message: Fix typo: s/dimemension/dimension/
diff: @@ -181,7 +181,7 @@ Status ValidateTensorProperties(const string& producer_node_type,
  if (shape.dim_size(d) < 0) {
  return errors::InvalidArgument(
  "Input tensor with shape ", shape.DebugString(),
  - " has an unknown non-batch dimemension at dim ", d);
  + " has an unknown non-batch dimension at dim ", d);
  }
  }
  return Status::OK();
  