The current use of the types from distribution brings in some
unfortunate dependencies, including other distribution packages and the
gorilla/mux and gorilla/context packages. Using the OCI types avoids
the extra dependencies for client users.
Signed-off-by: Aaron Lehmann <aaron.lehmann@docker.com>
Upstream-commit: 309f99edae5849327ab9c3ec9335b42ba5612202
Component: engine