[PURIFY] remove all trace of x-pack eql (#5)

This commit removes all trace of EQL from the sanitized fork.

Signed-off-by: Peter Nied <[email protected]>

buildSrc/src/main/resources/checkstyle_suppressions.xml

@@ -10,7 +10,6 @@
   <suppress files="modules[/\\]lang-painless[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]painless[/\\]antlr[/\\]PainlessLexer\.java" checks="." />
   <suppress files="modules[/\\]lang-painless[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]painless[/\\]antlr[/\\]PainlessParser(|BaseVisitor|Visitor)\.java" checks="." />
   <suppress files="plugin[/\\]sql[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]xpack[/\\]sql[/\\]parser[/\\]SqlBase(Base(Listener|Visitor)|Lexer|Listener|Parser|Visitor).java" checks="." />
-  <suppress files="plugin[/\\]eql[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]xpack[/\\]eql[/\\]parser[/\\]EqlBase(Base(Listener|Visitor)|Lexer|Listener|Parser|Visitor).java" checks="." />
 
   <!-- JNA requires the no-argument constructor on JNAKernel32Library.SizeT to be public-->
   <suppress files="server[/\\]src[/\\]main[/\\]java[/\\]org[/\\]elasticsearch[/\\]bootstrap[/\\]JNAKernel32Library.java" checks="RedundantModifier" />

client/rest-high-level/src/main/java/org/elasticsearch/client/RestHighLevelClient.java

@@ -272,7 +272,6 @@ public class RestHighLevelClient implements Closeable {
     private final CcrClient ccrClient = new CcrClient(this);
     private final TransformClient transformClient = new TransformClient(this);
     private final EnrichClient enrichClient = new EnrichClient(this);
-    private final EqlClient eqlClient = new EqlClient(this);
     private final AsyncSearchClient asyncSearchClient = new AsyncSearchClient(this);
 
     /**
@@ -512,20 +511,6 @@ public EnrichClient enrich() {
         return enrichClient;
     }
 
-    /**
-     * Provides methods for accessing the Elastic EQL APIs that
-     * are shipped with the Elastic Stack distribution of Elasticsearch. All of
-     * these APIs will 404 if run against the OSS distribution of Elasticsearch.
-     * <p>
-     * See the <a href="https://www.elastic.co/guide/en/elasticsearch/reference/current/eql.html">
-     *     EQL APIs on elastic.co</a> for more information.
-     *
-     * @return the client wrapper for making Data Frame API calls
-     */
-    public final EqlClient eql() {
-        return eqlClient;
-    }
-
     /**
      * Executes a bulk request using the Bulk API.
      * See <a href="https://www.elastic.co/guide/en/elasticsearch/reference/current/docs-bulk.html">Bulk API on elastic.co</a>