Revert "Add usage stats for frozen indices (#44286)"

This reverts commit 5e73c49.

Author: ywelsch

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/XPackClientPlugin.java

@@ -58,7 +58,6 @@
 import org.elasticsearch.xpack.core.dataframe.transforms.TimeSyncConfig;
 import org.elasticsearch.xpack.core.deprecation.DeprecationInfoAction;
 import org.elasticsearch.xpack.core.flattened.FlattenedFeatureSetUsage;
-import org.elasticsearch.xpack.core.frozen.FrozenIndicesFeatureSetUsage;
 import org.elasticsearch.xpack.core.graph.GraphFeatureSetUsage;
 import org.elasticsearch.xpack.core.graph.action.GraphExploreAction;
 import org.elasticsearch.xpack.core.indexlifecycle.AllocateAction;
@@ -522,9 +521,7 @@ public List<NamedWriteableRegistry.Entry> getNamedWriteables() {
                 // Vectors
                 new NamedWriteableRegistry.Entry(XPackFeatureSet.Usage.class, XPackField.VECTORS, VectorsFeatureSetUsage::new),
                 // Voting Only Node
-                new NamedWriteableRegistry.Entry(XPackFeatureSet.Usage.class, XPackField.VOTING_ONLY, VotingOnlyNodeFeatureSetUsage::new),
-                // Frozen indices
-                new NamedWriteableRegistry.Entry(XPackFeatureSet.Usage.class, XPackField.FROZEN_INDICES, FrozenIndicesFeatureSetUsage::new)
+                new NamedWriteableRegistry.Entry(XPackFeatureSet.Usage.class, XPackField.VOTING_ONLY, VotingOnlyNodeFeatureSetUsage::new)
         );
     }
 

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/XPackField.java

@@ -43,8 +43,6 @@ public final class XPackField {
     public static final String VECTORS = "vectors";
     /** Name constant for the voting-only-node feature. */
     public static final String VOTING_ONLY = "voting_only";
-    /** Name constant for the frozen index feature. */
-    public static final String FROZEN_INDICES = "frozen_indices";
 
     private XPackField() {}
 

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/XPackPlugin.java

@@ -10,9 +10,9 @@
 import org.apache.lucene.util.SetOnce;
 import org.elasticsearch.SpecialPermission;
 import org.elasticsearch.Version;
+import org.elasticsearch.action.ActionType;
 import org.elasticsearch.action.ActionRequest;
 import org.elasticsearch.action.ActionResponse;
-import org.elasticsearch.action.ActionType;
 import org.elasticsearch.action.support.ActionFilter;
 import org.elasticsearch.client.Client;
 import org.elasticsearch.client.transport.TransportClient;
@@ -63,7 +63,6 @@
 import org.elasticsearch.xpack.core.action.TransportXPackUsageAction;
 import org.elasticsearch.xpack.core.action.XPackInfoAction;
 import org.elasticsearch.xpack.core.action.XPackUsageAction;
-import org.elasticsearch.xpack.core.frozen.FrozenIndicesFeatureSet;
 import org.elasticsearch.xpack.core.ml.MlMetadata;
 import org.elasticsearch.xpack.core.rest.action.RestFreezeIndexAction;
 import org.elasticsearch.xpack.core.rest.action.RestReloadAnalyzersAction;
@@ -243,7 +242,6 @@ public Collection<Module> createGuiceModules() {
 
         if (transportClientMode) {
             modules.add(b -> b.bind(XPackLicenseState.class).toProvider(Providers.of(null)));
-            modules.add(b -> bindFeatureSet(b, FrozenIndicesFeatureSet.class));
         }
         return modules;
     }

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/frozen/FrozenIndicesFeatureSet.java

@@ -52,7 +52,7 @@ setup:
 
   # unfreeze index
   - do:
-      indices.unfreeze:
+      indices.freeze:
         index: test
         wait_for_active_shards: 1
   - is_true: acknowledged