When the user signs in, make sure to set cookies on all reachable google

components/signin/core/browser/signin_metrics.h

 // 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.
 
 #ifndef COMPONENTS_SIGNIN_CORE_BROWSER_SIGNIN_METRICS_H_
 #define COMPONENTS_SIGNIN_CORE_BROWSER_SIGNIN_METRICS_H_
 
 namespace signin_metrics {
 
 // Enum for the ways in which primary account detection is done.
@@ skipping 55 matching lines @@
                                     bool primary_accounts_same,
                                     bool is_first_reconcile,
                                     int pre_count_gaia_cookies);
 
 // Track a successful signin.
 void LogSigninAddAccount();
 
 // Track a profile signout.
 void LogSignout(ProfileSignout metric);
 
+// Tracks whether the external connection results were all fetched before
+// the reconcilor tried to use them with MergeSession.
+void LogExternalCcResultFetches(bool fetches_completed);
+
 }  // namespace signin_metrics
 
 #endif  // COMPONENTS_SIGNIN_CORE_BROWSER_SIGNIN_METRICS_H_