diff --git a/core/lib/Drupal/Core/Entity/EntityDefinitionUpdateManager.php b/core/lib/Drupal/Core/Entity/EntityDefinitionUpdateManager.php
index c943b95..a61d385 100644
--- a/core/lib/Drupal/Core/Entity/EntityDefinitionUpdateManager.php
+++ b/core/lib/Drupal/Core/Entity/EntityDefinitionUpdateManager.php
@@ -53,15 +53,14 @@ public function getChangeSummary() {
       // Process entity type definition changes.
       if (!empty($change_list['entity_type'])) {
         $entity_type = $this->entityManager->getDefinition($entity_type_id);
-        $t_args = array('%entity_type' => $entity_type->getLabel());
 
         switch ($change_list['entity_type']) {
           case static::DEFINITION_CREATED:
-            $summary[$entity_type_id][] = $this->t('Create the %entity_type entity type.', $t_args);
+            $summary[$entity_type_id][] = $this->t('The %entity_type entity type needs to be installed.', ['%entity_type' => $entity_type->getLabel()]);
             break;
 
           case static::DEFINITION_UPDATED:
-            $summary[$entity_type_id][] = $this->t('Update the %entity_type entity type.', $t_args);
+            $summary[$entity_type_id][] = $this->t('The %entity_type entity type needs to be updated.', ['%entity_type' => $entity_type->getLabel()]);
             break;
         }
       }
@@ -74,15 +73,15 @@ public function getChangeSummary() {
         foreach ($change_list['field_storage_definitions'] as $field_name => $change) {
           switch ($change) {
             case static::DEFINITION_CREATED:
-              $summary[$entity_type_id][] = $this->t('Create the %field_name field.', array('%field_name' => $storage_definitions[$field_name]->getLabel()));
+              $summary[$entity_type_id][] = $this->t('The %field_name field needs to be installed.', ['%field_name' => $storage_definitions[$field_name]->getLabel()]);
               break;
 
             case static::DEFINITION_UPDATED:
-              $summary[$entity_type_id][] = $this->t('Update the %field_name field.', array('%field_name' => $storage_definitions[$field_name]->getLabel()));
+              $summary[$entity_type_id][] = $this->t('The %field_name field needs to be updated.', ['%field_name' => $storage_definitions[$field_name]->getLabel()]);
               break;
 
             case static::DEFINITION_DELETED:
-              $summary[$entity_type_id][] = $this->t('Delete the %field_name field.', array('%field_name' => $original_storage_definitions[$field_name]->getLabel()));
+              $summary[$entity_type_id][] = $this->t('The %field_name field needs to be uninstalled.', ['%field_name' => $original_storage_definitions[$field_name]->getLabel()]);
               break;
           }
         }
diff --git a/core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationContentEntity.php b/core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationContentEntity.php
index fd9da35..4ce022d 100644
--- a/core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationContentEntity.php
+++ b/core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationContentEntity.php
@@ -181,8 +181,8 @@ public function getLanguageSwitchLinks(Request $request, $type, Url $url) {
    * \Drupal\language\Plugin\LanguageNegotiation\LanguageNegotiationContentEntity::processOutbound().
    *
    * @return bool
-   *   TRUE if the content entity language negotiator has higher priority than
-   *   the url language negotiator, FALSE otherwise.
+   *   TRUE if the the content entity language negotiator has higher priority
+   *   than the url language negotiator, FALSE otherwise.
