Reduce plugin_metrics_provider_ usage in MetricsService

chrome/browser/browser_process_impl.cc

 // Copyright (c) 2012 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/browser_process_impl.h"
 
 #include <algorithm>
 #include <map>
 #include <vector>
 
@@ skipping 426 matching lines @@
   // so that there's no race to reference it in Signal().
   if (!done_writing->TimedWait(
       base::TimeDelta::FromSeconds(kEndSessionTimeoutSeconds))) {
     ignore_result(done_writing.release());
   }
 #else
   NOTIMPLEMENTED();
 #endif
 }
 
+MetricsServicesManager* BrowserProcessImpl::GetMetricsServicesManager() {
+  DCHECK(CalledOnValidThread());
+  if (!metrics_services_manager_)
+    metrics_services_manager_.reset(new MetricsServicesManager(local_state()));
+  return metrics_services_manager_.get();
+}
+
 MetricsService* BrowserProcessImpl::metrics_service() {
   DCHECK(CalledOnValidThread());
   return GetMetricsServicesManager()->GetMetricsService();
 }
 
 rappor::RapporService* BrowserProcessImpl::rappor_service() {
   DCHECK(CalledOnValidThread());
   return GetMetricsServicesManager()->GetRapporService();
 }
 
@@ skipping 571 matching lines @@
       scoped_ptr<IdentityProvider>(new chromeos::DeviceIdentityProvider(
           chromeos::DeviceOAuth2TokenServiceFactory::Get())),
 #else
       scoped_ptr<IdentityProvider>(new DummyIdentityProvider),
 #endif  // defined(OS_CHROMEOS)
       store_path,
       system_request_context());
 #endif  // defined(OS_ANDROID)
 }
 
-MetricsServicesManager* BrowserProcessImpl::GetMetricsServicesManager() {
-  DCHECK(CalledOnValidThread());
-  if (!metrics_services_manager_)
-    metrics_services_manager_.reset(new MetricsServicesManager(local_state()));
-  return metrics_services_manager_.get();
-}
-
 void BrowserProcessImpl::ApplyDefaultBrowserPolicy() {
   if (local_state()->GetBoolean(prefs::kDefaultBrowserSettingEnabled)) {
     scoped_refptr<ShellIntegration::DefaultWebClientWorker>
         set_browser_worker = new ShellIntegration::DefaultBrowserWorker(NULL);
     set_browser_worker->StartSetAsDefault();
   }
 }
 
 void BrowserProcessImpl::ApplyAllowCrossOriginAuthPromptPolicy() {
   bool value = local_state()->GetBoolean(prefs::kAllowCrossOriginAuthPrompt);
@@ skipping 60 matching lines @@
 }
 
 void BrowserProcessImpl::OnAutoupdateTimer() {
   if (CanAutorestartForUpdate()) {
     DLOG(WARNING) << "Detected update.  Restarting browser.";
     RestartBackgroundInstance();
   }
 }
 
 #endif  // (defined(OS_WIN) || defined(OS_LINUX)) && !defined(OS_CHROMEOS)