Revert "Make a hidden form field to keep the language code"

This reverts commit f3d9e7137ed19dbe1944567909e1f117eba0fade.

Breaks the core functionality of the special page.

Change-Id: I4a4b01e16763a7b418ff137112d2db2d42293ed1
Merge "Revert "Make a hidden form field to keep the language code""