv);
   }
 
   PASS();
 }
 
 // TODO(viettrungluu): Add tests for  Get{Upload,Download}Progress, Close
 // (including abort tests if applicable).