Revert r37358

* lib/rexml/source.rb (REXML::IOSource#initialize): Use
  encode("UTF-16XX") instead of UTF-16XX encoded byte string by
  hand.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37359 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,9 +1,3 @@
-Sun Oct 28 19:54:43 2012  Kouhei Sutou  <kou@cozmixng.org>
-
-	* lib/rexml/source.rb (REXML::IOSource#initialize): Use
-	  encode("UTF-16XX") instead of UTF-16XX encoded byte string by
-	  hand.
-
 Sun Oct 28 19:12:11 2012  Tadayoshi Funaba  <tadf@dotrb.org>
 
 	* ext/date/date_parse.c (iso8601_{ext,bas}_time): should not match

lib/rexml/source.rb

@@ -149,9 +149,9 @@ module REXML
       if encoding
         self.encoding = encoding
       elsif str[0,2] == "\xfe\xff"
-        @line_break = ">".encode("UTF-16BE")
+        @line_break = "\000>"
       elsif str[0,2] == "\xff\xfe"
-        @line_break = ">".encode("UTF-16LE")
+        @line_break = ">\000"
       elsif str[0,2] == "\xef\xbb"
         str += @source.read(1)
         str = '' if (str[2,1] == "\xBF")