Remove the browser_sync flag.

chrome/browser/sync/profile_sync_service.cc

 // Copyright (c) 2006-2008 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.
 
-#if defined(BROWSER_SYNC)
 #include "chrome/browser/sync/profile_sync_service.h"
 
 #include <stack>
 #include <vector>
 
 #include "app/l10n_util.h"
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
@@ skipping 189 matching lines @@
   profile_->GetPrefs()->SetInt64(prefs::kSyncLastSyncedTime,
       last_synced_time_.ToInternalValue());
   profile_->GetPrefs()->ScheduleSavePersistentPrefs();
 }
 
 // An invariant has been violated.  Transition to an error state where we try
 // to do as little work as possible, to avoid further corruption or crashes.
 void ProfileSyncService::OnUnrecoverableError() {
   unrecoverable_error_detected_ = true;
   change_processor_->Stop();
-  
+
   // Tell the wizard so it can inform the user only if it is already open.
   wizard_.Step(SyncSetupWizard::FATAL_ERROR);
   FOR_EACH_OBSERVER(Observer, observers_, OnStateChanged());
   LOG(ERROR) << "Unrecoverable error detected -- ProfileSyncService unusable.";
 }
 
 void ProfileSyncService::OnBackendInitialized() {
   backend_initialized_ = true;
   StartProcessingChangesIfReady();
 
@@ skipping 194 matching lines @@
   histogram.SetFlags(kUmaTargetedHistogramFlag);
   histogram.Add(code);
 }
 
 bool ProfileSyncService::ShouldPushChanges() {
   // True only after all bootstrapping has succeeded: the bookmark model is
   // loaded, the sync backend is initialized, the two domains are
   // consistent with one another, and no unrecoverable error has transpired.
   return change_processor_->IsRunning();
 }
-
-#endif  // defined(BROWSER_SYNC)