Clean up references to CCK.

Also removed an unused public variable (we have a static function
somewhere doing the job).

src/Form/FillPdfAdminFormBase.php

@@ -5,6 +5,7 @@
  */
 
 namespace Drupal\fillpdf\Form;
+
 use Drupal\Core\Form\FormBase;
 
 /**
@@ -13,18 +14,12 @@ use Drupal\Core\Form\FormBase;
  * @package Drupal\fillpdf\Form
  */
 abstract class FillPdfAdminFormBase extends FormBase {
-  public $REPLACEMENTS_DESCRIPTION;
 
+  /**
+   * FillPdfAdminFormBase constructor.
+   */
   public function __construct() {
-    $this->REPLACEMENTS_DESCRIPTION = $this->t("<p>Tokens, such as those from CCK, sometimes output values that need additional
-      processing prior to being sent to the PDF. A common example is when a key within a CCK <em>Allowed values</em>
-      configuration does not match the field name or option value in the PDF that you would like to be selected but you
-      do not want to change the <em>Allowed values</em> key.</p><p>This field will replace any matching values with the
-      replacements you specify. Specify <strong>one replacement per line</strong> in the format
-      <em>original value|replacement value</em>. For example, <em>yes|Y</em> will fill the PDF with
-      <strong><em>Y</em></strong> anywhere that <strong><em>yes</em></strong> would have originally
-      been used. <p>Note that omitting the <em>replacement value</em> will replace <em>original value</em>
-      with a blank, essentially erasing it.</p>");
+
   }
 
 }

src/Service/FillPdfAdminFormHelper.php

@@ -56,15 +56,15 @@ class FillPdfAdminFormHelper implements FillPdfAdminFormHelperInterface {
   }
 
   public static function getReplacementsDescription() {
-    return t('<p>Tokens, such as those from CCK, sometimes output values that need additional
-  processing prior to being sent to the PDF. A common example is when a key within a CCK <em>Allowed values</em>
+    return t("<p>Tokens, such as those from fields, sometimes output values that need additional
+  processing prior to being sent to the PDF. A common example is when a key within a field's <em>Allowed values</em>
   configuration does not match the field name or option value in the PDF that you would like to be selected but you
   do not want to change the <em>Allowed values</em> key.</p><p>This field will replace any matching values with the
   replacements you specify. Specify <strong>one replacement per line</strong> in the format
   <em>original value|replacement value</em>. For example, <em>yes|Y</em> will fill the PDF with
   <strong><em>Y</em></strong> anywhere that <strong><em>yes</em></strong> would have originally
   been used. <p>Note that omitting the <em>replacement value</em> will replace <em>original value</em>
-  with a blank, essentially erasing it.</p>');
+  with a blank, essentially erasing it.</p>");
   }
 
   public function getPdftkPath() {