fix eval_batches in V1

Summary: fix to the D38275943 (https://github.com/facebookresearch/pytorch3d/commit/597e0259dc43bf4903e9c99f5d61410c1ad75b78).

Reviewed By: bottler

Differential Revision: D38355683

fbshipit-source-id: f326f45279fafa57f24b9211ebd3fda18a518937

pytorch3d/implicitron/dataset/json_index_dataset.py

@@ -177,7 +177,9 @@ class JsonIndexDataset(DatasetBase, ReplaceableBase):
                 raise ValueError(
                     "Cannot define both eval_batch_index and eval_batches."
                 )
-            self.eval_batches = self.seq_frame_index_to_dataset_index()
+            self.eval_batches = self.seq_frame_index_to_dataset_index(
+                self.eval_batch_index
+            )
 
     def is_filtered(self):
         """