| // Copyright 2020 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 "weblayer/browser/weblayer_field_trials.h" |
| |
| #include "base/path_service.h" |
| #include "components/metrics/persistent_histograms.h" |
| #include "weblayer/common/weblayer_paths.h" |
| |
| namespace weblayer { |
| |
| void WebLayerFieldTrials::SetupFieldTrials() { |
| // Persistent histograms must be enabled as soon as possible. |
| base::FilePath metrics_dir; |
| if (base::PathService::Get(DIR_USER_DATA, &metrics_dir)) { |
| InstantiatePersistentHistograms(metrics_dir); |
| } |
| } |
| |
| } // namespace weblayer |
