drive: Pass through AboutResouce from server among callbacks in ChangeListLoader.

chrome/browser/chromeos/drive/change_list_processor.h

 // 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_DRIVE_CHANGE_LIST_PROCESSOR_H_
 #define CHROME_BROWSER_CHROMEOS_DRIVE_CHANGE_LIST_PROCESSOR_H_
 
 #include <map>
 #include <set>
 #include <string>
 
 #include "base/callback.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/chromeos/drive/drive_file_error.h"
+#include "chrome/browser/google_apis/drive_api_parser.h"
 #include "googleurl/src/gurl.h"
 
 namespace google_apis {
 class ResourceList;
 }  // google_apis
 
 namespace drive {
 
 class DriveEntryProto;
 class DriveResourceMetadata;
@@ skipping 17 matching lines @@
   // root feed (false) or a delta feed (true).
   //
   // In the case of processing the root feeds |root_feed_changestamp| is used
   // as its initial changestamp value. The value comes from
   // google_apis::AccountMetadata.
   // |on_complete_callback| is run after the feed is applied.
   // |on_complete_callback| must not be null.
   // TODO(achuith): Change the type of on_complete_callback to
   // FileOperationCallback instead.
   void ApplyFeeds(
+      scoped_ptr<google_apis::AboutResource> about_resource,
       const ScopedVector<google_apis::ResourceList>& feed_list,
       bool is_delta_feed,
-      int64 root_feed_changestamp,
       const base::Closure& on_complete_callback);
 
   // Converts list of document feeds from collected feeds into a
   // DriveEntryProtoMap. |feed_changestamp| and/or |uma_stats| may be NULL.
   // entry_proto_map_ and root_upload_url_ are updated as side effects.
   void FeedToEntryProtoMap(
       const ScopedVector<google_apis::ResourceList>& feed_list,
       int64* feed_changestamp,
       ChangeListToEntryProtoMapUMAStats* uma_stats);
 
@@ skipping 104 matching lines @@
 
   // Note: This should remain the last member so it'll be destroyed and
   // invalidate its weak pointers before any other members are destroyed.
   base::WeakPtrFactory<ChangeListProcessor> weak_ptr_factory_;
   DISALLOW_COPY_AND_ASSIGN(ChangeListProcessor);
 };
 
 }  // namespace drive
 
 #endif  // CHROME_BROWSER_CHROMEOS_DRIVE_CHANGE_LIST_PROCESSOR_H_