Pass time since profile was loaded and request count on each ListAccount request to Gaia.

components/signin/core/browser/gaia_cookie_manager_service.cc

Index: components/signin/core/browser/gaia_cookie_manager_service.cc
diff --git a/components/signin/core/browser/gaia_cookie_manager_service.cc b/components/signin/core/browser/gaia_cookie_manager_service.cc
index 28f30f1d2ffab1aa02322776bfcc0253688d930f..2b2e414f7a795aad657837fcce09d58c6ec05507 100644
--- a/components/signin/core/browser/gaia_cookie_manager_service.cc
+++ b/components/signin/core/browser/gaia_cookie_manager_service.cc
@@ -298,7 +298,11 @@ GaiaCookieManagerService::GaiaCookieManagerService(
       fetcher_retries_(0),
       source_(source),
       external_cc_result_fetched_(false),
-      list_accounts_stale_(true) {
+      list_accounts_stale_(true),
+      // |GaiaCookieManagerService| is created as soon as the profle is
+      // initialized so it is acceptable to use of this
+      // |GaiaCookieManagerService| as the time when the profile is loaded.
+      profile_load_time_(base::Time::Now()) {
   DCHECK(!source_.empty());
 }
 
@@ -757,7 +761,7 @@ void GaiaCookieManagerService::StartFetchingListAccounts() {
   gaia_auth_fetcher_.reset(signin_client_->CreateGaiaAuthFetcher(
       this, GetSourceForRequest(requests_.front()),
       signin_client_->GetURLRequestContext()));
-  gaia_auth_fetcher_->StartListAccounts();
+  gaia_auth_fetcher_->StartListAccounts(profile_load_time_);
 }
 
 void GaiaCookieManagerService::HandleNextRequest() {