Add account id/gaia id to sign-in internals page.

components/signin/core/browser/signin_manager_base.cc

Index: components/signin/core/browser/signin_manager_base.cc
diff --git a/components/signin/core/browser/signin_manager_base.cc b/components/signin/core/browser/signin_manager_base.cc
index 02cf48069ba1dc3a1ca1d8ef0eeeb87e6532df7e..08cdc6ba44d7c28e491fa71a53738c4e8b0c1718 100644
--- a/components/signin/core/browser/signin_manager_base.cc
+++ b/components/signin/core/browser/signin_manager_base.cc
@@ -94,7 +94,6 @@ void SigninManagerBase::SetAuthenticatedUsername(const std::string& username) {
                                                      username,
                                                      username);
   client_->GetPrefs()->SetString(prefs::kGoogleServicesUsername, username);
-  NotifyDiagnosticsObservers(USERNAME, username);
 
   // Go ahead and update the last signed in username here as well. Once a
   // user is signed in the two preferences should match. Doing it here as
@@ -137,14 +136,6 @@ void SigninManagerBase::RemoveSigninDiagnosticsObserver(
 }
 
 void SigninManagerBase::NotifyDiagnosticsObservers(
-    const UntimedSigninStatusField& field,
-    const std::string& value) {
-  FOR_EACH_OBSERVER(SigninDiagnosticsObserver,
-                    signin_diagnostics_observers_,
-                    NotifySigninValueChanged(field, value));
-}
-
-void SigninManagerBase::NotifyDiagnosticsObservers(
     const TimedSigninStatusField& field,
     const std::string& value) {
   FOR_EACH_OBSERVER(SigninDiagnosticsObserver,