[Sync] Move //components/sync to the syncer namespace.

components/sync/core_impl/model_type_connector_proxy.cc

Index: components/sync/core_impl/model_type_connector_proxy.cc
diff --git a/components/sync/core_impl/model_type_connector_proxy.cc b/components/sync/core_impl/model_type_connector_proxy.cc
index b8f62a8eaaf9982c6375918c0a3674343715a36e..23f95a887fa4c6e22e93dd0cc91350d07a92d669 100644
--- a/components/sync/core_impl/model_type_connector_proxy.cc
+++ b/components/sync/core_impl/model_type_connector_proxy.cc
@@ -9,7 +9,7 @@
 #include "base/single_thread_task_runner.h"
 #include "components/sync/core/activation_context.h"
 
-namespace syncer_v2 {
+namespace syncer {
 
 ModelTypeConnectorProxy::ModelTypeConnectorProxy(
     const scoped_refptr<base::SequencedTaskRunner>& task_runner,
@@ -19,7 +19,7 @@ ModelTypeConnectorProxy::ModelTypeConnectorProxy(
 ModelTypeConnectorProxy::~ModelTypeConnectorProxy() {}
 
 void ModelTypeConnectorProxy::ConnectType(
-    syncer::ModelType type,
+    ModelType type,
     std::unique_ptr<ActivationContext> activation_context) {
   task_runner_->PostTask(
       FROM_HERE,
@@ -27,10 +27,10 @@ void ModelTypeConnectorProxy::ConnectType(
                  base::Passed(&activation_context)));
 }
 
-void ModelTypeConnectorProxy::DisconnectType(syncer::ModelType type) {
+void ModelTypeConnectorProxy::DisconnectType(ModelType type) {
   task_runner_->PostTask(FROM_HERE,
                          base::Bind(&ModelTypeConnector::DisconnectType,
                                     model_type_connector_, type));
 }
 
-}  // namespace syncer_v2
+}  // namespace syncer