Remove dead code (AbstractRouter::EnsureRouter())

llarp/router/abstractrouter.cpp

@@ -1,15 +1,2 @@
 #include <router/abstractrouter.hpp>
-#include <nodedb.hpp>
 
-namespace llarp
-{
-  void
-  AbstractRouter::EnsureRouter(RouterID router, RouterLookupHandler handler)
-  {
-    std::vector< RouterContact > found(1);
-    if(nodedb()->Get(router, found[0]))
-      handler(found);
-    else
-      LookupRouter(router, handler);
-  }
-}  // namespace llarp

llarp/router/abstractrouter.hpp

@@ -250,9 +250,6 @@ namespace llarp
 
     virtual util::StatusObject
     ExtractStatus() const = 0;
-
-    void
-    EnsureRouter(RouterID router, RouterLookupHandler handler);
   };
 }  // namespace llarp