diff --git a/core/modules/file/src/Plugin/migrate/cckfield/d6/FileField.php b/core/modules/file/src/Plugin/migrate/cckfield/d6/FileField.php
index f326104..373d1e9 100644
--- a/core/modules/file/src/Plugin/migrate/cckfield/d6/FileField.php
+++ b/core/modules/file/src/Plugin/migrate/cckfield/d6/FileField.php
@@ -2,9 +2,7 @@
 
 namespace Drupal\file\Plugin\migrate\cckfield\d6;
 
-@trigger_error('FileField is deprecated in Drupal 8.4.x and will be removed
-before Drupal 9.0.x. Use \Drupal\file\Plugin\migrate\field\d6\FileField
-instead.', E_USER_DEPRECATED);
+@trigger_error('FileField is deprecated in Drupal 8.3.x and will be removed before Drupal 9.0.x. Use \Drupal\file\Plugin\migrate\field\d6\FileField instead.', E_USER_DEPRECATED);
 
 use Drupal\migrate\Plugin\MigrationInterface;
 use Drupal\migrate\Row;
@@ -16,8 +14,10 @@
  *   core = {6}
  * )
  *
- *  @deprecated in Drupal 8.4.x, to be removed before Drupal 9.0.x. Use
+ *  @deprecated in Drupal 8.3.x, to be removed before Drupal 9.0.x. Use
  * \Drupal\file\Plugin\migrate\field\d6\FileField instead.
+ *
+ * @see https://www.drupal.org/node/2751897
  */
 class FileField extends CckFieldPluginBase {
 
diff --git a/core/modules/file/src/Plugin/migrate/cckfield/d7/FileField.php b/core/modules/file/src/Plugin/migrate/cckfield/d7/FileField.php
index 99633d1..9d184ff 100644
--- a/core/modules/file/src/Plugin/migrate/cckfield/d7/FileField.php
+++ b/core/modules/file/src/Plugin/migrate/cckfield/d7/FileField.php
@@ -2,9 +2,7 @@
 
 namespace Drupal\file\Plugin\migrate\cckfield\d7;
 
-@trigger_error('FileField is deprecated in Drupal 8.4.x and will be removed
-before Drupal 9.0.x. Use \Drupal\file\Plugin\migrate\field\d7\FileField
-instead.', E_USER_DEPRECATED);
+@trigger_error('FileField is deprecated in Drupal 8.3.x and will be removed before Drupal 9.0.x. Use \Drupal\file\Plugin\migrate\field\d7\FileField instead.', E_USER_DEPRECATED);
 
 use Drupal\migrate\Plugin\MigrationInterface;
 use Drupal\migrate\Row;
@@ -16,8 +14,10 @@
  *   core = {7}
  * )
  *
- * @deprecated in Drupal 8.4.x, to be removed before Drupal 9.0.x. Use
+ * @deprecated in Drupal 8.3.x, to be removed before Drupal 9.0.x. Use
  * \Drupal\file\Plugin\migrate\field\d7\FileField instead.
+ *
+ * @see https://www.drupal.org/node/2751897
  */
 class FileField extends CckFieldPluginBase {
 
diff --git a/core/modules/file/src/Plugin/migrate/cckfield/d7/ImageField.php b/core/modules/file/src/Plugin/migrate/cckfield/d7/ImageField.php
index 999d203..fb71d5a 100644
--- a/core/modules/file/src/Plugin/migrate/cckfield/d7/ImageField.php
+++ b/core/modules/file/src/Plugin/migrate/cckfield/d7/ImageField.php
@@ -2,9 +2,7 @@
 
 namespace Drupal\file\Plugin\migrate\cckfield\d7;
 
