Synchronize getScanCapabilities() with other commands

This is required to ensure that only one HAL command is
issued at a time by the framework.

Bug: 22480212
Change-Id: Iaf4bf7cf4c34f8804bf4522e96cb7a1903f41cf3
1 file changed
tree: 119449d866da9ca717055fe00680d22d4e0cb3a8
  1. service/