Allow finer-grained locking, and use it in FirewallCmd.

FirewallController is stateless and FirewallCmd does not access
any other controllers, so it is safe not to take the big netd
lock.

Bug: 27239233
Change-Id: I246696c4b17fa005c7d6b38ecd627747aa608831
4 files changed
tree: 0e46162056e7fa8a2f0e5077e988e852c5fccfc7
  1. client/
  2. include/
  3. server/
  4. tests/
  5. Android.mk
  6. MODULE_LICENSE_APACHE2
  7. NOTICE