-@trigger_error('ImageField is deprecated in Drupal 8.4.x and will be removed
-before Drupal 9.0.x. Use \Drupal\file\Plugin\migrate\field\d7\ImageField
-instead.', E_USER_DEPRECATED);
+@trigger_error('ImageField is deprecated in Drupal 8.3.x and will be removed before Drupal 9.0.x. Use \Drupal\file\Plugin\migrate\field\d7\ImageField instead.', E_USER_DEPRECATED);
 
 use Drupal\migrate\Plugin\MigrationInterface;
 use Drupal\migrate_drupal\Plugin\migrate\cckfield\CckFieldPluginBase;
@@ -15,8 +13,10 @@
  *   core = {7}
  * )
  *
- * @deprecated in Drupal 8.4.x, to be removed before Drupal 9.0.x. Use
+ * @deprecated in Drupal 8.3.x, to be removed before Drupal 9.0.x. Use
  * \Drupal\file\Plugin\migrate\field\d7\ImageField instead.
+ *
+ * @see https://www.drupal.org/node/2751897
  */
 class ImageField extends CckFieldPluginBase {
 
diff --git a/core/modules/file/src/Plugin/migrate/process/d6/CckFile.php b/core/modules/file/src/Plugin/migrate/process/d6/CckFile.php
index 07a9eee..7ebd157 100644
--- a/core/modules/file/src/Plugin/migrate/process/d6/CckFile.php
+++ b/core/modules/file/src/Plugin/migrate/process/d6/CckFile.php
@@ -2,16 +2,16 @@
 
 namespace Drupal\file\Plugin\migrate\process\d6;
 
-@trigger_error('CckFile is deprecated in Drupal 8.4.x and will be
-be removed before Drupal 9.0.x. Use \Drupal\file\Plugin\migrate\process\d6\FieldFile
-instead.', E_USER_DEPRECATED);
+@trigger_error('CckFile is deprecated in Drupal 8.3.x and will be be removed before Drupal 9.0.x. Use \Drupal\file\Plugin\migrate\process\d6\FieldFile instead.', E_USER_DEPRECATED);
 
 /**
  * @MigrateProcessPlugin(
  *   id = "d6_cck_file"
  * )
  *
- *  @deprecated in Drupal 8.4.x, to be removed before Drupal 9.0.x. Use
+ *  @deprecated in Drupal 8.3.x, to be removed before Drupal 9.0.x. Use
  * \Drupal\file\Plugin\migrate\process\d6\FieldFile instead.
+ *
+ * @see https://www.drupal.org/node/2751897
  */
 class CckFile extends FieldFile {}
diff --git a/core/modules/link/src/Plugin/migrate/cckfield/LinkField.php b/core/modules/link/src/Plugin/migrate/cckfield/LinkField.php
index b12d0a3..8acf70a 100644
--- a/core/modules/link/src/Plugin/migrate/cckfield/LinkField.php
+++ b/core/modules/link/src/Plugin/migrate/cckfield/LinkField.php
@@ -2,9 +2,7 @@
 
 namespace Drupal\link\Plugin\migrate\cckfield;
 
-@trigger_error('LinkField is deprecated in Drupal 8.4.x and will be
-be removed before Drupal 9.0.x. Use \Drupal\link\Plugin\migrate\field\d6\LinkField
-instead.', E_USER_DEPRECATED);
+@trigger_error('LinkField is deprecated in Drupal 8.3.x and will be be removed before Drupal 9.0.x. Use \Drupal\link\Plugin\migrate\field\d6\LinkField instead.', E_USER_DEPRECATED);
 
 use Drupal\migrate\Plugin\MigrationInterface;
 use Drupal\migrate_drupal\Plugin\migrate\cckfield\CckFieldPluginBase;
@@ -18,8 +16,10 @@
  *   }
  * )
  *
- * @deprecated in Drupal 8.4.x and will be removed in Drupal 9.0.x. Use
+ * @deprecated in Drupal 8.3.x and will be removed in Drupal 9.0.x. Use
  * \Drupal\link\Plugin\migrate\field\d6\LinkField instead.
+ *
+ * @see https://www.drupal.org/node/2751897
  */
 class LinkField extends CckFieldPluginBase {
 
diff --git a/core/modules/link/src/Plugin/migrate/cckfield/d7/LinkField.php b/core/modules/link/src/Plugin/migrate/cckfield/d7/LinkField.php
index 89ace8d..e4623bd 100644
--- a/core/modules/link/src/Plugin/migrate/cckfield/d7/LinkField.php
+++ b/core/modules/link/src/Plugin/migrate/cckfield/d7/LinkField.php
@@ -2,9 +2,7 @@
 
 namespace Drupal\link\Plugin\migrate\cckfield\d7;
 
