CompletionDataEP: deprecate

platform/lang-impl/src/com/intellij/codeInsight/completion/CompletionDataEP.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2009 JetBrains s.r.o.
+ * Copyright 2000-2019 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,8 +22,10 @@ import com.intellij.openapi.util.LazyInstance;
 import com.intellij.util.xmlb.annotations.Attribute;
 
 /**
+ * @deprecated see {@link CompletionContributor}
  * @author yole
  */
+@Deprecated
 public class CompletionDataEP extends AbstractExtensionPointBean {
   public static final ExtensionPointName<CompletionDataEP> EP_NAME = new ExtensionPointName<>("com.intellij.completionData");