[Sync] Rename csync namespace to syncer

sync/sessions/sync_session_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/sessions/sync_session.h"
 
 #include "base/compiler_specific.h"
 #include "base/location.h"
 #include "base/memory/ref_counted.h"
 #include "base/message_loop.h"
 #include "sync/engine/conflict_resolver.h"
 #include "sync/engine/syncer_types.h"
 #include "sync/engine/throttled_data_type_tracker.h"
 #include "sync/internal_api/public/syncable/model_type.h"
 #include "sync/sessions/session_state.h"
 #include "sync/sessions/status_controller.h"
 #include "sync/syncable/syncable_id.h"
 #include "sync/syncable/write_transaction.h"
 #include "sync/test/engine/fake_model_worker.h"
 #include "sync/test/engine/test_directory_setter_upper.h"
 #include "sync/test/fake_extensions_activity_monitor.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using syncable::WriteTransaction;
 
-namespace csync {
+namespace syncer {
 namespace sessions {
 namespace {
 
 class SyncSessionTest : public testing::Test,
                         public SyncSession::Delegate {
  public:
   SyncSessionTest() : controller_invocations_allowed_(false) {}
 
   SyncSession* MakeSession() {
     std::vector<ModelSafeWorker*> workers;
@@ skipping 492 matching lines @@
   ASSERT_EQ(5U, original.size());
   EXPECT_EQ(empty_payload, original[syncable::BOOKMARKS]);
   EXPECT_EQ(payload1, original[syncable::PASSWORDS]);
   EXPECT_EQ(payload1, original[syncable::AUTOFILL]);
   EXPECT_EQ(payload2, original[syncable::SESSIONS]);
   EXPECT_EQ(payload3, original[syncable::THEMES]);
 }
 
 }  // namespace
 }  // namespace sessions
-}  // namespace csync
+}  // namespace syncer