reverted:
--- b/src/Plugin/migrate/destination/Profile.php
+++ a/src/Plugin/migrate/destination/commerce/d7/Profile.php
@@ -1,6 +1,6 @@
 <?php
 
+namespace Drupal\commerce_migrate\Plugin\migrate\destination\commerce\d7;
-namespace Drupal\commerce_migrate\Plugin\migrate\destination;
 
 use Drupal\migrate\Plugin\migrate\destination\EntityContentBase;
 use Drupal\Core\Entity\ContentEntityInterface;
reverted:
--- b/src/Plugin/migrate/source/ubercart/d6/BillingProfile.php
+++ a/src/Plugin/migrate/source/ubercart/d6/BillingProfile.php
@@ -6,8 +6,6 @@
 use Drupal\migrate\Row;
 
 /**
- * Gets the billing profile data.
- *
  * @MigrateSource(
  *   id = "d6_ubercart_billing_profile"
  * )
@@ -68,9 +66,9 @@
   }
 
   /**
+   * Queries database for the order ids of the most recently modified billing
+   * addresses. It assumes the billing address on the most recent order are
+   * the most current.
-   * Gets orders id for the most recent modified billing address.
-   *
-   * Assumes the billing address on the most recent order are the most current.
    */
   public function getOrderIds() {
     $query = $this->select('uc_orders', 'uo')
reverted:
--- b/src/Plugin/migrate/source/ubercart/d6/Product.php
+++ a/src/Plugin/migrate/source/ubercart/d6/Product.php
@@ -2,12 +2,13 @@
 
 namespace Drupal\commerce_migrate\Plugin\migrate\source\ubercart\d6;
 
+use Drupal\Core\State\StateInterface;
+use Drupal\migrate\MigrateException;
 use Drupal\migrate\Plugin\migrate\source\SqlBase;
+use Drupal\migrate\Plugin\MigrationInterface;
 use Drupal\migrate\Row;
 
 /**
- * Gets the ubercart product dat.
- *
  * @MigrateSource(
  *   id = "d6_ubercart_product"
  * )