Allow dynamic updating of authentication policies

net/http/http_auth_handler_negotiate.h

Index: net/http/http_auth_handler_negotiate.h
diff --git a/net/http/http_auth_handler_negotiate.h b/net/http/http_auth_handler_negotiate.h
index 92b1b52160599a58f21752f2d7d3a8bbf254b6c4..8b244438805d91715e08ce40beeeb5b5cff5accd 100644
--- a/net/http/http_auth_handler_negotiate.h
+++ b/net/http/http_auth_handler_negotiate.h
@@ -72,10 +72,13 @@ class NET_EXPORT_PRIVATE HttpAuthHandlerNegotiate : public HttpAuthHandler {
 
     // Sets the system library to use, thereby assuming ownership of
     // |auth_library|.
-    void set_library(AuthLibrary* auth_provider) {
-      auth_library_.reset(auth_provider);
+    void set_library(scoped_ptr<AuthLibrary> auth_provider) {
+      auth_library_ = auth_provider.Pass();
     }
 
+    // Only used for testing.
+    AuthLibrary* library() { return auth_library_.get(); }
+
     int CreateAuthHandler(HttpAuthChallengeTokenizer* challenge,
                           HttpAuth::Target target,
                           const GURL& origin,