Don't do Negotiate with GSSAPI if default credentials are not allowed.

net/http/http_auth_handler_factory_unittest.cc

Index: net/http/http_auth_handler_factory_unittest.cc
diff --git a/net/http/http_auth_handler_factory_unittest.cc b/net/http/http_auth_handler_factory_unittest.cc
index 526b62b7731529d19efe4fd4886872255fea248c..8dd37f0b47ed864bd24a6ab4ac50783c8e73f2e1 100644
--- a/net/http/http_auth_handler_factory_unittest.cc
+++ b/net/http/http_auth_handler_factory_unittest.cc
@@ -6,10 +6,13 @@
 #include "net/base/net_errors.h"
 #include "net/http/http_auth_handler.h"
 #include "net/http/http_auth_handler_factory.h"
+#include "net/http/url_security_manager.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace net {
 
+namespace {
+
 class MockHttpAuthHandlerFactory : public HttpAuthHandlerFactory {
  public:
   explicit MockHttpAuthHandlerFactory(int return_code) :
@@ -31,6 +34,8 @@ class MockHttpAuthHandlerFactory : public HttpAuthHandlerFactory {
   int return_code_;
 };
 
+}  // namespace
+
 TEST(HttpAuthHandlerFactoryTest, RegistryFactory) {
   HttpAuthHandlerRegistryFactory registry_factory;
   GURL gurl("www.google.com");
@@ -90,9 +95,11 @@ TEST(HttpAuthHandlerFactoryTest, RegistryFactory) {
 }
 
 TEST(HttpAuthHandlerFactoryTest, DefaultFactory) {
-  scoped_ptr<HttpAuthHandlerFactory> http_auth_handler_factory(
+  URLSecurityManagerAllow url_security_manager;
+  scoped_ptr<HttpAuthHandlerRegistryFactory> http_auth_handler_factory(
       HttpAuthHandlerFactory::CreateDefault());
-
+  http_auth_handler_factory->SetURLSecurityManager(
+      "negotiate", &url_security_manager);
   GURL server_origin("http://www.example.com");
   GURL proxy_origin("http://cache.example.com:3128");
   {