Update to Drupal 8.0.2. For more information, see https://www.drupal.org/drupal-8.0.2-release-notes

core/modules/content_translation/content_translation.module

@@ -96,9 +96,9 @@ function content_translation_language_types_info_alter(array &$language_types) {
  *   canonical link template cannot be enabled for translation. Setting this key
  *   to TRUE overrides that. When that key is set, the Content Translation
  *   module will not provide any UI for translating the entity type, and the
- *   entity type should implement its own UI. This is useful for (e.g.) entity
- *   types that are embedded into others for editing (which would not need a
- *   canonical link, but could still support translation).
+ *   entity type should implement its own UI. For instance, this is useful for
+ *   entity types that are embedded into others for editing (which would not
+ *   need a canonical link, but could still support translation).
  * - content_translation_metadata: To implement its business logic the content
  *   translation UI relies on various metadata items describing the translation
  *   state. The default implementation is provided by

core/modules/content_translation/src/ContentTranslationHandler.php

@@ -177,8 +177,8 @@ class ContentTranslationHandler implements ContentTranslationHandlerInterface, E
   protected function hasAuthor() {
     // Check for field named uid, but only in case the entity implements the
     // EntityOwnerInterface. This helps to exclude cases, where the uid is
-    // defined as field name, but is not meant to be an owner field e.g. the
-    // User entity.
+    // defined as field name, but is not meant to be an owner field; for
+    // instance, the User entity.
     return $this->entityType->isSubclassOf('\Drupal\user\EntityOwnerInterface') && $this->checkFieldStorageDefinitionTranslatability('uid');
   }
 
@@ -550,7 +550,7 @@ class ContentTranslationHandler implements ContentTranslationHandlerInterface, E
     // Update #title attribute for all elements that are allowed to have a
     // #title attribute according to the Form API Reference. The reason for this
     // check is because some elements have a #title attribute even though it is
-    // not rendered, e.g. field containers.
+    // not rendered; for instance, field containers.
     if (isset($element['#type']) && isset($fapi_title_elements[$element['#type']]) && isset($element['#title'])) {
       $element['#title'] .= $suffix;
     }

core/modules/content_translation/src/FieldTranslationSynchronizer.php

@@ -187,7 +187,7 @@ class FieldTranslationSynchronizer implements FieldTranslationSynchronizerInterf
    *
    * @param array $items
    *   An array of field items.
-   * @param integer $delta
+   * @param int $delta
    *   The delta identifying the item to be processed.
    * @param array $columns
    *   An array of column names to be synchronized.

core/modules/content_translation/src/Tests/ContentTranslationSyncUnitTest.php

@@ -48,7 +48,7 @@ class ContentTranslationSyncUnitTest extends KernelTestBase {
   /**
    * The field cardinality.
    *
-   * @var integer
+   * @var int
    */
   protected $cardinality;