diff --git a/core/modules/migrate_drupal_ui/src/Form/MigrateUpgradeForm.php b/core/modules/migrate_drupal_ui/src/Form/MigrateUpgradeForm.php
index 9de8ed9cfe..ffe43136fb 100644
--- a/core/modules/migrate_drupal_ui/src/Form/MigrateUpgradeForm.php
+++ b/core/modules/migrate_drupal_ui/src/Form/MigrateUpgradeForm.php
@@ -21,670 +21,6 @@ class MigrateUpgradeForm extends ConfirmFormBase {
   use MigrationConfigurationTrait;
 
   /**
-   * Mapping of known migrations and their source and destination modules.
-   *
-   * @todo https://www.drupal.org/node/2569805 Hardcoding this information is
-   *   not robust - the migrations themselves should hold the necessary
-   *   information.
-   *
-   * @var array[]
-   */
-  protected $moduleUpgradePaths = [
-    'action_settings' => [
-      'source_module' => 'system',
-      'destination_module' => 'action',
-    ],
-    'd6_aggregator_feed' => [
-      'source_module' => 'aggregator',
-      'destination_module' => 'aggregator',
-    ],
-    'd6_aggregator_item' => [
-      'source_module' => 'aggregator',
-      'destination_module' => 'aggregator',
-    ],
-    'd6_aggregator_settings' => [
-      'source_module' => 'aggregator',
-      'destination_module' => 'aggregator',
-    ],
-    'd7_aggregator_feed' => [
-      'source_module' => 'aggregator',
-      'destination_module' => 'aggregator',
-    ],
-    'd7_aggregator_item' => [
-      'source_module' => 'aggregator',
-      'destination_module' => 'aggregator',
-    ],
-    'd7_aggregator_settings' => [
-      'source_module' => 'aggregator',
-      'destination_module' => 'aggregator',
-    ],
-    'd7_blocked_ips' => [
-      'source_module' => 'system',
-      'destination_module' => 'ban',
-    ],
-    'd6_block' => [
-      'source_module' => 'block',
-      'destination_module' => 'block',
-    ],
-    'd7_block' => [
-      'source_module' => 'block',
-      'destination_module' => 'block',
-    ],
-    'block_content_entity_form_display' => [
-      'source_module' => 'block',
-      'destination_module' => 'block_content',
-    ],
-    'block_content_entity_display' => [
-      'source_module' => 'block',
-      'destination_module' => 'block_content',
-    ],
-    'block_content_body_field' => [
-      'source_module' => 'block',
-      'destination_module' => 'block_content',
-    ],
-    'block_content_type' => [
-      'source_module' => 'block',
-      'destination_module' => 'block_content',
-    ],
-    'd6_custom_block' => [
-      'source_module' => 'block',
-      'destination_module' => 'block_content',
-    ],
-    'd7_custom_block' => [
-      'source_module' => 'block',
-      'destination_module' => 'block_content',
-    ],
-    'd6_book' => [
-      'source_module' => 'book',
-      'destination_module' => 'book',
-    ],
-    'd6_book_settings' => [
-      'source_module' => 'book',
-      'destination_module' => 'book',
-    ],
-    'd6_comment' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd6_comment_entity_display' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd6_comment_entity_form_display' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd6_comment_entity_form_display_subject' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd6_comment_field' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd6_comment_field_instance' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd6_comment_type' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd7_comment' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd7_comment_entity_display' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd7_comment_entity_form_display' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd7_comment_entity_form_display_subject' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd7_comment_field' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd7_comment_field_instance' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'd7_comment_type' => [
-      'source_module' => 'comment',
-      'destination_module' => 'comment',
-    ],
-    'contact_category' => [
-      'source_module' => 'contact',
-      'destination_module' => 'contact',
-    ],
-    'd6_contact_settings' => [
-      'source_module' => 'contact',
-      'destination_module' => 'contact',
-    ],
-    'd7_contact_settings' => [
-      'source_module' => 'contact',
-      'destination_module' => 'contact',
