}
/**
- * @return string
+ * @return string|false
*/
function getText() {
if ( isset( self::$blobCache[$this->mOldId] ) ) {
/**
* Compute a binary "Adler-32" checksum as defined by LibXDiff, i.e. with
- * the bytes backwards and initialised with 0 instead of 1. See bug 34428.
+ * the bytes backwards and initialised with 0 instead of 1. See T36428.
*
* @param string $s
* @return string|bool False if the hash extension is not available