Disable non Latin keyboard layout on Lock screen and Sign-in screen.

chromeos/ime/input_methods.txt

Index: chromeos/ime/input_methods.txt
diff --git a/chromeos/ime/input_methods.txt b/chromeos/ime/input_methods.txt
index d1e33cf74bb373684251872128ae8e81ca7bb48f..bd187daede2eaf4d3754ff43a94b497ad32c7857 100644
--- a/chromeos/ime/input_methods.txt
+++ b/chromeos/ime/input_methods.txt
@@ -16,6 +16,9 @@
 #    two-letter upper-case country code should be added (ex. "en-US", "zh-TW").
 #    See http://en.wikipedia.org/wiki/List_of_ISO_639-1_codes for details.
 #    We can specify multiple language code with comma separator.
+# 4) The additional attibution.
+#    no-login: Spcified keyboard layout will not be used on login screen or lock
+#              screen.
 #
 # Notes:
 #   When adding a line to this list, please also add a mapping from the input
@@ -34,14 +37,6 @@
 #   in chrome/browser/ui/ash/event_rewriter.cc. Otherwise, Mod3Mask might be
 #   removed unexpectedly by the rewriter.
 #
-#   If you add a new language such that some of its layouts can be used at
-#   signin screen (e.g. it is "Full Latin Keyboard Layout" therefore allowing
-#   input of gmail password), you should also update
-#   kHasLatinKeyboardLanguageList[] in
-#   chrome/browser/chromeos/input_method/input_method_manager_impl_ll.cc
-#
-#   If you add a new keyboard layout for existing language, please ensure
-#   that information in kHasLatinKeyboardLanguageList[] is still correct.
 
 # U.S. English
 xkb:us::eng	us	en-US,en-AU,id,fil,ms
@@ -75,13 +70,13 @@ xkb:ch::ger	ch	de
 xkb:jp::jpn	jp	ja
 
 # Russian
-xkb:ru::rus	ru	ru
-xkb:ru:phonetic:rus	ru(phonetic)	ru
+xkb:ru::rus	ru	ru no-login
+xkb:ru:phonetic:rus	ru(phonetic)	ru no-login
 
 # Keyboard layouts.
 xkb:br::por	br	pt-BR
-xkb:bg::bul	bg	bg
-xkb:bg:phonetic:bul	bg(phonetic)	bg
+xkb:bg::bul	bg	bg no-login
+xkb:bg:phonetic:bul	bg(phonetic)	bg no-login
 xkb:ca:eng:eng	ca(eng)	en-CA
 xkb:cz::cze	cz	cs
 xkb:cz:qwerty:cze	cz(qwerty)	cs
@@ -89,9 +84,9 @@ xkb:ee::est	ee	et
 xkb:es::spa	es	es
 xkb:es:cat:cat	es(cat)	ca
 xkb:dk::dan	dk	da
-xkb:gr::gre	gr	el
-xkb:il::heb	il	he
-xkb:latam::spa	latam	es,es-419
+xkb:gr::gre	gr	el no-login
+xkb:il::heb	il	he no-login
+xkb:latam::spa	latam	es,es-419 
 xkb:lt::lit	lt	lt
 xkb:lv:apostrophe:lav	lv(apostrophe)	lv
 xkb:hr::scr	hr	hr
@@ -106,14 +101,14 @@ xkb:pl::pol	pl	pl
 xkb:pt::por	pt	pt-PT
 xkb:ro::rum	ro	ro
 xkb:se::swe	se	sv
-xkb:sk::slo	sk	sk
+xkb:sk::slo	sk	sk no-login
 xkb:si::slv	si	sl
-xkb:rs::srp	rs	sr
+xkb:rs::srp	rs	sr no-login
 xkb:tr::tur	tr	tr
 xkb:ua::ukr	ua	uk
-xkb:by::bel	by	be
-xkb:am:phonetic:arm	am	hy
-xkb:ge::geo	ge	ka
-xkb:mn::mon	mn	mn
+xkb:by::bel	by	be no-login
+xkb:am:phonetic:arm	am	hy no-login
+xkb:ge::geo	ge	ka no-login
+xkb:mn::mon	mn	mn no-login
 # TODO(yusukes): Support xkb:latam:deadtilde:spa and/or xkb:latam:nodeadkeys:spa
 # if necessary.