Use SSPI for NTLM authentication on Windows....

net/http/http_network_transaction_unittest.cc

Index: net/http/http_network_transaction_unittest.cc
===================================================================
--- net/http/http_network_transaction_unittest.cc	(revision 25459)
+++ net/http/http_network_transaction_unittest.cc	(working copy)
@@ -1501,6 +1501,10 @@
   EXPECT_EQ(100, response->headers->GetContentLength());
 }
 
+// For the NTLM implementation using SSPI, we skip the NTLM tests since we
+// can't hook into its internals to cause it to generate predictable NTLM
+// authorization headers.
+#if defined(NTLM_PORTABLE)
 // The NTLM authentication unit tests were generated by capturing the HTTP
 // requests and responses using Fiddler 2 and inspecting the generated random
 // bytes in the debugger.
@@ -1829,6 +1833,7 @@
   EXPECT_TRUE(response->auth_challenge.get() == NULL);
   EXPECT_EQ(13, response->headers->GetContentLength());
 }
+#endif  // NTLM_PORTABLE
 
 // Test reading a server response which has only headers, and no body.
 // After some maximum number of bytes is consumed, the transaction should