| Index: webkit/fileapi/file_system_usage_cache.cc
|
| diff --git a/webkit/fileapi/file_system_usage_cache.cc b/webkit/fileapi/file_system_usage_cache.cc
|
| index 1f93c40e39241f57b2ef2b97c341e6e855128263..b5e597cccf5d22c9bfb283717b93e498095530fe 100644
|
| --- a/webkit/fileapi/file_system_usage_cache.cc
|
| +++ b/webkit/fileapi/file_system_usage_cache.cc
|
| @@ -74,6 +74,9 @@ int FileSystemUsageCache::AtomicUpdateUsageByDelta(
|
| // TODO(dmikurube): Make sure that usage_file_path is available.
|
| fs_usage = Read(usage_file_path, &dirty);
|
|
|
| + if (fs_usage < 0)
|
| + return -1;
|
| +
|
| return Write(usage_file_path, dirty, fs_usage + delta);
|
| }
|
|
|
|
|