The colocation class (`_class`) of the `Split` is set to the same class as
its predecessor:

```mlir
%outputs1:2, %control1 = tf_executor.island wraps "tf.IteratorGetNext"(%arg)
  {_class = ["loc:@dataset_iterator_1"]}
%outputs2:2, %control2 = tf_executor.island wraps "tf.Split"(%outputs0, %outputs1#1)
  {_class = ["loc:@dataset_iterator_1", num_split = 2 : i32}
```

nsor<?xf32>>>, %arg23: tensor<!tf_type.resource<tensor<512x?xf32>>>, %arg24: tensor<!tf_type.resource<tensor<?x?xf32>>>, %arg25: tensor<!tf_type.resource<tensor<?xf32>>>, %arg26: tensor<!tf_type.resource<tensor<?x?xf32>>>, %arg27: tensor<f32> {tf._class = ["loc:@md/rnnt_step_decoder/rnnt_decoder/joint/w_b_y/var"]}, %arg28: tensor<!tf_type.resource<tensor<?xf32>>>, %arg29: tensor<!tf_type.resource<tensor<?xf32>>>, %arg30: tensor<!tf_type.resource<tensor<512xf32>>>, %arg31: tensor<!tf_type.resource<tensor<?xf32>>>,...

        %handle, %deleter = "tf.AnonymousIteratorV2"() {_class = ["loc:@GeneratorDataset_2"], device = "/job:tpu_host_worker/replica:0/task:0/device:CPU:0", output_shapes = [#tf_type.shape<>], output_types = [!tf_type.string]} : () -> (tensor<!tf_type.resource>, tensor<!tf_type.variant>)
        // expected-remark@above {{ID: 0}}

annotation class A(val a: Int, val c: KClass<*>)

@A(1, Int::class)

)

// Standard constants for all storage class
const (
	// Reduced redundancy storage class
	RRS = "REDUCED_REDUNDANCY"
	// Standard storage class
	STANDARD = "STANDARD"
)

// Standard constats for config info storage class
const (
	ClassStandard = "standard"
	ClassRRS      = "rrs"
	Optimize      = "optimize"
	InlineBlock   = "inline_block"

	// Reduced redundancy storage class environment variable

package org;

public class MyClass {
    

import com.google.common.base.Optional;

public class MyClass {
    public <T> Optional<T> createOptional() {
        return Optional.absent();
    }

    if (expected.empty()) {
      ASSERT_EQ(TF_INVALID_ARGUMENT, TF_GetCode(s_)) << TF_Message(s_);
      EXPECT_EQ("Operation 'add' has no attr named '_class'.",
                string(TF_Message(s_)));
      return;
    }
    EXPECT_EQ(TF_OK, TF_GetCode(s_)) << TF_Message(s_);
    EXPECT_EQ(1, m.is_list);
    EXPECT_EQ(expected.size(), m.list_size);

Ben Leggett <******@****.***> 1714764582 -0400

Laura Kassovic <******@****.***> 1701107622 -0800