Cleaning up some code

src/Utility/Time.php

@@ -14,7 +14,6 @@
  */
 namespace Cake\Utility;
 
-use Cake\Core\Configure;
 use Carbon\Carbon;
 use IntlDateFormatter;
 

tests/TestCase/Utility/TimeTest.php

@@ -16,8 +16,6 @@
  */
 namespace Cake\Test\TestCase\Utility;
 
-use Cake\Core\App;
-use Cake\Core\Configure;
 use Cake\TestSuite\TestCase;
 use Cake\Utility\Time;
 
@@ -28,13 +26,6 @@ use Cake\Utility\Time;
 class TimeTest extends TestCase {
 
 /**
- * Default system timezone identifier
- *
- * @var string
- */
-	protected $_systemTimezoneIdentifier = null;
-
-/**
  * setUp method
  *
  * @return void