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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/chromeos/settings/owner_flags_storage.h"
      6 
      7 #include "base/prefs/pref_service.h"
      8 #include "base/values.h"
      9 #include "chrome/browser/browser_process.h"
     10 #include "chrome/browser/chromeos/settings/cros_settings.h"
     11 #include "chrome/browser/chromeos/settings/cros_settings_names.h"
     12 #include "chrome/common/pref_names.h"
     13 
     14 namespace chromeos {
     15 namespace about_flags {
     16 
     17 OwnerFlagsStorage::OwnerFlagsStorage(PrefService *prefs,
     18                                      CrosSettings *cros_settings)
     19     : ::about_flags::PrefServiceFlagsStorage(prefs),
     20       cros_settings_(cros_settings) {
     21   // Make this code more unit test friendly.
     22   if (g_browser_process->local_state()) {
     23     const ListValue* legacy_experiments =
     24         g_browser_process->local_state()->GetList(
     25             prefs::kEnabledLabsExperiments);
     26     if (!legacy_experiments->empty()) {
     27       // If there are any flags set in local state migrate them to the owner's
     28       // prefs and device settings.
     29       std::set<std::string> flags;
     30       for (ListValue::const_iterator it = legacy_experiments->begin();
     31            it != legacy_experiments->end(); ++it) {
     32         std::string experiment_name;
     33         if (!(*it)->GetAsString(&experiment_name)) {
     34           LOG(WARNING) << "Invalid entry in " << prefs::kEnabledLabsExperiments;
     35           continue;
     36         }
     37         flags.insert(experiment_name);
     38       }
     39       SetFlags(flags);
     40       g_browser_process->local_state()->ClearPref(
     41           prefs::kEnabledLabsExperiments);
     42     }
     43   }
     44 }
     45 
     46 OwnerFlagsStorage::~OwnerFlagsStorage() {}
     47 
     48 bool OwnerFlagsStorage::SetFlags(std::set<std::string> flags) {
     49   PrefServiceFlagsStorage::SetFlags(flags);
     50 
     51   base::ListValue experiments_list;
     52 
     53   for (std::set<std::string>::const_iterator it = flags.begin();
     54        it != flags.end(); ++it) {
     55     experiments_list.Append(new base::StringValue(*it));
     56   }
     57   cros_settings_->Set(kStartUpFlags, experiments_list);
     58 
     59   return true;
     60 }
     61 
     62 }  // namespace about_flags
     63 }  // namespace chromeos
     64