    */
   protected function hasLowerLanguageNegotiationWeight() {
     if (!isset($this->hasLowerLanguageNegotiationWeightResult)) {
diff --git a/core/modules/system/src/Tests/Entity/EntityDefinitionUpdateTest.php b/core/modules/system/src/Tests/Entity/EntityDefinitionUpdateTest.php
index a9b86b9..177fd52 100644
--- a/core/modules/system/src/Tests/Entity/EntityDefinitionUpdateTest.php
+++ b/core/modules/system/src/Tests/Entity/EntityDefinitionUpdateTest.php
@@ -105,7 +105,7 @@ public function testEntityTypeUpdateWithoutData() {
     $this->assertTrue($this->entityDefinitionUpdateManager->needsUpdates(), 'EntityDefinitionUpdateManager reports that updates are needed.');
     $expected = array(
       'entity_test_update' => array(
-        t('Update the %entity_type entity type.', array('%entity_type' => $this->entityManager->getDefinition('entity_test_update')->getLabel())),
+        t('The %entity_type entity type needs to be updated.', ['%entity_type' => $this->entityManager->getDefinition('entity_test_update')->getLabel()]),
       ),
     );
     $this->assertEqual($this->entityDefinitionUpdateManager->getChangeSummary(), $expected); //, 'EntityDefinitionUpdateManager reports the expected change summary.');
@@ -144,7 +144,7 @@ public function testBaseFieldCreateUpdateDeleteWithoutData() {
     $this->assertTrue($this->entityDefinitionUpdateManager->needsUpdates(), 'EntityDefinitionUpdateManager reports that updates are needed.');
     $expected = array(
       'entity_test_update' => array(
-        t('Create the %field_name field.', array('%field_name' => t('A new base field'))),
+        t('The %field_name field needs to be installed.', ['%field_name' => t('A new base field')]),
       ),
     );
     $this->assertEqual($this->entityDefinitionUpdateManager->getChangeSummary(), $expected, 'EntityDefinitionUpdateManager reports the expected change summary.');
@@ -157,7 +157,7 @@ public function testBaseFieldCreateUpdateDeleteWithoutData() {
     $this->assertTrue($this->entityDefinitionUpdateManager->needsUpdates(), 'EntityDefinitionUpdateManager reports that updates are needed.');
     $expected = array(
       'entity_test_update' => array(
-        t('Update the %field_name field.', array('%field_name' => t('A new base field'))),
+        t('The %field_name field needs to be updated.', ['%field_name' => t('A new base field')]),
       ),
     );
     $this->assertEqual($this->entityDefinitionUpdateManager->getChangeSummary(), $expected, 'EntityDefinitionUpdateManager reports the expected change summary.');
@@ -170,7 +170,7 @@ public function testBaseFieldCreateUpdateDeleteWithoutData() {
     $this->assertTrue($this->entityDefinitionUpdateManager->needsUpdates(), 'EntityDefinitionUpdateManager reports that updates are needed.');
     $expected = array(
       'entity_test_update' => array(
-        t('Update the %field_name field.', array('%field_name' => t('A new base field'))),
+        t('The %field_name field needs to be updated.', ['%field_name' => t('A new base field')]),
       ),
     );
     $this->assertEqual($this->entityDefinitionUpdateManager->getChangeSummary(), $expected, 'EntityDefinitionUpdateManager reports the expected change summary.');
@@ -184,7 +184,7 @@ public function testBaseFieldCreateUpdateDeleteWithoutData() {
     $this->assertTrue($this->entityDefinitionUpdateManager->needsUpdates(), 'EntityDefinitionUpdateManager reports that updates are needed.');
     $expected = array(
       'entity_test_update' => array(
-        t('Update the %field_name field.', array('%field_name' => t('A new base field'))),
+        t('The %field_name field needs to be updated.', ['%field_name' => t('A new base field')]),
       ),
     );
     $this->assertEqual($this->entityDefinitionUpdateManager->getChangeSummary(), $expected, 'EntityDefinitionUpdateManager reports the expected change summary.');
@@ -199,7 +199,7 @@ public function testBaseFieldCreateUpdateDeleteWithoutData() {
     $this->assertTrue($this->entityDefinitionUpdateManager->needsUpdates(), 'EntityDefinitionUpdateManager reports that updates are needed.');
