Update code generation for proxy. Mostly mirroring features in agent impl.

Change-Id: I4244df169e716bc9710745bcdf131f65e71ab23e
Signed-off-by: Tom Flynn <tom.flynn@gmail.com>
Add LOCAL_ONLY DomainConfig class to trigger resolution of platform policies from PR.

Change-Id: I29ba300716fb516dd62a526182545bb2db1ba33c
Signed-off-by: Tom Flynn <tom.flynn@gmail.com>