Convert //chrome/browser/sync from scoped_ptr to std::unique_ptr

chrome/browser/sync/test/integration/single_client_wifi_credentials_sync_test.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 <stddef.h>
 
 #include "base/command_line.h"
 #include "base/macros.h"
 #include "chrome/browser/sync/test/integration/sync_integration_test_util.h"
 #include "chrome/browser/sync/test/integration/sync_test.h"
@@ skipping 38 matching lines @@
 IN_PROC_BROWSER_TEST_F(SingleClientWifiCredentialsSyncTest, NoCredentials) {
   ASSERT_TRUE(SetupSync()) << "SetupSync() failed.";
   ASSERT_TRUE(wifi_credentials_helper::VerifierIsEmpty());
   ASSERT_TRUE(wifi_credentials_helper::ProfileMatchesVerifier(0));
 }
 
 IN_PROC_BROWSER_TEST_F(SingleClientWifiCredentialsSyncTest, SingleCredential) {
   ASSERT_TRUE(SetupSync()) << "SetupSync() failed.";
 
   const char ssid[] = "fake-ssid";
-  scoped_ptr<WifiCredential> credential =
+  std::unique_ptr<WifiCredential> credential =
       wifi_credentials_helper::MakeWifiCredential(
           ssid, wifi_sync::SECURITY_CLASS_PSK, "fake_passphrase");
   ASSERT_TRUE(credential);
 
   const size_t profile_index = 0;
   wifi_credentials_helper::AddWifiCredential(
       profile_index, "fake_id", *credential);
 
   const WifiCredentialSet verifier_credentials =
       wifi_credentials_helper::GetWifiCredentialsForProfile(verifier());
   EXPECT_EQ(1U, verifier_credentials.size());
   EXPECT_EQ(WifiCredential::MakeSsidBytesForTest(ssid),
             verifier_credentials.begin()->ssid());
 
   ASSERT_TRUE(AwaitCommitActivityCompletion(GetSyncService((profile_index))));
   EXPECT_TRUE(wifi_credentials_helper::ProfileMatchesVerifier(profile_index));
 }