Update and enable PPApiTest.URLLoaderTest3

The test was disabled[1] when XMLHttpRequest forbidden header names changed[2].
This CL updates and enables it.

1: https://src.chromium.org/viewvc/chrome?view=rev&revision=282507
2: https://src.chromium.org/viewvc/blink?view=rev&revision=178023

BUG=373120

Review URL: https://codereview.chromium.org/391213003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@283709 0039d316-1c4b-4281-b951-d872f2087c98

chrome/test/ppapi/ppapi_browsertest.cc

@@ -439,6 +439,7 @@ TEST_PPAPI_NACL(HostResolverPrivate_ResolveIPv4)
 
 #define RUN_URLLOADER_SUBTESTS_3 \
   RunTestViaHTTP( \
+      LIST_TEST(URLLoader_UntrustedHttpRequests) \
       LIST_TEST(URLLoader_FollowURLRedirect) \
       LIST_TEST(URLLoader_AuditURLRedirect) \
       LIST_TEST(URLLoader_AbortCalls) \
@@ -446,11 +447,6 @@ TEST_PPAPI_NACL(HostResolverPrivate_ResolveIPv4)
       LIST_TEST(URLLoader_PrefetchBufferThreshold) \
   )
 
-// TODO(yhirano): I remove this subtest from RUN_URLLOADER_SUBTESTS_3
-// in order to change the behavior in Blink.
-// Restore the subtest once it is landed.
-//      LIST_TEST(URLLoader_UntrustedHttpRequests)
-
 // Note: we do not support Trusted APIs in NaCl, so these will be skipped.
 #define RUN_URLLOADER_TRUSTED_SUBTESTS \
   RunTestViaHTTP( \

ppapi/tests/test_url_loader.cc

@@ -593,9 +593,8 @@ std::string TestURLLoader::TestUntrustedHttpRequests() {
     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"));