[GCM] Remove GCMDriver::Purge and GCMClient::CheckOut

components/gcm_driver/gcm_client_impl_unittest.cc

 // Copyright 2014 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 "components/gcm_driver/gcm_client_impl.h"
 
 #include "base/command_line.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 582 matching lines @@
   EXPECT_EQ(kDeviceSecurityToken, mcs_client()->last_security_token());
 
   // Checking freshly loaded CheckinInfo.
   EXPECT_EQ(kDeviceAndroidId, device_checkin_info().android_id);
   EXPECT_EQ(kDeviceSecurityToken, device_checkin_info().secret);
   EXPECT_TRUE(device_checkin_info().last_checkin_accounts.empty());
   EXPECT_TRUE(device_checkin_info().accounts_set);
   EXPECT_TRUE(device_checkin_info().account_tokens.empty());
 }
 
-TEST_F(GCMClientImplTest, CheckOut) {
-  EXPECT_TRUE(mcs_client());
-  EXPECT_TRUE(connection_factory());
-  gcm_client()->CheckOut();
-  EXPECT_FALSE(mcs_client());
-  EXPECT_FALSE(connection_factory());
-}
-
 TEST_F(GCMClientImplTest, RegisterApp) {
   EXPECT_FALSE(ExistsRegistration(kAppId));
 
   std::vector<std::string> senders;
   senders.push_back("sender");
   gcm_client()->Register(kAppId, senders);
   CompleteRegistration("reg_id");
 
   EXPECT_EQ(REGISTRATION_COMPLETED, last_event());
   EXPECT_EQ(kAppId, last_app_id());
@@ skipping 485 matching lines @@
   ASSERT_EQ(1UL, last_account_mappings().size());
   const AccountMapping& actual_mapping = last_account_mappings()[0];
   EXPECT_EQ(expected_mapping.account_id, actual_mapping.account_id);
   EXPECT_EQ(expected_mapping.email, actual_mapping.email);
   EXPECT_EQ(expected_mapping.status, actual_mapping.status);
   EXPECT_EQ(expected_mapping.status_change_timestamp,
             actual_mapping.status_change_timestamp);
 }
 
 }  // namespace gcm