Delete 'enable_lazy_split', since the flag is not used anywhere. The code paths for the above flag being false are retained and true are eliminated. This will ensure that improving batching will be easier.

PiperOrigin-RevId: 676159369

Author: tensorflower-gardener

tensorflow_serving/batching/BUILD

@@ -117,6 +117,7 @@ cc_test(
         "//tensorflow_serving/core/test_util:test_main",
         "//tensorflow_serving/servables/tensorflow:serving_session",
         "//tensorflow_serving/test_util",
+        "//testing/base/public:gunit",
         "@com_google_absl//absl/synchronization",
         "@org_tensorflow//tensorflow/cc/saved_model:loader",
         "@org_tensorflow//tensorflow/cc/saved_model:tag_constants",

tensorflow_serving/batching/batching_session_test.cc

@@ -250,14 +250,11 @@ TEST(BatchingSessionSignatureTest, TensorSignatureFromSignatureDefs) {
               UnorderedElementsAre("y0", "y1", "y3"));
 }
 
-class BatchingSessionTest
-    : public ::testing::TestWithParam<std::tuple<bool, bool>> {
+class BatchingSessionTest : public ::testing::TestWithParam<bool> {
  public:
   BatchingSessionTest() {}
 
-  bool enable_large_batch_splitting() const { return std::get<0>(GetParam()); }
-
-  bool enable_lazy_split() const { return std::get<1>(GetParam()); }
+  bool enable_large_batch_splitting() const { return GetParam(); }
 
   std::function<
       Status(std::unique_ptr<BatchingSessionTask>* input_task,
@@ -278,7 +275,6 @@ class BatchingSessionTest
         input_options;
     output_options.enable_large_batch_splitting =
         enable_large_batch_splitting();
-    output_options.enable_lazy_split = enable_lazy_split();
     if (enable_large_batch_splitting()) {
       output_options.split_input_task_func = get_split_input_task_func();
       // Bump up the max batch size, and set execution batch size to the max
@@ -1104,14 +1100,7 @@ TEST_P(BatchingSessionTest, SubsetOutputTensors) {
       }));
 }
 
-INSTANTIATE_TEST_SUITE_P(
-    Parameter, BatchingSessionTest,
-    ::testing::Values(std::make_tuple(/*enable_input_batch_split=*/false,
-                                      /*enable_lazy_split=*/false),
-                      std::make_tuple(/*enable_input_batch_split=*/true,
-                                      /*enable_lazy_split=*/false),
-                      std::make_tuple(/*enable_input_batch_split=*/true,
-                                      /*enable_lazy_split=*/true)));
+INSTANTIATE_TEST_SUITE_P(Parameter, BatchingSessionTest, ::testing::Bool());
 
 }  // namespace
 }  // namespace serving