Handle birthday errors by disabling sync and deleting sync data.

chrome/browser/sync/engine/syncapi.cc

 // Copyright (c) 2010 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/engine/syncapi.h"
 
 #include "build/build_config.h"
 
 #include <iomanip>
 #include <list>
@@ skipping 1851 matching lines @@
 
   if (event.what_happened == SyncerEvent::PAUSED) {
     observer_->OnPaused();
     return;
   }
 
   if (event.what_happened == SyncerEvent::RESUMED) {
     observer_->OnResumed();
     return;
   }
+
+  if (event.what_happened == SyncerEvent::STOP_SYNCING_PERMANENTLY) {
+    observer_->OnStopSyncingPermanently();
+    return;
+  }
 }
 
 void SyncManager::SyncInternal::HandleAuthWatcherEvent(
     const AuthWatcherEvent& event) {
   allstatus_.HandleAuthWatcherEvent(event);
   // We don't care about an authentication attempt starting event, and we
   // don't want to reset our state to GoogleServiceAuthError::NONE because the
   // fact that an _attempt_ is starting doesn't change the fact that we have an
   // auth problem.
   if (event.what_happened == AuthWatcherEvent::AUTHENTICATION_ATTEMPT_START)
@@ skipping 227 matching lines @@
 BaseTransaction::~BaseTransaction() {
   delete lookup_;
 }
 
 UserShare* SyncManager::GetUserShare() const {
   DCHECK(data_->initialized()) << "GetUserShare requires initialization!";
   return data_->GetUserShare();
 }
 
 }  // namespace sync_api