Change-Id: Idc55a0b368c1d2c1e7d4999601b739dd57f08eb3
add corresponding graffle files update discussion of activity state restore for clarification Change-Id: I7c6a68b627b35d0b648fac071a06960a7e833686
Change-Id: Ia21a4c844d475a743399d25dfe43f916d423258c