Remove unused AddContainedObjectIDs (#7323)

python/ray/_raylet.pyx

@@ -1006,15 +1006,6 @@ cdef class CoreWorker:
                 c_owner_id,
                 c_owner_address)
 
-    def add_contained_object_ids(
-            self, ObjectID object_id, contained_object_ids):
-        cdef:
-            CObjectID c_object_id = object_id.native()
-            c_vector[CObjectID] c_contained_ids
-        c_contained_ids = ObjectIDsToVector(contained_object_ids)
-        self.core_worker.get().AddContainedObjectIDs(
-            c_object_id, c_contained_ids)
-
     # TODO: handle noreturn better
     cdef store_task_outputs(
             self, worker, outputs, const c_vector[CObjectID] return_ids,

python/ray/includes/libcoreworker.pxd

@@ -149,9 +149,6 @@ cdef extern from "ray/core_worker/core_worker.h" nogil:
                 const CObjectID &outer_object_id,
                 const CTaskID &owner_id,
                 const CAddress &owner_address)
-        void AddContainedObjectIDs(
-            const CObjectID &object_id,
-            const c_vector[CObjectID] &contained_object_ids)
 
         CRayStatus SetClientOptions(c_string client_name, int64_t limit)
         CRayStatus Put(const CRayObject &object,

src/ray/core_worker/core_worker.cc

@@ -378,11 +378,6 @@ void CoreWorker::RegisterOwnershipInfoAndResolveFuture(
   future_resolver_->ResolveFutureAsync(object_id, owner_id, owner_address);
 }
 
-void CoreWorker::AddContainedObjectIDs(
-    const ObjectID &object_id, const std::vector<ObjectID> &contained_object_ids) {
-  // TODO(edoakes,swang): integrate with the reference counting logic.
-}
-
 Status CoreWorker::SetClientOptions(std::string name, int64_t limit_bytes) {
   // Currently only the Plasma store supports client options.
   return plasma_store_provider_->SetClientOptions(name, limit_bytes);

src/ray/core_worker/core_worker.h

@@ -169,14 +169,6 @@ class CoreWorker : public rpc::CoreWorkerServiceHandler {
                                              const TaskID &owner_id,
                                              const rpc::Address &owner_address);
 
-  /// Add metadata about the object IDs contained within another object ID.
-  /// This should be called during deserialization of the outer object ID.
-  ///
-  /// \param[in] object_id The object containing IDs.
-  /// \param[in] contained_object_ids The IDs contained in the object.
-  void AddContainedObjectIDs(const ObjectID &object_id,
-                             const std::vector<ObjectID> &contained_object_ids);
-
   ///
   /// Public methods related to storing and retrieving objects.
   ///