kernel.rb (_inspect): _inspect method no longer needed

Author: matz

mrblib/kernel.rb

@@ -39,11 +39,6 @@ def !~(y)
     !(self =~ y)
   end
 
-  # internal method for inspect
-  def _inspect(_recur_list)
-    self.inspect
-  end
-
   def to_enum(*a)
     raise NotImplementedError.new("fiber required for enumerator")
   end