[Sync] Rename csync namespace to syncer

sync/notifier/chrome_system_resources_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/notifier/chrome_system_resources.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/message_loop.h"
 
 #include "google/cacheinvalidation/include/types.h"
 #include "jingle/notifier/listener/fake_push_client.h"
 #include "sync/notifier/state_writer.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace csync {
+namespace syncer {
 namespace {
 
 using ::testing::_;
 using ::testing::SaveArg;
 
 class MockStateWriter : public StateWriter {
  public:
   MOCK_METHOD1(WriteState, void(const std::string&));
 };
 
@@ skipping 136 matching lines @@
                                "fake-failure");
   EXPECT_CALL(mock_storage_callback, Run(_))
       .WillOnce(SaveArg<0>(&results));
   chrome_system_resources_.storage()->WriteKey(
       "", "state", mock_storage_callback.CreateCallback());
   message_loop_.RunAllPending();
   EXPECT_EQ(invalidation::Status(invalidation::Status::SUCCESS, ""), results);
 }
 
 }  // namespace
-}  // namespace notifier
+}  // namespace syncer