" </method>\n" \
" <method name=\"Subscribe\"/>\n" \
" <method name=\"Unsubscribe\"/>\n" \
- " <method name=\"Dump\"/>\n" \
+ " <method name=\"Dump\">\n" \
+ " <arg name=\"dump\" type=\"s\" direction=\"out\"/>\n" \
+ " </method>\n" \
" <method name=\"CreateSnapshot\">\n" \
" <arg name=\"name\" type=\"s\" direction=\"in\"/>\n" \
" <arg name=\"cleanup\" type=\"b\" direction=\"in\"/>\n" \