place security_connector in its own subdirectory
diff --git a/grpc.gemspec b/grpc.gemspec
index ac901da..1690b1d 100644
--- a/grpc.gemspec
+++ b/grpc.gemspec
@@ -209,10 +209,10 @@
   s.files += %w( src/core/lib/security/credentials/oauth2/oauth2_credentials.h )
   s.files += %w( src/core/lib/security/credentials/plugin/plugin_credentials.h )
   s.files += %w( src/core/lib/security/credentials/ssl/ssl_credentials.h )
+  s.files += %w( src/core/lib/security/security_connector/security_connector.h )
   s.files += %w( src/core/lib/security/transport/auth_filters.h )
   s.files += %w( src/core/lib/security/transport/lb_targets_info.h )
   s.files += %w( src/core/lib/security/transport/secure_endpoint.h )
-  s.files += %w( src/core/lib/security/transport/security_connector.h )
   s.files += %w( src/core/lib/security/transport/security_handshaker.h )
   s.files += %w( src/core/lib/security/transport/tsi_error.h )
   s.files += %w( src/core/lib/security/util/json_util.h )
@@ -572,10 +572,10 @@
   s.files += %w( src/core/lib/security/credentials/oauth2/oauth2_credentials.cc )
   s.files += %w( src/core/lib/security/credentials/plugin/plugin_credentials.cc )
   s.files += %w( src/core/lib/security/credentials/ssl/ssl_credentials.cc )
+  s.files += %w( src/core/lib/security/security_connector/security_connector.cc )
   s.files += %w( src/core/lib/security/transport/client_auth_filter.cc )
   s.files += %w( src/core/lib/security/transport/lb_targets_info.cc )
   s.files += %w( src/core/lib/security/transport/secure_endpoint.cc )
-  s.files += %w( src/core/lib/security/transport/security_connector.cc )
   s.files += %w( src/core/lib/security/transport/security_handshaker.cc )
   s.files += %w( src/core/lib/security/transport/server_auth_filter.cc )
   s.files += %w( src/core/lib/security/transport/tsi_error.cc )