[Chrome OS] Expose keyboard auto repeat delay/interval to login screen.

chrome/browser/chromeos/preferences.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/preferences.h"
 
 #include <vector>
 
 #include "ash/autoclick/autoclick_controller.h"
 #include "ash/common/accessibility_types.h"
@@ skipping 604 matching lines @@
     }
   }
 
   if (reason != REASON_PREF_CHANGED ||
       pref_name == prefs::kLanguageXkbAutoRepeatEnabled) {
     if (user_is_active) {
       const bool enabled = xkb_auto_repeat_enabled_.GetValue();
       input_method::InputMethodManager::Get()
           ->GetImeKeyboard()
           ->SetAutoRepeatEnabled(enabled);
+
+      PrefService* const local_state = g_browser_process->local_state();
+      DictionaryPrefUpdate repeat_enabled_updater(
+          local_state, prefs::kLanguageXkbAutoRepeatEnabled);
+      repeat_enabled_updater->SetBooleanWithoutPathExpansion(
+          user_->GetAccountId().GetUserEmail(), enabled);
     }
   }
   if (reason != REASON_PREF_CHANGED ||
       pref_name == prefs::kLanguageXkbAutoRepeatDelay ||
       pref_name == prefs::kLanguageXkbAutoRepeatInterval) {
     if (user_is_active)
       UpdateAutoRepeatRate();
   }
 
   if (reason == REASON_INITIALIZATION)
@@ skipping 144 matching lines @@
 
 void Preferences::UpdateAutoRepeatRate() {
   input_method::AutoRepeatRate rate;
   rate.initial_delay_in_ms = xkb_auto_repeat_delay_pref_.GetValue();
   rate.repeat_interval_in_ms = xkb_auto_repeat_interval_pref_.GetValue();
   DCHECK(rate.initial_delay_in_ms > 0);
   DCHECK(rate.repeat_interval_in_ms > 0);
   input_method::InputMethodManager::Get()
       ->GetImeKeyboard()
       ->SetAutoRepeatRate(rate);
+
+  PrefService* const local_state = g_browser_process->local_state();
+  DictionaryPrefUpdate repeat_delay_updater(local_state,
+                                            prefs::kLanguageXkbAutoRepeatDelay);
+  DictionaryPrefUpdate repeat_interval_updater(
+      local_state, prefs::kLanguageXkbAutoRepeatInterval);
+  repeat_delay_updater->SetIntegerWithoutPathExpansion(
+      user_->GetAccountId().GetUserEmail(), rate.initial_delay_in_ms);

[Alexander Alekseev, 2017/02/17 02:18:23]

e-mail as storage key is deprecated.
Could you use GetGaiaIdKey() for that?

[xiyuan, 2017/02/17 17:08:15]

Did you mean AccountId::GetAccountIdKey()? If so, do we need to worry about
legacy users (i.e. AccountType::UNKNOWN)?

+  repeat_interval_updater->SetIntegerWithoutPathExpansion(
+      user_->GetAccountId().GetUserEmail(), rate.repeat_interval_in_ms);
 }
 
 void Preferences::OnTouchHudProjectionToggled(bool enabled) {
   if (touch_hud_projection_enabled_.GetValue() == enabled)
     return;
   if (!user_->is_active())
     return;
   touch_hud_projection_enabled_.SetValue(enabled);
 }
 
 void Preferences::ActiveUserChanged(const user_manager::User* active_user) {
   if (active_user != user_)
     return;
   ApplyPreferences(REASON_ACTIVE_USER_CHANGED, "");
 }
 
 }  // namespace chromeos