Remove various helper functions from Action_builder modules

bin/alias.ml

@@ -76,7 +76,8 @@ let dep_on_alias_multi_contexts ~dir ~name ~contexts =
   let context_to_alias_expansion ctx =
     let ctx_dir = Context_name.build_dir ctx in
     let dir = Path.Build.(append_source ctx_dir dir) in
-    Action_builder.alias (Alias.make ~dir name)
+    Build_system.record_deps
+      (Dep.Set.singleton (Dep.alias (Dune_engine.Alias.make ~dir name)))
   in
   Action_builder.all_unit (List.map contexts ~f:context_to_alias_expansion)
 ;;

bin/build_cmd.ml

@@ -52,7 +52,9 @@ let run_build_system ~common ~request =
       let toplevel_cell, toplevel =
         Memo.Lazy.Expert.create ~name:"toplevel" (fun () ->
           let open Memo.O in
-          let+ (), (_ : Dep.Fact.t Dep.Map.t) = Action_builder.run request Eager in
+          let+ (), (_ : Dep.Facts.t) =
+            Action_builder.evaluate_and_collect_facts request
+          in
           ())
       in
       let* res = run ~toplevel in

bin/target.ml

@@ -13,7 +13,7 @@ let request targets =
     acc
     >>>
     match (target : Request.t) with
-    | File path -> Action_builder.path path
+    | File path -> Build_system.record_deps (Dep.Set.singleton (Dep.file path))
     | Alias a -> Alias.request a)
 ;;