Rewire the metrics pref to the signed settings store on chromeos.

chrome/browser/chromeos/metrics_cros_settings_provider.cc

-// Copyright (c) 2010 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/metrics_cros_settings_provider.h"
-
-#include "base/string_util.h"
-#include "base/threading/thread_restrictions.h"
-#include "base/values.h"
-#include "chrome/browser/chromeos/cros_settings.h"
-#include "chrome/browser/chromeos/cros_settings_names.h"
-#include "chrome/browser/chromeos/login/user_manager.h"
-#include "chrome/browser/ui/options/options_util.h"
-#include "chrome/installer/util/google_update_settings.h"
-
-#if defined(USE_LINUX_BREAKPAD)
-#include "chrome/app/breakpad_linux.h"
-#endif
-
-namespace chromeos {
-
-void MetricsCrosSettingsProvider::DoSet(const std::string& path,
-                                        Value* value) {
-  DCHECK(path == kStatsReportingPref);
-  bool enabled = false;
-  CHECK(value->GetAsBoolean(&enabled));
-  if (SetMetricsStatus(enabled)) {
-    CrosSettings::Get()->FireObservers(path.c_str());
-  }
-}
-
-bool MetricsCrosSettingsProvider::Get(const std::string& path,
-                                      Value** value) const {
-  DCHECK(path == kStatsReportingPref);
-  *value = Value::CreateBooleanValue(GetMetricsStatus());
-  return true;
-}
-
-// static
-bool MetricsCrosSettingsProvider::SetMetricsStatus(bool enabled) {
-  // We must be not logged in (on EULA page) or logged is as an owner to be able
-  // to modify the setting.
-  UserManager *user = UserManager::Get();
-  if (user->user_is_logged_in() && !user->current_user_is_owner())
-    return false;
-  VLOG(1) << "Setting cros stats/crash metric reporting to " << enabled;
-  bool collect_stats_consent = false;
-  {
-    // Loading consent file state causes us to do blocking IO on UI thread.
-    // Temporarily allow it until we fix http://crbug.com/62626
-    base::ThreadRestrictions::ScopedAllowIO allow_io;
-    collect_stats_consent = GoogleUpdateSettings::GetCollectStatsConsent();
-  }
-  if (enabled != collect_stats_consent) {
-    bool new_enabled = OptionsUtil::ResolveMetricsReportingEnabled(enabled);
-#if defined(USE_LINUX_BREAKPAD)
-    if (new_enabled)
-      InitCrashReporter();
-    // Else, if (!new_enabled), we should have turned crash reporting off
-    // here, but there is no API for that currently (while we use
-    // BreakPad). But this is not a big deal: crash reporting will be off
-    // after reboot for the current process while other Chrome processes
-    // will start when the setting is already set up. Other ChromeOS
-    // processes does not use BreakPad.
-#endif
-    return new_enabled == enabled;
-  }
-  return false;
-}
-
-// static
-bool MetricsCrosSettingsProvider::GetMetricsStatus() {
-  // Loading consent file state causes us to do blocking IO on UI thread.
-  // Temporarily allow it until we fix http://crbug.com/62626
-  base::ThreadRestrictions::ScopedAllowIO allow_io;
-  return GoogleUpdateSettings::GetCollectStatsConsent();
-}
-
-bool MetricsCrosSettingsProvider::HandlesSetting(const std::string& path) {
-  return ::StartsWithASCII(path, kStatsReportingPref, true);
-}
-
-};  // namespace chromeos