Send metrics with embedded system profiles after system startup.

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 <stddef.h>
 
 #include <algorithm>
 #include <string>
@@ skipping 295 matching lines @@
   EnvironmentRecorder recorder(local_state_);
   std::string serialized_proto =
       recorder.SerializeAndRecordEnvironmentToPrefs(*system_profile);
 
   GlobalPersistentSystemProfile::GetInstance()->SetSystemProfile(
       serialized_proto);
 
   return serialized_proto;
 }
 
+bool MetricsLog::LoadSavedEnvironmentFromProvider(
+    MetricsProvider* metrics_provider,
+    std::string* app_version) {
+  DCHECK(app_version);
+  app_version->clear();
+
+  SystemProfileProto* system_profile = uma_proto()->mutable_system_profile();
+  if (!metrics_provider->ProvideStabilitySystemProfile(system_profile))
+    return false;
+  *app_version = system_profile->app_version();
+  return true;
+}
+
 bool MetricsLog::LoadSavedEnvironmentFromPrefs(std::string* app_version) {
   DCHECK(app_version);
   app_version->clear();
 
   SystemProfileProto* system_profile = uma_proto()->mutable_system_profile();
   EnvironmentRecorder recorder(local_state_);
   bool success = recorder.LoadEnvironmentFromPrefs(system_profile);
   if (success)
     *app_version = system_profile->app_version();
   return success;
 }
 
 void MetricsLog::CloseLog() {
   DCHECK(!closed_);
   closed_ = true;
 }
 
 void MetricsLog::GetEncodedLog(std::string* encoded_log) {
   DCHECK(closed_);
   uma_proto_.SerializeToString(encoded_log);
 }
 
 }  // namespace metrics