array_shift() error fixes from DD32. fixes #6499 for trunk

git-svn-id: http://svn.automattic.com/wordpress/trunk@7713 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2008-04-16 23:09:51 +00:00
parent 7387154152
commit 957a61318b
3 changed files with 3 additions and 3 deletions
@@ -2425,7 +2425,7 @@ function wp_mime_type_icon( $mime = 0 ) {
 			$dirs = apply_filters( 'icon_dirs', array($icon_dir => $icon_dir_uri) );
 			$icon_files = array();
 			while ( $dirs ) {
-				$dir = array_shift(array_keys($dirs));
+				$dir = array_shift($keys = array_keys($dirs));
 				$uri = array_shift($dirs);
 				if ( $dh = opendir($dir) ) {
 					while ( false !== $file = readdir($dh) ) {