Add pref entry for virtual keyboard

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 27e399b1be0f890813b707e9f2a79fd29e1761cb..ef02d2090ab1127e459b3b33b9f29c3b1c75c554 100644
--- a/chrome/browser/chromeos/preferences.cc
+++ b/chrome/browser/chromeos/preferences.cc
@@ -174,6 +174,9 @@ 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,
@@ -280,6 +283,9 @@ 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)) {
@@ -570,4 +576,25 @@ void Preferences::UpdateAutoRepeatRate() {
   input_method::SetAutoRepeatRate(rate);
 }
 
+void Preferences::UpdateVirturalKeyboardPreference(PrefService* prefs) {
+  const DictionaryValue* virtual_keyboard_pref =
+      prefs->GetDictionary(prefs::kLanguagePreferredVirtualKeyboard);
+  DCHECK(virtual_keyboard_pref);
+
+  input_method::InputMethodManager* input_method_manager =
+      input_method::InputMethodManager::GetInstance();
+  input_method_manager->ClearAllVirtualKeyboardPreferences();
+
+  std::string url;
+  for (DictionaryValue::key_iterator iter = virtual_keyboard_pref->begin_keys();
+       iter != virtual_keyboard_pref->end_keys();
+       ++iter) {
+    const std::string& input_method_id = *iter;
+    if (!virtual_keyboard_pref->GetString(input_method_id, &url))
+      continue;
+    input_method_manager->SetVirtualKeyboardPreference(
+        input_method_id, GURL(url));
+  }
+}
+
 }  // namespace chromeos