Move kInstallDate from chrome/common/pref_names.h to components/metrics/metrics_pref_names.h

components/metrics/metrics_log.cc

 // Copyright 2014 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 "components/metrics/metrics_log.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 312 matching lines @@
   const uint64 incremental_uptime_sec = incremental_uptime.InSeconds();
   if (incremental_uptime_sec)
     stability->set_incremental_uptime_sec(incremental_uptime_sec);
   const uint64 uptime_sec = uptime.InSeconds();
   if (uptime_sec)
     stability->set_uptime_sec(uptime_sec);
 }
 
 void MetricsLog::RecordEnvironment(
     const std::vector<metrics::MetricsProvider*>& metrics_providers,
-    const std::vector<variations::ActiveGroupId>& synthetic_trials) {
+    const std::vector<variations::ActiveGroupId>& synthetic_trials,
+    int64 install_date) {
   DCHECK(!HasEnvironment());
 
   SystemProfileProto* system_profile = uma_proto()->mutable_system_profile();
 
   std::string brand_code;
   if (client_->GetBrand(&brand_code))
     system_profile->set_brand_code(brand_code);
 
   int enabled_date;
   bool success =
       base::StringToInt(GetMetricsEnabledDate(local_state_), &enabled_date);
   DCHECK(success);
 
   // Reduce granularity of the enabled_date field to nearest hour.
   system_profile->set_uma_enabled_date(RoundSecondsToHour(enabled_date));
 
-  int64 install_date = client_->GetInstallDate();
-
   // Reduce granularity of the install_date field to nearest hour.
   system_profile->set_install_date(RoundSecondsToHour(install_date));
 
   system_profile->set_application_locale(client_->GetApplicationLocale());
 
   SystemProfileProto::Hardware* hardware = system_profile->mutable_hardware();
 
   // By default, the hardware class is empty (i.e., unknown).
   hardware->set_hardware_class(std::string());
 
@@ skipping 67 matching lines @@
 
 void MetricsLog::CloseLog() {
   DCHECK(!closed_);
   closed_ = true;
 }
 
 void MetricsLog::GetEncodedLog(std::string* encoded_log) {
   DCHECK(closed_);
   uma_proto_.SerializeToString(encoded_log);
 }