Add device policy: Kiosk Virtual Keyboard Layout.

chrome/browser/chromeos/app_mode/kiosk_app_manager.cc

Index: chrome/browser/chromeos/app_mode/kiosk_app_manager.cc
diff --git a/chrome/browser/chromeos/app_mode/kiosk_app_manager.cc b/chrome/browser/chromeos/app_mode/kiosk_app_manager.cc
index 3dff8f1607ec049bde2683d9ba65d7c4e0860062..309fae82d561d53742da94276d718c7093b78eac 100644
--- a/chrome/browser/chromeos/app_mode/kiosk_app_manager.cc
+++ b/chrome/browser/chromeos/app_mode/kiosk_app_manager.cc
@@ -31,6 +31,7 @@
 #include "chromeos/cryptohome/async_method_caller.h"
 #include "chromeos/settings/cros_settings_names.h"
 #include "content/public/browser/browser_thread.h"
+#include "ui/keyboard/keyboard_util.h"
 
 namespace chromeos {
 
@@ -384,6 +385,18 @@ KioskAppManager::KioskAppManager() : ownership_established_(false) {
       CrosSettings::Get()->AddSettingsObserver(
           kAccountsPrefDeviceLocalAccountAutoLoginId,
           base::Bind(&KioskAppManager::UpdateAppData, base::Unretained(this)));
+  keyboard_layout_subscription_ = CrosSettings::Get()->AddSettingsObserver(
+      kKioskVirtualKeyboardLayout,
+      base::Bind(&KioskAppManager::UpdateKeyboardLayout,
+                 base::Unretained(this)));
+}
+
+void KioskAppManager::UpdateKeyboardLayout() {
+  std::string layout;
+  CrosSettings::Get()->GetString(kKioskVirtualKeyboardLayout, &layout);
+  // TODO(rsadam@): Use the policy specified layout instead of simply
+  // enabling the keyboard to the default layout.
+  keyboard::SetKioskKeyboardEnabled(!layout.empty());
 }
 
 KioskAppManager::~KioskAppManager() {}
@@ -391,6 +404,7 @@ KioskAppManager::~KioskAppManager() {}
 void KioskAppManager::CleanUp() {
   local_accounts_subscription_.reset();
   local_account_auto_login_id_subscription_.reset();
+  keyboard_layout_subscription_.reset();
   apps_.clear();
   external_cache_.reset();
 }