-    ],
-    'd6_dblog_settings' => [
-      'source_module' => 'dblog',
-      'destination_module' => 'dblog',
-    ],
-    'd7_dblog_settings' => [
-      'source_module' => 'dblog',
-      'destination_module' => 'dblog',
-    ],
-    'default_language' => [
-      'source_module' => 'locale',
-      'destination_module' => 'language',
-    ],
-    'd6_field' => [
-      'source_module' => 'content',
-      'destination_module' => 'field',
-    ],
-    'd6_field_formatter_settings' => [
-      'source_module' => 'content',
-      'destination_module' => 'field',
-    ],
-    'd6_field_instance' => [
-      'source_module' => 'content',
-      'destination_module' => 'field',
-    ],
-    'd6_field_instance_widget_settings' => [
-      'source_module' => 'content',
-      'destination_module' => 'field',
-    ],
-    'd7_field' => [
-      'source_module' => 'field',
-      'destination_module' => 'field',
-    ],
-    'd7_field_formatter_settings' => [
-      'source_module' => 'field',
-      'destination_module' => 'field',
-    ],
-    'd7_field_instance' => [
-      'source_module' => 'field',
-      'destination_module' => 'field',
-    ],
-    'd7_field_instance_widget_settings' => [
-      'source_module' => 'field',
-      'destination_module' => 'field',
-    ],
-    'd7_view_modes' => [
-      'source_module' => 'field',
-      'destination_module' => 'field',
-    ],
-    'd6_file' => [
-      'source_module' => 'system',
-      'destination_module' => 'file',
-    ],
-    'file_settings' => [
-      'source_module' => 'system',
-      'destination_module' => 'file',
-    ],
-    'd6_upload' => [
-      'source_module' => 'upload',
-      'destination_module' => 'file',
-    ],
-    'd6_upload_entity_display' => [
-      'source_module' => 'upload',
-      'destination_module' => 'file',
-    ],
-    'd6_upload_entity_form_display' => [
-      'source_module' => 'upload',
-      'destination_module' => 'file',
-    ],
-    'd6_upload_field' => [
-      'source_module' => 'upload',
-      'destination_module' => 'file',
-    ],
-    'd6_upload_field_instance' => [
-      'source_module' => 'upload',
-      'destination_module' => 'file',
-    ],
-    'd7_file' => [
-      'source_module' => 'file',
-      'destination_module' => 'file',
-    ],
-    'd7_file_private' => [
-      'source_module' => 'file',
-      'destination_module' => 'file',
-    ],
-    'd6_filter_format' => [
-      'source_module' => 'filter',
-      'destination_module' => 'filter',
-    ],
-    'd7_filter_format' => [
-      'source_module' => 'filter',
-      'destination_module' => 'filter',
-    ],
-    'd7_filter_settings' => [
-      'source_module' => 'filter',
-      'destination_module' => 'filter',
-    ],
-    'd6_forum_settings' => [
-      'source_module' => 'forum',
-      'destination_module' => 'forum',
-    ],
-    'd7_forum_settings' => [
-      'source_module' => 'forum',
-      'destination_module' => 'forum',
-    ],
-    'd7_global_theme_settings' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd6_imagecache_presets' => [
-      'source_module' => 'imagecache',
-      'destination_module' => 'image',
-    ],
-    'd7_image_settings' => [
-      'source_module' => 'image',
-      'destination_module' => 'image',
-    ],
-    'd7_image_styles' => [
-      'source_module' => 'image',
-      'destination_module' => 'image',
-    ],
-    'd6_language_content_settings' => [
-      'source_module' => 'locale',
-      'destination_module' => 'language',
-    ],
-    'd7_language_content_settings' => [
-      'source_module' => 'locale',
-      'destination_module' => 'language',
-    ],
-    'd6_language_negotiation_settings' => [
-      'source_module' => 'locale',
-      'destination_module' => 'language',
-    ],
-    'd7_language_negotiation_settings' => [
-      'source_module' => 'locale',
-      'destination_module' => 'language',
-    ],
-    'language_prefixes_and_domains' => [
-      'source_module' => 'locale',
-      'destination_module' => 'language',
-    ],
-    'd6_language_types' => [
-      'source_module' => 'locale',
-      'destination_module' => 'language',
-    ],
-    'language' => [
-      'source_module' => 'locale',
-      'destination_module' => 'language',
-    ],
-    'd7_language_types' => [
-      'source_module' => 'locale',
