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

sync/internal_api/js_sync_manager_observer.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 "sync/internal_api/js_sync_manager_observer.h"
 
 #include <cstddef>
 
 #include "base/location.h"
 #include "base/logging.h"
@@ skipping 74 matching lines @@
     const std::string& boostrap_token) {
   if (!event_handler_.IsInitialized()) {
     return;
   }
   DictionaryValue details;
   details.SetString("bootstrapToken", "<redacted>");
   HandleJsEvent(FROM_HERE, "OnBootstrapTokenUpdated", JsEventDetails(&details));
 }
 
 void JsSyncManagerObserver::OnEncryptedTypesChanged(
-    syncable::ModelTypeSet encrypted_types,
+    syncer::ModelTypeSet encrypted_types,
     bool encrypt_everything) {
   if (!event_handler_.IsInitialized()) {
     return;
   }
   DictionaryValue details;
   details.Set("encryptedTypes",
-               syncable::ModelTypeSetToValue(encrypted_types));
+              syncer::ModelTypeSetToValue(encrypted_types));
   details.SetBoolean("encryptEverything", encrypt_everything);
   HandleJsEvent(FROM_HERE,
                 "onEncryptedTypesChanged", JsEventDetails(&details));
 }
 
 void JsSyncManagerObserver::OnEncryptionComplete() {
   if (!event_handler_.IsInitialized()) {
     return;
   }
   DictionaryValue details;
@@ skipping 34 matching lines @@
     const std::string& name, const JsEventDetails& details) {
   if (!event_handler_.IsInitialized()) {
     NOTREACHED();
     return;
   }
   event_handler_.Call(from_here,
                       &JsEventHandler::HandleJsEvent, name, details);
 }
 
 }  // namespace syncer