Remove tag() method from PdfAnnotation

Author: yulian-gaponenko

kernel/src/main/java/com/itextpdf/kernel/pdf/annot/PdfAnnotation.java

@@ -447,16 +447,6 @@ public PdfDictionary getBorderStyle() {
         return getPdfObject().getAsDictionary(PdfName.BS);
     }
 
-    /**
-     * Marks annotation to be tagged.
-     * Normally it shall be done for link annotations.
-     *
-     * @return annotation itself.
-     */
-    public PdfAnnotation tag(PdfDocument pdfDocument) {
-        return put(PdfName.StructParent, new PdfNumber(pdfDocument.getNextStructParentIndex()));
-    }
-
     public static PdfAnnotation makeAnnotation(PdfObject pdfObject) {
         return makeAnnotation(pdfObject, null);
     }

kernel/src/main/java/com/itextpdf/kernel/pdf/tagging/PdfObjRef.java

@@ -45,7 +45,9 @@ This file is part of the iText (R) project.
 package com.itextpdf.kernel.pdf.tagging;
 
 import com.itextpdf.kernel.pdf.PdfDictionary;
+import com.itextpdf.kernel.pdf.PdfDocument;
 import com.itextpdf.kernel.pdf.PdfName;
+import com.itextpdf.kernel.pdf.PdfNumber;
 import com.itextpdf.kernel.pdf.annot.PdfAnnotation;
 
 public class PdfObjRef extends PdfMcr {
@@ -61,9 +63,12 @@ public PdfObjRef(PdfAnnotation annot, PdfStructElem parent) {
         PdfDictionary parentObject = parent.getPdfObject();
         ensureObjectIsAddedToDocument(parentObject);
 
+        PdfDocument doc = parentObject.getIndirectReference().getDocument();
+        annot.getPdfObject().put(PdfName.StructParent, new PdfNumber(doc.getNextStructParentIndex()));
+
         PdfDictionary dict = (PdfDictionary) getPdfObject();
         dict.put(PdfName.Type, PdfName.OBJR);
-        dict.put(PdfName.Obj, annot.tag(parentObject.getIndirectReference().getDocument()).getPdfObject());
+        dict.put(PdfName.Obj, annot.getPdfObject());
     }
 
     @Override