Issue #1738622 by Mile23, Cottser, jhodgdon: Documentation cleanup for UUID API

core/lib/Drupal/Component/Uuid/Com.php

@@ -3,7 +3,7 @@
 namespace Drupal\Component\Uuid;
 
 /**
- * UUID implementation using the Windows internal GUID extension.
+ * Generates a UUID using the Windows internal GUID extension.
  *
  * @see http://php.net/com_create_guid
  */

core/lib/Drupal/Component/Uuid/Pecl.php

@@ -3,7 +3,7 @@
 namespace Drupal\Component\Uuid;
 
 /**
- * UUID implementation using the PECL extension.
+ * Generates a UUID using the PECL extension.
  */
 class Pecl implements UuidInterface {
 

core/lib/Drupal/Component/Uuid/Uuid.php

@@ -13,7 +13,7 @@ class Uuid {
   const VALID_PATTERN = '[0-9a-f]{8}-([0-9a-f]{4}-){3}[0-9a-f]{12}';
 
   /**
-   * Checks that a string appears to be in the format of a UUID.
+   * Checks whether a string appears to be in the format of a UUID.
    *
    * Implementations should not implement validation, since UUIDs should be in
    * a consistent format across all implementations.