message: Fix initialisation order warning.
  Summary: Fixes T26423
  Reviewers: #tensorflow, #framework_ip_review_-_any_oss_or_third-party_code_use_has_been_approved, hakons
  Subscribers: hakons
  Maniphest Tasks: T26423
diff: @@ -58,7 +58,7 @@ struct TensorOrRemoteBuffer {
  * Construct with a poplar tensor.
  */
  explicit TensorOrRemoteBuffer(poplar::Tensor tensor)
  - : content_type(ContentType::Tensor), tensor(tensor) {}
  + : tensor(tensor), content_type(ContentType::Tensor) {}
  /**
  * Construct with a poplar remote buffer.
  @@ -66,10 +66,10 @@ struct TensorOrRemoteBuffer {
  explicit TensorOrRemoteBuffer(poplar::RemoteBuffer rbuffer,
  bool is_replica_partitioned,
  absl::optional<int64> slice_dimension)
  - : content_type(ContentType::RemoteBuffer),
  - remote_buffer(rbuffer),
  + : remote_buffer(rbuffer),
  is_replica_partitioned(is_replica_partitioned),
  - slice_dimension(slice_dimension) {}
  + slice_dimension(slice_dimension),
  + content_type(ContentType::RemoteBuffer) {}
  /**
  * Construct with a remote buffer or tensor.
  