-      'destination_module' => 'language',
-    ],
-    'locale_settings' => [
-      'source_module' => 'locale',
-      'destination_module' => 'locale',
-    ],
-    'd6_menu_links' => [
-      'source_module' => 'menu',
-      'destination_module' => 'menu_link_content',
-    ],
-    'menu_settings' => [
-      'source_module' => 'menu',
-      'destination_module' => 'menu_ui',
-    ],
-    'd7_menu_links' => [
-      'source_module' => 'menu',
-      'destination_module' => 'menu_link_content',
-    ],
-    'd6_node' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd6_node_translation' => [
-      'source_module' => 'translation',
-      'destination_module' => 'content_translation',
-    ],
-    'd6_node_revision' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd6_node_setting_promote' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd6_node_setting_status' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd6_node_setting_sticky' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd6_node_settings' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd6_node_type' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd6_view_modes' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd7_node' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd7_node_revision' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd7_node_settings' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd7_node_translation' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd7_node_title_label' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd7_node_type' => [
-      'source_module' => 'node',
-      'destination_module' => 'node',
-    ],
-    'd6_url_alias' => [
-      'source_module' => 'path',
-      'destination_module' => 'path',
-    ],
-    'd7_url_alias' => [
-      'source_module' => 'path',
-      'destination_module' => 'path',
-    ],
-    'search_page' => [
-      'source_module' => 'search',
-      'destination_module' => 'search',
-    ],
-    'd6_search_settings' => [
-      'source_module' => 'search',
-      'destination_module' => 'search',
-    ],
-    'd7_search_settings' => [
-      'source_module' => 'search',
-      'destination_module' => 'search',
-    ],
-    'd7_shortcut' => [
-      'source_module' => 'shortcut',
-      'destination_module' => 'shortcut',
-    ],
-    'd7_shortcut_set' => [
-      'source_module' => 'shortcut',
-      'destination_module' => 'shortcut',
-    ],
-    'd7_shortcut_set_users' => [
-      'source_module' => 'shortcut',
-      'destination_module' => 'shortcut',
-    ],
-    'd6_simpletest_settings' => [
-      'source_module' => 'simpletest',
-      'destination_module' => 'simpletest',
-    ],
-    'd7_simpletest_settings' => [
-      'source_module' => 'simpletest',
-      'destination_module' => 'simpletest',
-    ],
-    'statistics_settings' => [
-      'source_module' => 'statistics',
-      'destination_module' => 'statistics',
-    ],
-    'd6_syslog_settings' => [
-      'source_module' => 'syslog',
-      'destination_module' => 'syslog',
-    ],
-    'd7_syslog_settings' => [
-      'source_module' => 'syslog',
-      'destination_module' => 'syslog',
-    ],
-    'd6_date_formats' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd6_system_cron' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd6_system_date' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd6_system_file' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'system_image' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'system_image_gd' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'system_logging' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'system_maintenance' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd6_system_performance' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'system_rss' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'system_site' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd7_system_authorize' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd7_system_cron' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd7_system_date' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd7_system_file' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd7_system_mail' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd7_system_performance' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd6_menu' => [
