Remove skmaker. (#5971)

dmlc · Aug 9, 2020 · 0b2a26f · 0b2a26f
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commit 0b2a26f
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diff --git a/amalgamation/xgboost-all0.cc b/amalgamation/xgboost-all0.cc
@@ -57,7 +57,6 @@
 #include "../src/tree/updater_refresh.cc"
 #include "../src/tree/updater_sync.cc"
 #include "../src/tree/updater_histmaker.cc"
-#include "../src/tree/updater_skmaker.cc"
 #include "../src/tree/constraints.cc"
 
 // linear

diff --git a/doc/parameter.rst b/doc/parameter.rst
@@ -159,7 +159,6 @@ Parameters for Tree Booster
     - ``grow_colmaker``: non-distributed column-based construction of trees.
     - ``grow_histmaker``: distributed tree construction with row-based data splitting based on global proposal of histogram counting.
     - ``grow_local_histmaker``: based on local histogram counting.
-    - ``grow_skmaker``: uses the approximate sketching algorithm.
     - ``grow_quantile_histmaker``: Grow tree using quantized histogram.
     - ``grow_gpu_hist``: Grow tree with GPU.
     - ``sync``: synchronizes trees in all distributed nodes.

diff --git a/src/tree/tree_updater.cc b/src/tree/tree_updater.cc
@@ -30,7 +30,6 @@ namespace xgboost {
 namespace tree {
 // List of files that will be force linked in static links.
 DMLC_REGISTRY_LINK_TAG(updater_colmaker);
-DMLC_REGISTRY_LINK_TAG(updater_skmaker);
 DMLC_REGISTRY_LINK_TAG(updater_refresh);
 DMLC_REGISTRY_LINK_TAG(updater_prune);
 DMLC_REGISTRY_LINK_TAG(updater_quantile_hist);