Implements the feature notification for Quick Unlock

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 300 matching lines @@
   registry->RegisterBooleanPref(prefs::kCaptivePortalAuthenticationIgnoresProxy,
                                 true);
 
   registry->RegisterBooleanPref(prefs::kForceMaximizeOnFirstRun, false);
 
   registry->RegisterBooleanPref(prefs::kLanguageImeMenuActivated, false);
 
   registry->RegisterInt64Pref(prefs::kHatsLastInteractionTimestamp,
                               base::Time().ToInternalValue());
 
+  registry->RegisterBooleanPref(prefs::kQuickUnlockFeatureNotificationShown,
+                                false);
+
   // We don't sync EOL related prefs because they are device specific.
   registry->RegisterBooleanPref(prefs::kEolNotificationDismissed, false);
   registry->RegisterIntegerPref(prefs::kEolStatus,
                                 update_engine::EndOfLifeStatus::kSupported);
 }
 
 void Preferences::InitUserPrefs(syncable_prefs::PrefServiceSyncable* prefs) {
   prefs_ = prefs;
 
   BooleanPrefMember::NamedChangeCallback callback =
@@ skipping 439 matching lines @@
   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