Fix reconcilor loop when the primary account is in an auth error state.

google_apis/gaia/oauth2_token_service_delegate.cc

 // Copyright 2015 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 "base/profiler/scoped_tracker.h"
 #include "google_apis/gaia/oauth2_token_service.h"
 #include "google_apis/gaia/oauth2_token_service_delegate.h"
 
 OAuth2TokenServiceDelegate::ScopedBatchChange::ScopedBatchChange(
     OAuth2TokenServiceDelegate* delegate)
@@ skipping 28 matching lines @@
 void OAuth2TokenServiceDelegate::AddObserver(
     OAuth2TokenService::Observer* observer) {
   observer_list_.AddObserver(observer);
 }
 
 void OAuth2TokenServiceDelegate::RemoveObserver(
     OAuth2TokenService::Observer* observer) {
   observer_list_.RemoveObserver(observer);
 }
 
+// static
+bool OAuth2TokenServiceDelegate::IsError(const GoogleServiceAuthError& error) {
+  // TODO(rogerta): should we distinguish between transient and persistent?
+  return error.state() != GoogleServiceAuthError::NONE;
+}
+
 void OAuth2TokenServiceDelegate::StartBatchChanges() {
   ++batch_change_depth_;
   if (batch_change_depth_ == 1)
     FOR_EACH_OBSERVER(OAuth2TokenService::Observer, observer_list_,
                       OnStartBatchChanges());
 }
 
 void OAuth2TokenServiceDelegate::EndBatchChanges() {
   --batch_change_depth_;
   DCHECK_LE(0, batch_change_depth_);
@@ skipping 29 matching lines @@
 
   FOR_EACH_OBSERVER(OAuth2TokenService::Observer, observer_list_,
                     OnRefreshTokensLoaded());
 }
 
 net::URLRequestContextGetter* OAuth2TokenServiceDelegate::GetRequestContext()
     const {
   return nullptr;
 }
 
+bool OAuth2TokenServiceDelegate::RefreshTokenHasError(
+    const std::string& account_id) const {
+  return false;
+}
+
 std::vector<std::string> OAuth2TokenServiceDelegate::GetAccounts() {
   return std::vector<std::string>();
 }