[Sync] Log age of auth tokens on authentication failure

chrome/browser/sync/profile_sync_service.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/sync/profile_sync_service.h"
 
 #include <cstddef>
 #include <map>
 #include <set>
 #include <utility>
@@ skipping 10 matching lines @@
 #include "base/string16.h"
 #include "base/stringprintf.h"
 #include "base/threading/thread_restrictions.h"
 #include "build/build_config.h"
 #include "chrome/browser/about_flags.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/defaults.h"
 #include "chrome/browser/net/chrome_cookie_notification_details.h"
 #include "chrome/browser/prefs/pref_service_syncable.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/signin/about_signin_internals.h"
+#include "chrome/browser/signin/about_signin_internals_factory.h"
 #include "chrome/browser/signin/signin_manager.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/signin/token_service.h"
 #include "chrome/browser/signin/token_service_factory.h"
 #include "chrome/browser/sync/backend_migrator.h"
 #include "chrome/browser/sync/glue/change_processor.h"
 #include "chrome/browser/sync/glue/chrome_encryptor.h"
 #include "chrome/browser/sync/glue/chrome_report_unrecoverable_error.h"
 #include "chrome/browser/sync/glue/data_type_controller.h"
 #include "chrome/browser/sync/glue/device_info.h"
@@ skipping 368 matching lines @@
     }
   }
 }
 
 SyncCredentials ProfileSyncService::GetCredentials() {
   SyncCredentials credentials;
   credentials.email = signin_->GetAuthenticatedUsername();
   DCHECK(!credentials.email.empty());
   TokenService* service = TokenServiceFactory::GetForProfile(profile_);
   if (service->HasTokenForService(GaiaConstants::kSyncService)) {
-      credentials.sync_token = service->GetTokenForService(
-          GaiaConstants::kSyncService);
+    credentials.sync_token = service->GetTokenForService(
+        GaiaConstants::kSyncService);
+    credentials.sync_token_time =
+        AboutSigninInternalsFactory::GetForProfile(profile_)->
+            GetTokenTime(GaiaConstants::kSyncService);
     UMA_HISTOGRAM_BOOLEAN("Sync.CredentialsLost", false);
   } else {
     // We've lost our sync credentials (crbug.com/121755), so just make up some
     // invalid credentials so the backend will generate an auth error.
     UMA_HISTOGRAM_BOOLEAN("Sync.CredentialsLost", true);
     credentials.sync_token = "credentials_lost";
   }
   return credentials;
 }
 
@@ skipping 1627 matching lines @@
   // See http://stackoverflow.com/questions/6224121/is-new-this-myclass-undefined-behaviour-after-directly-calling-the-destru.
   ProfileSyncService* old_this = this;
   this->~ProfileSyncService();
   new(old_this) ProfileSyncService(
       new ProfileSyncComponentsFactoryImpl(profile,
                                            CommandLine::ForCurrentProcess()),
       profile,
       signin,
       behavior);
 }