rm hip.h files

tests/cpp/data/test_array_interface.h

@@ -6,11 +6,7 @@
 
 #include <memory>
 #include "../../../src/common/bitfield.h"
-#if defined(XGBOOST_USE_CUDA)
 #include "../../../src/common/device_helpers.cuh"
-#elif defined(XGBOOST_USE_HIP)
-#include "../../../src/common/device_helpers.hip.h"
-#endif
 
 namespace xgboost {
 

tests/cpp/data/test_device_adapter.cu

@@ -6,12 +6,7 @@
 #include "../../../src/common/timer.h"
 #include "../helpers.h"
 #include <thrust/device_vector.h>
-
-#if defined(XGBOOST_USE_CUDA)
 #include "../../../src/data/device_adapter.cuh"
-#elif defined(XGBOOST_USE_HIP)
-#include "../../../src/data/device_adapter.hip.h"
-#endif
 #include "test_array_interface.h"
 
 using namespace xgboost;  // NOLINT

tests/cpp/data/test_ellpack_page.cu

@@ -7,11 +7,7 @@
 
 #include "../../../src/common/categorical.h"
 #include "../../../src/common/hist_util.h"
-#if defined(XGBOOST_USE_CUDA)
 #include "../../../src/data/ellpack_page.cuh"
-#elif defined(XGBOOST_USE_HIP)
-#include "../../../src/data/ellpack_page.hip.h"
-#endif
 #include "../../../src/data/ellpack_page.h"
 #include "../../../src/tree/param.h"  // TrainParam
 #include "../helpers.h"

tests/cpp/data/test_ellpack_page_raw_format.cu

@@ -4,13 +4,8 @@
 #include <gtest/gtest.h>
 #include <xgboost/data.h>
 
-#if defined(XGBOOST_USE_CUDA)
 #include "../../../src/common/io.h"  // for PrivateMmapConstStream, AlignedResourceReadStream...
 #include "../../../src/data/ellpack_page.cuh"
-#elif defined(XGBOOST_USE_HIP)
-#include "../../../src/common/io.h"  // for PrivateMmapConstStream, AlignedResourceReadStream...
-#include "../../../src/data/ellpack_page.hip.h"
-#endif
 #include "../../../src/data/sparse_page_source.h"
 #include "../../../src/tree/param.h"  // TrainParam
 #include "../filesystem.h"            // dmlc::TemporaryDirectory

tests/cpp/data/test_iterative_dmatrix.cu

@@ -3,13 +3,8 @@
  */
 #include <gtest/gtest.h>
 
-#if defined(XGBOOST_USE_CUDA)
 #include "../../../src/data/device_adapter.cuh"
 #include "../../../src/data/ellpack_page.cuh"
-#elif defined(XGBOOST_USE_HIP)
-#include "../../../src/data/device_adapter.hip.h"
-#include "../../../src/data/ellpack_page.hip.h"
-#endif
 #include "../../../src/data/ellpack_page.h"
 #include "../../../src/data/iterative_dmatrix.h"
 #include "../../../src/tree/param.h"  // TrainParam

tests/cpp/data/test_metainfo.cu

@@ -6,11 +6,7 @@
 #include <xgboost/data.h>
 #include <xgboost/json.h>
 
-#if defined(XGBOOST_USE_CUDA)
 #include "../../../src/common/device_helpers.cuh"
-#elif defined(XGBOOST_USE_HIP)
-#include "../../../src/common/device_helpers.hip.h"
-#endif
 #include "test_array_interface.h"
 #include "test_metainfo.h"
 

tests/cpp/data/test_proxy_dmatrix.cu

@@ -7,11 +7,7 @@
 #include <any>  // for any_cast
 #include <memory>
 
-#if defined(XGBOOST_USE_CUDA)
 #include "../../../src/data/device_adapter.cuh"
-#elif defined(XGBOOST_USE_HIP)
-#include "../../../src/data/device_adapter.hip.h"
-#endif
 #include "../../../src/data/proxy_dmatrix.h"
 #include "../helpers.h"
 

tests/cpp/data/test_simple_dmatrix.cu

@@ -1,14 +1,8 @@
 // Copyright by Contributors
 #include <xgboost/data.h>
 #include "../../../src/data/simple_dmatrix.h"
-
 #include <thrust/sequence.h>
-
-#if defined(XGBOOST_USE_CUDA)
 #include "../../../src/data/device_adapter.cuh"
-#elif defined(XGBOOST_USE_HIP)
-#include "../../../src/data/device_adapter.hip.h"
-#endif
 #include "../helpers.h"
 #include "test_array_interface.h"
 #include "../../../src/data/array_interface.h"

tests/cpp/data/test_sparse_page_dmatrix.cu

@@ -4,11 +4,7 @@
 #include <xgboost/data.h>  // for DMatrix
 
 #include "../../../src/common/compressed_iterator.h"
-#if defined(XGBOOST_USE_CUDA)
 #include "../../../src/data/ellpack_page.cuh"
-#elif defined(XGBOOST_USE_HIP)
-#include "../../../src/data/ellpack_page.hip.h"
-#endif
 #include "../../../src/data/ellpack_page.h"
 #include "../../../src/data/sparse_page_dmatrix.h"
 #include "../../../src/tree/param.h"  // TrainParam