DriveFileSyncService listens to OnNetworkConnected event to restart synchronization

chrome/browser/sync_file_system/drive_file_sync_service.cc

Index: chrome/browser/sync_file_system/drive_file_sync_service.cc
diff --git a/chrome/browser/sync_file_system/drive_file_sync_service.cc b/chrome/browser/sync_file_system/drive_file_sync_service.cc
index e0edc101ece985f4c1455178f2fed993ed1668c3..729876a29d262be8762930d6be3b5ae285463de4 100644
--- a/chrome/browser/sync_file_system/drive_file_sync_service.cc
+++ b/chrome/browser/sync_file_system/drive_file_sync_service.cc
@@ -540,6 +540,17 @@ void DriveFileSyncService::OnAuthenticated() {
   }
 }
 
+void DriveFileSyncService::OnNetworkConnected() {
+  DVLOG(1) << "OnNetworkConnected";
+  if (state_ == REMOTE_SERVICE_AUTHENTICATION_REQUIRED ||
+      state_ == REMOTE_SERVICE_TEMPORARY_UNAVAILABLE) {
+    state_ = REMOTE_SERVICE_OK;
+    FOR_EACH_OBSERVER(
+        Observer, observers_,
+        OnRemoteServiceStateUpdated(state_, "Network connected"));
+  }
+}
+
 // Called by CreateForTesting.
 DriveFileSyncService::DriveFileSyncService(
     const FilePath& base_dir,