Remove virtual keyboard support.

chrome/browser/chromeos/preferences.cc

Index: chrome/browser/chromeos/preferences.cc
diff --git a/chrome/browser/chromeos/preferences.cc b/chrome/browser/chromeos/preferences.cc
index eaa1200c7be3f4df587cff85a19f5ffa0409ff3b..0c42f481e565736d7c557dba971f2536265f03da 100644
--- a/chrome/browser/chromeos/preferences.cc
+++ b/chrome/browser/chromeos/preferences.cc
@@ -234,9 +234,6 @@ void Preferences::RegisterUserPrefs(PrefService* prefs) {
                              language_prefs::kXkbAutoRepeatIntervalInMs,
                              PrefService::UNSYNCABLE_PREF);
 
-  prefs->RegisterDictionaryPref(prefs::kLanguagePreferredVirtualKeyboard,
-                                PrefService::SYNCABLE_PREF);
-
   // Screen lock default to off.
   prefs->RegisterBooleanPref(prefs::kEnableScreenLock,
                              false,
@@ -358,9 +355,6 @@ void Preferences::Init(PrefService* prefs) {
   // Initialize preferences to currently saved state.
   NotifyPrefChanged(NULL);
 
-  // Initialize virtual keyboard settings to currently saved state.
-  UpdateVirturalKeyboardPreference(prefs);
-
   // If a guest is logged in, initialize the prefs as if this is the first
   // login.
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kGuestSession)) {
@@ -710,30 +704,4 @@ void Preferences::UpdateAutoRepeatRate() {
   input_method::XKeyboard::SetAutoRepeatRate(rate);
 }
 
-// static
-void Preferences::UpdateVirturalKeyboardPreference(PrefService* prefs) {
-  const DictionaryValue* virtual_keyboard_pref =
-      prefs->GetDictionary(prefs::kLanguagePreferredVirtualKeyboard);
-  DCHECK(virtual_keyboard_pref);
-
-  // TODO(yusukes): Clear all virtual keyboard preferences here.
-  std::string url;
-  std::vector<std::string> layouts_to_remove;
-  for (DictionaryValue::key_iterator iter = virtual_keyboard_pref->begin_keys();
-       iter != virtual_keyboard_pref->end_keys();
-       ++iter) {
-    const std::string& layout_id = *iter;  // e.g. "us", "handwriting-vk"
-    if (!virtual_keyboard_pref->GetString(layout_id, &url))
-      continue;
-    // TODO(yusukes): add the virtual keyboard preferences here.
-  }
-
-  // Remove invalid prefs.
-  DictionaryPrefUpdate updater(prefs, prefs::kLanguagePreferredVirtualKeyboard);
-  DictionaryValue* pref_value = updater.Get();
-  for (size_t i = 0; i < layouts_to_remove.size(); ++i) {
-    pref_value->RemoveWithoutPathExpansion(layouts_to_remove[i], NULL);
-  }
-}
-
 }  // namespace chromeos