     $expected = array(
       'entity_test_update' => array(
-        t('Delete the %field_name field.', array('%field_name' => t('A new base field'))),
+        t('The %field_name field needs to be uninstalled.', ['%field_name' => t('A new base field')]),
       ),
     );
     $this->assertEqual($this->entityDefinitionUpdateManager->getChangeSummary(), $expected, 'EntityDefinitionUpdateManager reports the expected change summary.');
@@ -218,7 +218,7 @@ public function testBundleFieldCreateUpdateDeleteWithoutData() {
     $this->assertTrue($this->entityDefinitionUpdateManager->needsUpdates(), 'EntityDefinitionUpdateManager reports that updates are needed.');
     $expected = array(
       'entity_test_update' => array(
-        t('Create the %field_name field.', array('%field_name' => t('A new bundle field'))),
+        t('The %field_name field needs to be installed.', ['%field_name' => t('A new bundle field')]),
       ),
     );
     $this->assertEqual($this->entityDefinitionUpdateManager->getChangeSummary(), $expected, 'EntityDefinitionUpdateManager reports the expected change summary.');
@@ -231,9 +231,9 @@ public function testBundleFieldCreateUpdateDeleteWithoutData() {
     $this->modifyBundleField();
     $this->assertTrue($this->entityDefinitionUpdateManager->needsUpdates(), 'EntityDefinitionUpdateManager reports that updates are needed.');
     $expected = array(
-      'entity_test_update' => array(
-        t('Update the %field_name field.', array('%field_name' => t('A new bundle field'))),
-      ),
+      'entity_test_update' => [
+        t('The %field_name field needs to be updated.', ['%field_name' => t('A new bundle field')]),
+      ],
     );
     $this->assertEqual($this->entityDefinitionUpdateManager->getChangeSummary(), $expected, 'EntityDefinitionUpdateManager reports the expected change summary.');
     $this->entityDefinitionUpdateManager->applyUpdates();
@@ -245,7 +245,7 @@ public function testBundleFieldCreateUpdateDeleteWithoutData() {
     $this->assertTrue($this->entityDefinitionUpdateManager->needsUpdates(), 'EntityDefinitionUpdateManager reports that updates are needed.');
     $expected = array(
       'entity_test_update' => array(
-        t('Delete the %field_name field.', array('%field_name' => t('A new bundle field'))),
+        t('The %field_name field needs to be uninstalled.', ['%field_name' => t('A new bundle field')]),
       ),
     );
     $this->assertEqual($this->entityDefinitionUpdateManager->getChangeSummary(), $expected, 'EntityDefinitionUpdateManager reports the expected change summary.');
@@ -487,7 +487,7 @@ public function testEntityIndexCreateDeleteWithoutData() {
     $this->assertTrue($this->entityDefinitionUpdateManager->needsUpdates(), 'EntityDefinitionUpdateManager reports that updates are needed.');
     $expected = array(
       'entity_test_update' => array(
-        t('Update the %entity_type entity type.', array('%entity_type' => $this->entityManager->getDefinition('entity_test_update')->getLabel())),
+        t('The %entity_type entity type needs to be updated.', ['%entity_type' => $this->entityManager->getDefinition('entity_test_update')->getLabel()]),
       ),
     );
     $this->assertEqual($this->entityDefinitionUpdateManager->getChangeSummary(), $expected, 'EntityDefinitionUpdateManager reports the expected change summary.');
@@ -502,7 +502,7 @@ public function testEntityIndexCreateDeleteWithoutData() {
     $this->assertTrue($this->entityDefinitionUpdateManager->needsUpdates(), 'EntityDefinitionUpdateManager reports that updates are needed.');
     $expected = array(
       'entity_test_update' => array(
-        t('Update the %entity_type entity type.', array('%entity_type' => $this->entityManager->getDefinition('entity_test_update')->getLabel())),
+        t('The %entity_type entity type needs to be updated.', ['%entity_type' => $this->entityManager->getDefinition('entity_test_update')->getLabel()]),
       ),
     );
     $this->assertEqual($this->entityDefinitionUpdateManager->getChangeSummary(), $expected, 'EntityDefinitionUpdateManager reports the expected change summary.');