- pass remote identity & interface registry instead of dual purpose Connection object
- Connection is now only returned via Connect() & has no AddInterface() methods.
- updates all Service impls & ConnectionFilter.
R=rockot@chromium.org
BUG=
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_site_isolation
Review-Url: https://codereview.chromium.org/2215133002
Cr-Commit-Position: refs/heads/master@{#410543}