Add device policy: Kiosk Virtual Keyboard Layout.

ui/keyboard/keyboard_util.cc

Index: ui/keyboard/keyboard_util.cc
diff --git a/ui/keyboard/keyboard_util.cc b/ui/keyboard/keyboard_util.cc
index 9c89e6442b3a4ca5119511cfff249e1b63fdb3f1..737b04d703b45c70517c859976910c9d013f2adb 100644
--- a/ui/keyboard/keyboard_util.cc
+++ b/ui/keyboard/keyboard_util.cc
@@ -44,6 +44,8 @@ base::LazyInstance<GURL> g_override_content_url = LAZY_INSTANCE_INITIALIZER;
 
 bool g_touch_keyboard_enabled = false;
 
+bool g_kiosk_keyboard_enabled = false;
+
 keyboard::KeyboardOverscrolOverride g_keyboard_overscroll_override =
     keyboard::KEYBOARD_OVERSCROLL_OVERRIDE_NONE;
 
@@ -90,6 +92,14 @@ bool GetTouchKeyboardEnabled() {
   return g_touch_keyboard_enabled;
 }
 
+void SetKioskKeyboardEnabled(bool enabled) {
+  g_kiosk_keyboard_enabled = enabled;
+}
+
+bool GetKioskKeyboardEnabled() {
+  return g_kiosk_keyboard_enabled;
+}
+
 std::string GetKeyboardLayout() {
   // TODO(bshe): layout string is currently hard coded. We should use more
   // standard keyboard layouts.
@@ -100,8 +110,8 @@ bool IsKeyboardEnabled() {
   return g_accessibility_keyboard_enabled ||
       CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kEnableVirtualKeyboard) ||
-      IsKeyboardUsabilityExperimentEnabled() ||
-      g_touch_keyboard_enabled;
+      IsKeyboardUsabilityExperimentEnabled() || g_touch_keyboard_enabled ||
+      g_kiosk_keyboard_enabled;
 }
 
 bool IsKeyboardUsabilityExperimentEnabled() {