[Sync] Move sync/{internal_api,syncable} into syncer namespace

sync/syncable/model_type_unittest.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/public/syncable/model_type.h"
 
 #include <string>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/test/values_test_util.h"
 #include "base/values.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+namespace syncer {
 namespace syncable {
 namespace {
 
 class ModelTypeTest : public testing::Test {};
 
 TEST_F(ModelTypeTest, ModelTypeToValue) {
   for (int i = syncable::FIRST_REAL_MODEL_TYPE;
        i < syncable::MODEL_TYPE_COUNT; ++i) {
     ModelType model_type = ModelTypeFromInt(i);
     base::ExpectStringValue(ModelTypeToString(model_type),
@@ skipping 43 matching lines @@
   EXPECT_FALSE(IsRealDataType(UNSPECIFIED));
   EXPECT_FALSE(IsRealDataType(MODEL_TYPE_COUNT));
   EXPECT_FALSE(IsRealDataType(TOP_LEVEL_FOLDER));
   EXPECT_TRUE(IsRealDataType(FIRST_REAL_MODEL_TYPE));
   EXPECT_TRUE(IsRealDataType(BOOKMARKS));
   EXPECT_TRUE(IsRealDataType(APPS));
 }
 
 }  // namespace
 }  // namespace syncable
+}  // namespace syncer