diff -r 94d903234f6b -r 00600ebb8aa3 src/Pure/General/bytes.scala
--- a/src/Pure/General/bytes.scala	Sat Jun 15 23:47:04 2024 +0200
+++ b/src/Pure/General/bytes.scala	Sat Jun 15 23:49:06 2024 +0200
@@ -435,7 +435,6 @@
     }
 
   def proper: Option[Bytes] = if (is_empty) None else Some(this)
-  def proper_text: Option[String] = if (is_empty) None else Some(text)
 
   def +(other: Bytes): Bytes =
     if (other.is_empty) this