-@trigger_error('LinkField is deprecated in Drupal 8.4.x and will be
-be removed before Drupal 9.0.x. Use \Drupal\link\Plugin\migrate\field\d7\LinkField
-instead.', E_USER_DEPRECATED);
+@trigger_error('LinkField is deprecated in Drupal 8.3.x and will be be removed before Drupal 9.0.x. Use \Drupal\link\Plugin\migrate\field\d7\LinkField instead.', E_USER_DEPRECATED);
 
 use Drupal\link\Plugin\migrate\cckfield\LinkField as D6LinkField;
 use Drupal\migrate\Plugin\MigrationInterface;
@@ -22,8 +20,10 @@
  * plugin with the exception that the plugin ID "link_field" is used in the
  * field type map.
  *
- * @deprecated in Drupal 8.4.x, to be removed before Drupal 9.0.x. Use
+ * @deprecated in Drupal 8.3.x, to be removed before Drupal 9.0.x. Use
  * \Drupal\link\Plugin\migrate\field\d7\LinkField instead.
+ *
+ * @see https://www.drupal.org/node/2751897
  */
 class LinkField extends D6LinkField {
 
diff --git a/core/modules/migrate_drupal/src/Annotation/MigrateCckField.php b/core/modules/migrate_drupal/src/Annotation/MigrateCckField.php
index 73949e1..2055820 100644
--- a/core/modules/migrate_drupal/src/Annotation/MigrateCckField.php
+++ b/core/modules/migrate_drupal/src/Annotation/MigrateCckField.php
@@ -2,9 +2,7 @@
 
 namespace Drupal\migrate_drupal\Annotation;
 
-@trigger_error('MigrateCckField is deprecated in Drupal 8.3.x and will be
-removed before Drupal 9.0.x. Use \Drupal\migrate_drupal\Annotation\MigrateField
-instead.', E_USER_DEPRECATED);
+@trigger_error('MigrateCckField is deprecated in Drupal 8.3.x and will be removed before Drupal 9.0.x. Use \Drupal\migrate_drupal\Annotation\MigrateField instead.', E_USER_DEPRECATED);
 
 /**
  * Deprecated: Defines a cckfield plugin annotation object.
@@ -14,6 +12,8 @@
  *
  * Plugin Namespace: Plugin\migrate\cckfield
  *
+ * @see https://www.drupal.org/node/2751897
+ *
  * @Annotation
  */
 class MigrateCckField extends MigrateField {
diff --git a/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldInterface.php b/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldInterface.php
index 49f41a3..6dceeab 100644
--- a/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldInterface.php
+++ b/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldInterface.php
@@ -2,9 +2,7 @@
 
 namespace Drupal\migrate_drupal\Plugin;
 
-@trigger_error('MigrateCckFieldInterface is deprecated in Drupal 8.3.x and will
-be removed before Drupal 9.0.x. Use \Drupal\migrate_drupal\Annotation\MigrateField
-instead.', E_USER_DEPRECATED);
+@trigger_error('MigrateCckFieldInterface is deprecated in Drupal 8.3.x and will be removed before Drupal 9.0.x. Use \Drupal\migrate_drupal\Annotation\MigrateField instead.', E_USER_DEPRECATED);
 
 use Drupal\migrate\Plugin\MigrationInterface;
 
diff --git a/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldPluginManager.php b/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldPluginManager.php
index 9ade1e5..fbb765f 100644
--- a/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldPluginManager.php
+++ b/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldPluginManager.php
@@ -2,9 +2,7 @@
 
 namespace Drupal\migrate_drupal\Plugin;
 
-@trigger_error('MigrateCckFieldPluginManager is deprecated in Drupal 8.3.x and will
-be removed before Drupal 9.0.x. Use \Drupal\migrate_drupal\Annotation\MigrateFieldPluginManager
-instead.', E_USER_DEPRECATED);
+@trigger_error('MigrateCckFieldPluginManager is deprecated in Drupal 8.3.x and will be removed before Drupal 9.0.x. Use \Drupal\migrate_drupal\Annotation\MigrateFieldPluginManager instead.', E_USER_DEPRECATED);
 
