Replace mlme void * data members having different types across
different drivers with specific type.
Change-Id: I4343800e836c8ae0996c19b39a420b314e465a75
CRs-Fixed: 2477457
With the addition of the pdev restart command to handle multivdev restart,
a placeholder is required at the mlme to hold pdev restart attribute.
Change-Id: I885bf71d0e7977452120714a659e839769ade33e
CRs-Fixed: 2492531