Fix order of params to strpos. props ampt, fixes #12115.

git-svn-id: http://svn.automattic.com/wordpress/trunk@14976 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/class-oembed.php

@@ -272,7 +272,7 @@ class WP_oEmbed {
 	 * @return string Possibly modified $html
 	 */
 	function _strip_newlines( $html, $data, $url ) {
-		if ( false !== strpos( "\n", $html ) )
+		if ( false !== strpos( $html, "\n" ) )
 			$html = str_replace( array( "\r\n", "\n" ), '', $html );
 
 		return $html;