 /**
  * Deprecated: Plugin manager for migrate field plugins.
@@ -12,6 +10,8 @@
  * @deprecated in Drupal 8.3.x, to be removed before Drupal 9.0.x. Use
  *   \Drupal\migrate_drupal\Plugin\MigrateFieldPluginManager instead.
  *
+ * @see https://www.drupal.org/node/2751897
+ *
  * @ingroup migration
  */
 class MigrateCckFieldPluginManager extends MigrateFieldPluginManager implements MigrateCckFieldPluginManagerInterface { }
diff --git a/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldPluginManagerInterface.php b/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldPluginManagerInterface.php
index bdb2879..50ee263 100644
--- a/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldPluginManagerInterface.php
+++ b/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldPluginManagerInterface.php
@@ -2,9 +2,7 @@
 
 namespace Drupal\migrate_drupal\Plugin;
 
-@trigger_error('MigrateCckFieldPluginManagerInterface is deprecated in Drupal 8.3.x
-and will be removed before Drupal 9.0.x. Use \Drupal\migrate_drupal\Annotation\MigrateFieldPluginManagerInterface
-instead.', E_USER_DEPRECATED);
+@trigger_error('MigrateCckFieldPluginManagerInterface is deprecated in Drupal 8.3.x and will be removed before Drupal 9.0.x. Use \Drupal\migrate_drupal\Annotation\MigrateFieldPluginManagerInterface instead.', E_USER_DEPRECATED);
 
 /**
  * Provides an interface for cck field plugin manager.
diff --git a/core/modules/migrate_drupal/src/Plugin/migrate/CckMigration.php b/core/modules/migrate_drupal/src/Plugin/migrate/CckMigration.php
index 082c051..d608fb0 100644
--- a/core/modules/migrate_drupal/src/Plugin/migrate/CckMigration.php
+++ b/core/modules/migrate_drupal/src/Plugin/migrate/CckMigration.php
@@ -2,15 +2,15 @@
 
 namespace Drupal\migrate_drupal\Plugin\migrate;
 
-@trigger_error('CckMigration is deprecated in Drupal 8.3.x and will be removed
-before Drupal 9.0.x. Use \Drupal\migrate_drupal\Plugin\migrate\FieldMigration
-instead.', E_USER_DEPRECATED);
+@trigger_error('CckMigration is deprecated in Drupal 8.3.x and will be removed before Drupal 9.0.x. Use \Drupal\migrate_drupal\Plugin\migrate\FieldMigration instead.', E_USER_DEPRECATED);
 
 /**
  * Migration plugin class for migrations dealing with CCK field values.
  *
  * @deprecated in Drupal 8.3.x, to be removed before Drupal 9.0.x. Use
  * \Drupal\migrate_drupal\Plugin\migrate\FieldMigration instead.
+ *
+ * @see https://www.drupal.org/node/2751897
  */
 class CckMigration extends FieldMigration {
 
diff --git a/core/modules/migrate_drupal/src/Plugin/migrate/cckfield/CckFieldPluginBase.php b/core/modules/migrate_drupal/src/Plugin/migrate/cckfield/CckFieldPluginBase.php
index cc394d7..da1c7e9 100644
--- a/core/modules/migrate_drupal/src/Plugin/migrate/cckfield/CckFieldPluginBase.php
+++ b/core/modules/migrate_drupal/src/Plugin/migrate/cckfield/CckFieldPluginBase.php
@@ -2,9 +2,7 @@
 
 namespace Drupal\migrate_drupal\Plugin\migrate\cckfield;
 
