Process TeamDrive change in change list.

components/drive/drive.proto

 // Copyright (c) 2012 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.
 //
 // Protocol buffer definitions for representing Drive files and directories,
 // and serializing them for the resource metadata database.
 
 syntax = "proto2";
 
 option optimize_for = LITE_RUNTIME;
@@ skipping 140 matching lines @@
   // incompatible change is made to the DB format. kDBVersion in
   // drive_resource_metadata_storage.h defines the current version.
   optional int32 version = 1;
   optional int64 largest_changestamp = 2;
 
   // True if resources already have been updated after 'starred' property added.
   // Otherwise, we have to load them from server.
   optional bool starred_property_initialized = 3;
 }
 
+// Represents metadata of a Team Drive.
+message TeamDriveChange {

[hashimoto, 2017/04/06 10:23:36]

IIUC this object never gets serialized.
So this doesn't deserved to be a proto.

[yamaguchi, 2017/04/07 03:57:44]

Changed not to use this intermediate data structure, as you suggested.

+  // Name of the Team Drive. Also used as the title of the entry.
+  // See the comment at |base_name| of ResourceEntry.
+  optional string name = 1;
+
+  // Resource ID of the entry. Guaranteed to be unique.
+  optional string id = 2;
+
+  // Local ID of the entry.
+  optional string local_id = 3;
+
+  // This field is used for processing the change list from the
+  // server. Deleted entries won't be stored in ResourceMetadata.
+  optional bool deleted = 4;
+
+  // The time of the last modification.
+  optional int64 modification_date = 5;
+}
+
 // Message to store information of an existing cache file.
 message FileCacheEntry {
   // MD5 of the cache file.
   optional string md5 = 1;
 
   // True if the file is present locally.
   optional bool is_present = 2;
 
   // True if the file is pinned (i.e. available offline).
   optional bool is_pinned = 3;
 
   // True if the file is dirty (i.e. modified locally).
   optional bool is_dirty = 4;
 
   // When adding a new state, be sure to update TestFileCacheState and test
   // functions defined in test_util.cc.
 }