diff -u b/core/modules/image/image.install b/core/modules/image/image.install
--- b/core/modules/image/image.install
+++ b/core/modules/image/image.install
@@ -119,9 +119,6 @@
  */
 function _image_update_get_style_with_effects(array $style) {
   // Retrieve image effects.
-  // @todo Module updates are not able to invoke module hooks and API functions;
-  //   additional information previously supplied via hook_image_effect_info()
-  //   is not and cannot be taken into account.
   $effects = array();
   $result = db_select('image_effects', NULL, array('fetch' => PDO::FETCH_ASSOC))
     ->fields('image_effects')
diff -u b/core/modules/system/lib/Drupal/system/Tests/Upgrade/ImageUpgradePathTest.php b/core/modules/system/lib/Drupal/system/Tests/Upgrade/ImageUpgradePathTest.php
--- b/core/modules/system/lib/Drupal/system/Tests/Upgrade/ImageUpgradePathTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Upgrade/ImageUpgradePathTest.php
@@ -37,7 +37,7 @@
     $expected_styles['test-custom'] = array(
       'name' => 'test-custom',
       'effects' => array(
-        'uuid1' => array(
+        'image_rotate' => array(
           'name' => 'image_rotate',
           'data' => array(
             'degrees' => '90',
@@ -46,7 +46,7 @@
           ),
           'weight' => '1',
         ),
-        'uuid2' => array(
+        'image_desaturate' => array(
           'name' => 'image_desaturate',
           'data' => array(),
           'weight' => '2',
@@ -56,7 +56,7 @@
     $expected_styles['thumbnail'] = array(
       'name' => 'thumbnail',
       'effects' => array (
-        'uuid1' => array(
+        'image_scale' => array(
           'name' => 'image_scale',
           'data' => array (
             'width' => '177',
@@ -69,17 +69,15 @@
     );
     foreach ($expected_styles as $name => $style) {
       $config = config('image.style.' . $name);
-      // Replace placeholder uuid + number keys with UUID's generated during by
-      // the image style upgrade functions.
-      $count = 1;
+      // Replace placeholder with image effect name keys with UUID's generated
+      // during by the image style upgrade functions.
       foreach ($config->get('effects') as $uuid => $effect) {
         // Copy placeholder data.
-        $style['effects'][$uuid] = $style['effects']['uuid' . $count];
+        $style['effects'][$uuid] = $style['effects'][$effect['name']];
         // Set the missing ieid key as this is unknown because it is a UUID.
         $style['effects'][$uuid]['ieid'] = $uuid;
         // Remove the placeholder data.
-        unset($style['effects']['uuid' . $count]);
-        $count++;
+        unset($style['effects'][$effect['name']]);
       }
       $this->assertEqual($this->sortByKey($style), $config->get(), format_string('@first is equal to @second.', array(
         '@first' => var_export($this->sortByKey($style), TRUE),
@@ -112 +110 @@
-}
\ No newline at end of file
+}
diff -u b/core/modules/system/tests/upgrade/drupal-7.image.database.php b/core/modules/system/tests/upgrade/drupal-7.image.database.php
--- b/core/modules/system/tests/upgrade/drupal-7.image.database.php
+++ b/core/modules/system/tests/upgrade/drupal-7.image.database.php
@@ -2,9 +2,9 @@
 
 /**
  * @file
- * Database additions for language tests. Used in upgrade.language.test.
+ * Database additions for Drupal\system\Tests\Upgrade\ImageUpgradePathTest.
  *
- * This dump only contains data and schema components relevant for language
+ * This dump only contains data and schema components relevant for image
  * functionality. The drupal-7.filled.database.php file is imported before
  * this dump, so the two form the database structure expected in tests
  * altogether.