[BlobAsync] Asynchronous Blob Construction Final Patch

storage/browser/blob/blob_transport_result.h

+// 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.
+
+#ifndef STORAGE_BROWSER_BLOB_BLOB_TRANSPORT_RESULT_H_
+#define STORAGE_BROWSER_BLOB_BLOB_TRANSPORT_RESULT_H_
+
+namespace storage {
+
+// This 'result' enum is used in the blob transport logic.
+enum class BlobTransportResult {
+  // This means we should flag the incoming IPC as a bad IPC.
+  BAD_IPC,
+  // Cancel reasons.
+  CANCEL_MEMORY_FULL,
+  CANCEL_FILE_ERROR,
+  CANCEL_REFERENCED_BLOB_BROKEN,
+  CANCEL_UNKNOWN,
+  // This means we're waiting on responses from the renderer.
+  PENDING_RESPONSES,
+  // We're done registering or transferring the blob.
+  DONE
+};
+
+}  // namespace storage
+
+#endif  // STORAGE_BROWSER_BLOB_BLOB_TRANSPORT_RESULT_H_