Remove ParseFieldMatcher usages from BaseRestHandler

Author: javanna

core/src/main/java/org/elasticsearch/rest/BaseRestHandler.java

@@ -22,7 +22,6 @@
 import org.apache.lucene.search.spell.LevensteinDistance;
 import org.apache.lucene.util.CollectionUtil;
 import org.elasticsearch.client.node.NodeClient;
-import org.elasticsearch.common.ParseFieldMatcher;
 import org.elasticsearch.common.collect.Tuple;
 import org.elasticsearch.common.component.AbstractComponent;
 import org.elasticsearch.common.settings.Setting;
@@ -53,11 +52,9 @@ public abstract class BaseRestHandler extends AbstractComponent implements RestH
 
     public static final Setting<Boolean> MULTI_ALLOW_EXPLICIT_INDEX =
         Setting.boolSetting("rest.action.multi.allow_explicit_index", true, Property.NodeScope);
-    protected final ParseFieldMatcher parseFieldMatcher;
 
     protected BaseRestHandler(Settings settings) {
         super(settings);
-        this.parseFieldMatcher = new ParseFieldMatcher(settings);
     }
 
     @Override