Remove hidden method link in public addRoute API

The build will complain after moving connectivity framework code
outside framework because the hidden methods/members accesses are
not allowed anymore. Link to a hidden class will not work since
it's not visible in public.

Bug: 182859030
Test: make docs
Change-Id: I5726f80be7cf92b648ce851d9601d5f58bc2b647
1 file changed
tree: 27e5abe8e9cfa2d14b12633f740d0d2ddeeeac00
  1. framework/
  2. service/
  3. OWNERS
  4. TEST_MAPPING