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

chrome/browser/extensions/settings/settings_sync_processor.cc

Index: chrome/browser/extensions/settings/settings_sync_processor.cc
diff --git a/chrome/browser/extensions/settings/settings_sync_processor.cc b/chrome/browser/extensions/settings/settings_sync_processor.cc
index a4707efd518acb4426fdef000e93c5c0c11cbd77..18c4f0703c28ad97eba6860fee21c1d0cae16061 100644
--- a/chrome/browser/extensions/settings/settings_sync_processor.cc
+++ b/chrome/browser/extensions/settings/settings_sync_processor.cc
@@ -16,15 +16,14 @@ namespace extensions {
 
 SettingsSyncProcessor::SettingsSyncProcessor(
     const std::string& extension_id,
-    syncable::ModelType type,
+    syncer::ModelType type,
     syncer::SyncChangeProcessor* sync_processor)
     : extension_id_(extension_id),
       type_(type),
       sync_processor_(sync_processor),
       initialized_(false) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
-  CHECK(type == syncable::EXTENSION_SETTINGS ||
-        type == syncable::APP_SETTINGS);
+  CHECK(type == syncer::EXTENSION_SETTINGS || type == syncer::APP_SETTINGS);
   CHECK(sync_processor);
 }