4     type Service = S;  typedef
6     fn layer(&self, service: S) -> Self::Service {  in layer()
15     type Service = L1::Service;  typedef
17     fn layer(&self, service: S) -> Self::Service {  in layer()
28     type Service = L1::Service;  typedef
30     fn layer(&self, service: S) -> Self::Service {  in layer()
42     type Service = L1::Service;  typedef
44     fn layer(&self, service: S) -> Self::Service {  in layer()
57     type Service = L1::Service;  typedef
59     fn layer(&self, service: S) -> Self::Service {  in layer()
73     type Service = L1::Service;  typedef
75     fn layer(&self, service: S) -> Self::Service {  in layer()
90     type Service = L1::Service;  typedef
92     fn layer(&self, service: S) -> Self::Service {  in layer()
108     type Service = L1::Service;  typedef
110     fn layer(&self, service: S) -> Self::Service {  in layer()
127     type Service = L1::Service;  typedef
129     fn layer(&self, service: S) -> Self::Service {  in layer()
147     type Service = L1::Service;  typedef
149     fn layer(&self, service: S) -> Self::Service {  in layer()
169     type Service = L1::Service;  typedef
171     fn layer(&self, service: S) -> Self::Service {  in layer()
192     type Service = L1::Service;  typedef
194     fn layer(&self, service: S) -> Self::Service {  in layer()
216     type Service = L1::Service;  typedef
218     fn layer(&self, service: S) -> Self::Service {  in layer()
241     type Service = L1::Service;  typedef
243     fn layer(&self, service: S) -> Self::Service {  in layer()
267     type Service = L1::Service;  typedef
269     fn layer(&self, service: S) -> Self::Service {  in layer()
295     type Service = L1::Service;  typedef
297     fn layer(&self, service: S) -> Self::Service {  in layer()
324     type Service = L1::Service;  typedef
326     fn layer(&self, service: S) -> Self::Service {  in layer()