-@trigger_error('CckFieldPluginBase is deprecated in Drupal 8.3.x and will be
-be removed before Drupal 9.0.x. Use \Drupal\migrate_drupal\Plugin\migrate\field\FieldPluginBase
-instead.', E_USER_DEPRECATED);
+@trigger_error('CckFieldPluginBase is deprecated in Drupal 8.3.x and will be be removed before Drupal 9.0.x. Use \Drupal\migrate_drupal\Plugin\migrate\field\FieldPluginBase instead.', E_USER_DEPRECATED);
 
 use Drupal\migrate\Plugin\MigrationInterface;
 use Drupal\migrate_drupal\Plugin\migrate\field\FieldPluginBase;
@@ -15,6 +13,8 @@
  * @deprecated in Drupal 8.4.x, to be removed before Drupal 9.0.x. Use
  * \Drupal\migrate_drupal\Plugin\migrate\field\FieldPluginBase instead.
  *
+ * @see https://www.drupal.org/node/2751897
+ *
  * @ingroup migration
  */
 abstract class CckFieldPluginBase extends FieldPluginBase {
diff --git a/core/modules/taxonomy/src/Plugin/migrate/cckfield/TaxonomyTermReference.php b/core/modules/taxonomy/src/Plugin/migrate/cckfield/TaxonomyTermReference.php
index 385d18a..615ae64 100644
--- a/core/modules/taxonomy/src/Plugin/migrate/cckfield/TaxonomyTermReference.php
+++ b/core/modules/taxonomy/src/Plugin/migrate/cckfield/TaxonomyTermReference.php
@@ -2,9 +2,7 @@
 
 namespace Drupal\taxonomy\Plugin\migrate\cckfield;
 
-@trigger_error('TaxonomyTermReference is deprecated in Drupal 8.4.x and will be
-removed before Drupal 9.0.x. Use \Drupal\taxonomy\Plugin\migrate\field\TaxonomyTermReference
-instead.', E_USER_DEPRECATED);
+@trigger_error('TaxonomyTermReference is deprecated in Drupal 8.4.x and will be removed before Drupal 9.0.x. Use \Drupal\taxonomy\Plugin\migrate\field\TaxonomyTermReference instead.', E_USER_DEPRECATED);
 
 use Drupal\migrate\Plugin\MigrationInterface;
 use Drupal\migrate_drupal\Plugin\migrate\cckfield\CckFieldPluginBase;
@@ -20,6 +18,8 @@
  *
  * @deprecated in Drupal 8.4.x, to be removed before Drupal 9.0.x. Use
  * \Drupal\taxonomy\Plugin\migrate\field\TaxonomyTermReference instead.
+ *
+ * @see https://www.drupal.org/node/2751897
  */
 class TaxonomyTermReference extends CckFieldPluginBase {
 
diff --git a/core/modules/text/src/Plugin/migrate/cckfield/TextField.php b/core/modules/text/src/Plugin/migrate/cckfield/TextField.php
index 6f4c11b..8cfd592 100644
--- a/core/modules/text/src/Plugin/migrate/cckfield/TextField.php
+++ b/core/modules/text/src/Plugin/migrate/cckfield/TextField.php
@@ -2,9 +2,7 @@
 
 namespace Drupal\text\Plugin\migrate\cckfield;
 
-@trigger_error('TextField is deprecated in Drupal 8.4.x and will be removed
-before Drupal 9.0.x. Use \Drupal\text\Plugin\migrate\field\d6\TextField or
-\Drupal\text\Plugin\migrate\field\d7\TextField instead.', E_USER_DEPRECATED);
+@trigger_error('TextField is deprecated in Drupal 8.3.x and will be removed before Drupal 9.0.x. Use \Drupal\text\Plugin\migrate\field\d6\TextField or \Drupal\text\Plugin\migrate\field\d7\TextField instead.', E_USER_DEPRECATED);
 
 use Drupal\migrate\Plugin\MigrationInterface;
 use Drupal\migrate\Row;
@@ -21,9 +19,11 @@
  *   core = {6,7}
  * )
  *
- * @deprecated in Drupal 8.4.x, to be removed before Drupal 9.0.x. Use
+ * @deprecated in Drupal 8.3.x, to be removed before Drupal 9.0.x. Use
  * \Drupal\text\Plugin\migrate\field\d6\TextField or
  * \Drupal\text\Plugin\migrate\field\d7\TextField instead.
+ *
+ * @see https://www.drupal.org/node/2751897
  */
 class TextField extends CckFieldPluginBase {