Relieve SyncerSession,SyncCycleState, SyncProcessState, SyncerSession, Syncer...

chrome/browser/sync/engine/download_updates_command.cc

 // Copyright (c) 2006-2009 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.
 
 #include "chrome/browser/sync/engine/download_updates_command.h"
 
 #include <string>
 
 #include "chrome/browser/sync/engine/syncer.h"
 #include "chrome/browser/sync/engine/syncer_proto_util.h"
 #include "chrome/browser/sync/engine/syncproto.h"
+#include "chrome/browser/sync/sessions/sync_session.h"
 #include "chrome/browser/sync/syncable/directory_manager.h"
 #include "chrome/browser/sync/util/sync_types.h"
 
 using syncable::ScopedDirLookup;
 
 namespace browser_sync {
-
+using sessions::StatusController;
+using sessions::SyncSession;
 using std::string;
 
 DownloadUpdatesCommand::DownloadUpdatesCommand() {}
 DownloadUpdatesCommand::~DownloadUpdatesCommand() {}
 
-void DownloadUpdatesCommand::ExecuteImpl(SyncerSession* session) {
+void DownloadUpdatesCommand::ExecuteImpl(SyncSession* session) {
   ClientToServerMessage client_to_server_message;
   ClientToServerResponse update_response;
 
-  client_to_server_message.set_share(session->account_name());
+  client_to_server_message.set_share(session->context()->account_name());
   client_to_server_message.set_message_contents(
       ClientToServerMessage::GET_UPDATES);
   GetUpdatesMessage* get_updates =
       client_to_server_message.mutable_get_updates();
 
-  ScopedDirLookup dir(session->dirman(), session->account_name());
+  ScopedDirLookup dir(session->context()->directory_manager(),
+                      session->context()->account_name());
   if (!dir.good()) {
     LOG(ERROR) << "Scoped dir lookup failed!";
     return;
   }
   LOG(INFO) << "Getting updates from ts " << dir->last_sync_timestamp();
   get_updates->set_from_timestamp(dir->last_sync_timestamp());
 
   // Set GetUpdatesMessage.GetUpdatesCallerInfo information.
   get_updates->mutable_caller_info()->set_source(session->TestAndSetSource());
   get_updates->mutable_caller_info()->set_notifications_enabled(
-      session->notifications_enabled());
+      session->context()->notifications_enabled());
 
   bool ok = SyncerProtoUtil::PostClientToServerMessage(
       &client_to_server_message,
       &update_response,
       session);
 
+  StatusController* status = session->status_controller();
   if (!ok) {
-    SyncerStatus status(session);
-    status.increment_consecutive_problem_get_updates();
-    status.increment_consecutive_errors();
+    status->increment_num_consecutive_problem_get_updates();
+    status->increment_num_consecutive_errors();
     LOG(ERROR) << "PostClientToServerMessage() failed";
     return;
   }
-  session->set_update_response(update_response);
+  status->mutable_updates_response()->CopyFrom(update_response);
 }
 
 }  // namespace browser_sync