Revert of [Sync] Move //components/sync to the syncer namespace. (patchset #5 id:40001 of https://co

components/sync/core/model_type_store_impl_unittest.cc

Index: components/sync/core/model_type_store_impl_unittest.cc
diff --git a/components/sync/core/model_type_store_impl_unittest.cc b/components/sync/core/model_type_store_impl_unittest.cc
index c37896db09ae5d337cc2fd6815491dba788c3ca2..93902ce40daad8853bb099173e1de16d2089951c 100644
--- a/components/sync/core/model_type_store_impl_unittest.cc
+++ b/components/sync/core/model_type_store_impl_unittest.cc
@@ -12,7 +12,7 @@
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace syncer {
+namespace syncer_v2 {
 
 class ModelTypeStoreImplTest : public testing::Test {
  public:
@@ -210,4 +210,4 @@ TEST_F(ModelTypeStoreImplTest, ReadMissingDataRecords) {
   ASSERT_THAT(*missing_id_list, testing::UnorderedElementsAre("id3"));
 }
 
-}  // namespace syncer
+}  // namespace syncer_v2