*/
public function onPreReplace(CRM_Extension_Info $oldInfo, CRM_Extension_Info $newInfo);
/**
* @param CRM_Extension_Info $oldInfo
* @param CRM_Extension_Info $newInfo
*/
public function onPreReplace(CRM_Extension_Info $oldInfo, CRM_Extension_Info $newInfo);
/**
* @param CRM_Extension_Info $oldInfo
* @param CRM_Extension_Info $newInfo