Removed redundant call to mapper.validate(mappers) in ObjectMapper.validate

Author: quux00

server/src/main/java/org/elasticsearch/index/mapper/ObjectMapper.java

@@ -550,7 +550,6 @@ public final Optional<SourceKeepMode> sourceKeepMode() {
     @Override
     public final void validate(MappingLookup mappers) {
         for (Mapper mapper : this.mappers.values()) {
-            mapper.validate(mappers);
             validateSubField(mapper, mappers);
         }
     }

server/src/main/java/org/elasticsearch/index/mapper/ServerlessRootObjectMapperNamespaceValidator.java

@@ -20,6 +20,11 @@
 public class ServerlessRootObjectMapperNamespaceValidator implements RootObjectMapperNamespaceValidator {
     private static final String SERVERLESS_RESERVED_NAMESPACE = "_project";
 
+    /**
+     *
+     * @param subobjects if null, it will be interpreted as subobjects != ObjectMapper.Subobjects.ENABLED
+     * @param name
+     */
     @Override
     public void validateNamespace(@Nullable ObjectMapper.Subobjects subobjects, String name) {
         if (name.equals(SERVERLESS_RESERVED_NAMESPACE)) {