Cleanup set info. (#10139)

- Use the array interface internally.
- Deprecate `XGDMatrixSetDenseInfo`.
- Deprecate `XGDMatrixSetUIntInfo`.
- Move the handling of `DataType` into the deprecated C function.

---------

Co-authored-by: Philip Hyunsu Cho <chohyu01@cs.washington.edu>

src/metric/elementwise_metric.cu

@@ -10,15 +10,15 @@
 
 #include <array>
 #include <cmath>
+#include <numeric>  // for accumulate
 
-#include "../collective/communicator-inl.h"
-#include "../common/common.h"  // MetricNoCache
+#include "../common/common.h"  // for AssertGPUSupport
 #include "../common/math.h"
 #include "../common/optional_weight.h"  // OptionalWeights
 #include "../common/pseudo_huber.h"
 #include "../common/quantile_loss_utils.h"  // QuantileLossParam
 #include "../common/threading_utils.h"
-#include "metric_common.h"
+#include "metric_common.h"              // MetricNoCache
 #include "xgboost/collective/result.h"  // for SafeColl
 #include "xgboost/metric.h"
 

src/metric/metric_common.h

@@ -9,8 +9,6 @@
 #include <string>
 
 #include "../collective/aggregator.h"
-#include "../collective/communicator-inl.h"
-#include "../common/common.h"
 #include "xgboost/metric.h"
 
 namespace xgboost {

src/metric/multiclass_metric.cu

@@ -9,8 +9,8 @@
 #include <array>
 #include <atomic>
 #include <cmath>
+#include <numeric>  // for accumulate
 
-#include "../collective/communicator-inl.h"
 #include "../common/math.h"
 #include "../common/threading_utils.h"
 #include "metric_common.h"  // MetricNoCache

src/metric/survival_metric.cu

@@ -9,10 +9,9 @@
 
 #include <array>
 #include <memory>
+#include <numeric>  // for accumulate
 #include <vector>
 
-#include "../collective/communicator-inl.h"
-#include "../common/math.h"
 #include "../common/survival_util.h"
 #include "../common/threading_utils.h"
 #include "metric_common.h"  // MetricNoCache