Finishes guessing content types of mount. If any errors occurred
during the operation, error will be set to contain the errors and
FALSE will be returned. In particular, you may get an
G_IO_ERROR_NOT_SUPPORTED if the mount does not support content
guessing.
Since 2.18
a NULL-terminated array of content types or NULL on error. Caller should free this array with g_strfreev() when done with it. [transfer full][element-type utf8]
Finishes guessing content types of mount. If any errors occurred during the operation, error will be set to contain the errors and FALSE will be returned. In particular, you may get an G_IO_ERROR_NOT_SUPPORTED if the mount does not support content guessing. Since 2.18