更改崩溃信息文件存储位置，并去掉一个警告,去除一些用不到的代码

Log:
Change-Id: Iaee06e3190d61ef2df30cce486b16d85a8cb4bef
Reviewed-on: http://gerrit.uniontech.com/c/dde-control-center/+/8033
Reviewed-by: <mailman@uniontech.com>
Reviewed-by: lvpeilong <lvpeilong@uniontech.com>
Tested-by: <mailman@uniontech.com>