[Sync] Rename csync namespace to syncer

chrome/browser/sync/glue/history_model_worker.cc

 // 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.
 
 #include "chrome/browser/sync/glue/history_model_worker.h"
 
 #include "base/memory/ref_counted.h"
 #include "base/message_loop.h"
 #include "base/synchronization/waitable_event.h"
 #include "chrome/browser/history/history.h"
 
 using base::WaitableEvent;
 
 namespace browser_sync {
 
 class WorkerTask : public HistoryDBTask {
  public:
   WorkerTask(
-      const csync::WorkCallback& work,
+      const syncer::WorkCallback& work,
       WaitableEvent* done,
-      csync::SyncerError* error)
+      syncer::SyncerError* error)
     : work_(work), done_(done), error_(error) {}
 
   virtual bool RunOnDBThread(history::HistoryBackend* backend,
                              history::HistoryDatabase* db) {
     *error_ = work_.Run();
     done_->Signal();
     return true;
   }
 
   // Since the DoWorkAndWaitUntilDone() is syncronous, we don't need to run any
   // code asynchronously on the main thread after completion.
   virtual void DoneRunOnMainThread() {}
 
  protected:
   virtual ~WorkerTask() {}
 
-  csync::WorkCallback work_;
+  syncer::WorkCallback work_;
   WaitableEvent* done_;
-  csync::SyncerError* error_;
+  syncer::SyncerError* error_;
 };
 
 
 HistoryModelWorker::HistoryModelWorker(HistoryService* history_service)
   : history_service_(history_service) {
   CHECK(history_service);
 }
 
-csync::SyncerError HistoryModelWorker::DoWorkAndWaitUntilDone(
-    const csync::WorkCallback& work) {
+syncer::SyncerError HistoryModelWorker::DoWorkAndWaitUntilDone(
+    const syncer::WorkCallback& work) {
   WaitableEvent done(false, false);
-  csync::SyncerError error = csync::UNSET;
+  syncer::SyncerError error = syncer::UNSET;
   scoped_refptr<WorkerTask> task(new WorkerTask(work, &done, &error));
   history_service_->ScheduleDBTask(task.get(), &cancelable_consumer_);
   done.Wait();
   return error;
 }
 
-csync::ModelSafeGroup HistoryModelWorker::GetModelSafeGroup() {
-  return csync::GROUP_HISTORY;
+syncer::ModelSafeGroup HistoryModelWorker::GetModelSafeGroup() {
+  return syncer::GROUP_HISTORY;
 }
 
 HistoryModelWorker::~HistoryModelWorker() {}
 
 }  // namespace browser_sync