scheduler_tick() was renamed in upstream kernel. We can change the
hook point to account_process_tick() which exists in most of the
distributions.
Change-Id: I80a9a6fabbf87a4ec660f79ff3a568cd6842b167
Signed-off-by: Honglei Wang <jameshongleiwang@126.com>
Signed-off-by: Tonghao Zhang <tonghao@bamaicloud.com>