-      'source_module' => 'menu',
-      'destination_module' => 'system',
-    ],
-    'd7_menu' => [
-      'source_module' => 'menu',
-      'destination_module' => 'system',
-    ],
-    'taxonomy_settings' => [
-      'source_module' => 'taxonomy',
-      'destination_module' => 'taxonomy',
-    ],
-    'd6_taxonomy_term' => [
-      'source_module' => 'taxonomy',
-      'destination_module' => 'taxonomy',
-    ],
-    'd6_taxonomy_term_translation' => [
-      'source_module' => 'i18n',
-      'destination_module' => 'taxonomy',
-    ],
-    'd6_taxonomy_vocabulary' => [
-      'source_module' => 'taxonomy',
-      'destination_module' => 'taxonomy',
-    ],
-    'd6_taxonomy_vocabulary_translation' => [
-      'source_module' => 'i18n',
-      'destination_module' => 'taxonomy',
-    ],
-    'd6_term_node' => [
-      'source_module' => 'taxonomy',
-      'destination_module' => 'taxonomy',
-    ],
-    'd6_term_node_revision' => [
-      'source_module' => 'taxonomy',
-      'destination_module' => 'taxonomy',
-    ],
-    'd6_vocabulary_entity_display' => [
-      'source_module' => 'taxonomy',
-      'destination_module' => 'taxonomy',
-    ],
-    'd6_vocabulary_entity_form_display' => [
-      'source_module' => 'taxonomy',
-      'destination_module' => 'taxonomy',
-    ],
-    'd6_vocabulary_field' => [
-      'source_module' => 'taxonomy',
-      'destination_module' => 'taxonomy',
-    ],
-    'd6_vocabulary_field_instance' => [
-      'source_module' => 'taxonomy',
-      'destination_module' => 'taxonomy',
-    ],
-    'd7_taxonomy_term' => [
-      'source_module' => 'taxonomy',
-      'destination_module' => 'taxonomy',
-    ],
-    'd7_taxonomy_vocabulary' => [
-      'source_module' => 'taxonomy',
-      'destination_module' => 'taxonomy',
-    ],
-    'text_settings' => [
-      'source_module' => 'text',
-      'destination_module' => 'text',
-    ],
-    'd7_tracker_node' => [
-      'source_module' => 'tracker',
-      'destination_module' => 'tracker',
-    ],
-    'd7_tracker_settings' => [
-      'source_module' => 'tracker',
-      'destination_module' => 'tracker',
-    ],
-    'd7_tracker_user' => [
-      'source_module' => 'tracker',
-      'destination_module' => 'tracker',
-    ],
-    'update_settings' => [
-      'source_module' => 'update',
-      'destination_module' => 'update',
-    ],
-    'd6_profile_values' => [
-      'source_module' => 'profile',
-      'destination_module' => 'user',
-    ],
-    'd7_theme_settings' => [
-      'source_module' => 'system',
-      'destination_module' => 'system',
-    ],
-    'd6_user' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'd6_user_contact_settings' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'd6_user_mail' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'd6_user_picture_file' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'd6_user_role' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'd6_user_settings' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'd7_user' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'd7_user_flood' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'd7_user_mail' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'd7_user_role' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'user_picture_entity_display' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'user_picture_entity_form_display' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'user_picture_field' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'user_picture_field_instance' => [
-      'source_module' => 'user',
-      'destination_module' => 'user',
-    ],
-    'user_profile_entity_display' => [
-      'source_module' => 'profile',
-      'destination_module' => 'user',
-    ],
-    'user_profile_entity_form_display' => [
-      'source_module' => 'profile',
-      'destination_module' => 'user',
-    ],
-    'user_profile_field' => [
-      'source_module' => 'profile',
-      'destination_module' => 'user',
-    ],
-    'user_profile_field_instance' => [
-      'source_module' => 'profile',
-      'destination_module' => 'user',
-    ],
-    'd6_user_profile_field_instance_translation' => [
-      'source_module' => 'i18n',
-      'destination_module' => 'user',
-    ],
-  ];
-
-  /**
    * The state service.
    *
    * @var \Drupal\Core\State\StateInterface