[Object spilling] Update object directory and reload spilled objects automatically (#11021)

* Fix pytest...

* Release objects that have been spilled

* GCS object table interface refactor

* Add spilled URL to object location info

* refactor to include spilled URL in notifications

* improve tests

* Add spilled URL to object directory results

* Remove force restore call

* Merge spilled URL and location

* fix

* CI

* build

* osx

* Fix multitenancy issues

* Skip windows tests

python/ray/experimental/__init__.py

@@ -1,7 +1,6 @@
 from .dynamic_resources import set_resource
-from .object_spilling import force_spill_objects, force_restore_spilled_objects
+from .object_spilling import force_spill_objects
 __all__ = [
     "set_resource",
     "force_spill_objects",
-    "force_restore_spilled_objects",
 ]

python/ray/experimental/object_spilling.py

@@ -16,20 +16,3 @@ def force_spill_objects(object_refs):
                 f"Attempting to call `force_spill_objects` on the "
                 f"value {object_ref}, which is not an ray.ObjectRef.")
     return core_worker.force_spill_objects(object_refs)
-
-
-def force_restore_spilled_objects(object_refs):
-    """Force restoring objects from external storage.
-
-    Args:
-        object_refs: Object refs of the objects to be
-            restored.
-    """
-    core_worker = ray.worker.global_worker.core_worker
-    # Make sure that the values are object refs.
-    for object_ref in object_refs:
-        if not isinstance(object_ref, ray.ObjectRef):
-            raise TypeError(
-                f"Attempting to call `force_restore_spilled_objects` on the "
-                f"value {object_ref}, which is not an ray.ObjectRef.")
-    return core_worker.force_restore_spilled_objects(object_refs)