Index: core/modules/migrate_drupal/src/MigrationCreationTrait.php
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- core/modules/migrate_drupal/src/MigrationCreationTrait.php	(revision 78adae8bf6d3e940113b2eabff1ed521fa8f95ec)
+++ core/modules/migrate_drupal/src/MigrationCreationTrait.php	(revision )
@@ -6,6 +6,8 @@
 /**
  * @deprecated in Drupal 8.1.x, will be removed before Drupal 9.0.0. Use
  *   \Drupal\migrate_drupal\MigrationConfigurationTrait instead.
+ *
+ * @see https://www.drupal.org/node/2873794
  */
 trait MigrationCreationTrait {
   use MigrationConfigurationTrait;