[Sync] Move ModelType and related classes to 'syncer' namespace

chrome/browser/extensions/settings/syncable_settings_storage.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/extensions/settings/syncable_settings_storage.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/extensions/settings/settings_namespace.h"
 #include "chrome/browser/extensions/settings/settings_sync_processor.h"
 #include "chrome/browser/extensions/settings/settings_sync_util.h"
@@ skipping 222 matching lines @@
 
 syncer::SyncError SyncableSettingsStorage::ProcessSyncChanges(
     const SettingSyncDataList& sync_changes) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
   DCHECK(!sync_changes.empty()) << "No sync changes for " << extension_id_;
 
   if (!sync_processor_.get()) {
     return syncer::SyncError(
         FROM_HERE,
         std::string("Sync is inactive for ") + extension_id_,
-        syncable::UNSPECIFIED);
+        syncer::UNSPECIFIED);
   }
 
   std::vector<syncer::SyncError> errors;
   ValueStoreChangeList changes;
 
   for (SettingSyncDataList::const_iterator it = sync_changes.begin();
       it != sync_changes.end(); ++it) {
     DCHECK_EQ(extension_id_, it->extension_id());
 
     const std::string& key = it->key();
@@ skipping 122 matching lines @@
         FROM_HERE,
         std::string("Error pushing sync remove to local settings: ") +
             result->error(),
         sync_processor_->type());
   }
   changes->push_back(ValueStoreChange(key, old_value, NULL));
   return syncer::SyncError();
 }
 
 }  // namespace extensions