Allow SAP enable while STA is enabled (and restore on disable)

This moves the logic of remembering if wifi was enabled when enabling
softap to WifiController and restores the remembered state when
disabling softap.

Bug: 22729316
Change-Id: I83cfe587a0f9660aa3382c485f2f5cf7660af05c
1 file changed
tree: b4ba23758f48e352d68dc388ad10f53be4272139
  1. service/