Allow dynamic updating of authentication policies

net/http/http_auth_handler_negotiate.cc

Index: net/http/http_auth_handler_negotiate.cc
diff --git a/net/http/http_auth_handler_negotiate.cc b/net/http/http_auth_handler_negotiate.cc
index 3262767ef1cc12fbad183af41d44c7daed802a10..8ced23be2e105b846d31884ef24834364e71c94c 100644
--- a/net/http/http_auth_handler_negotiate.cc
+++ b/net/http/http_auth_handler_negotiate.cc
@@ -30,11 +30,27 @@ HttpAuthHandlerNegotiate::Factory::Factory()
 HttpAuthHandlerNegotiate::Factory::~Factory() {
 }
 
+void HttpAuthHandlerNegotiate::Factory::SetNegotiateDisableCnameLookup(
+    bool disable_cname_lookup) {
+  disable_cname_lookup_ = disable_cname_lookup;
+}
+
+void HttpAuthHandlerNegotiate::Factory::SetNegotiateEnablePort(bool use_port) {
+  use_port_ = use_port;
+}
+
 void HttpAuthHandlerNegotiate::Factory::set_host_resolver(
     HostResolver* resolver) {
   resolver_ = resolver;
 }
 
+#if defined(OS_ANDROID)
+void HttpAuthHandlerNegotiate::Factory::SetAndroidAuthNegotiateAccountType(
+    const std::string& account_type) {
+  set_library(make_scoped_ptr(new std::string(account_type)));
+}
+#endif
+
 int HttpAuthHandlerNegotiate::Factory::CreateAuthHandler(
     HttpAuthChallengeTokenizer* challenge,
     HttpAuth::Target target,
@@ -61,7 +77,8 @@ int HttpAuthHandlerNegotiate::Factory::CreateAuthHandler(
                                    url_security_manager(), resolver_,
                                    disable_cname_lookup_, use_port_));
 #elif defined(OS_ANDROID)
-  if (is_unsupported_ || auth_library_->empty() || reason == CREATE_PREEMPTIVE)
+  if (is_unsupported_ || !auth_library_ || auth_library_->empty() ||
+      reason == CREATE_PREEMPTIVE)
     return ERR_UNSUPPORTED_AUTH_SCHEME;
   // TODO(cbentzel): Move towards model of parsing in the factory
   //                 method and only constructing when valid.