Move cryptohome_library to src/chromeos

chrome/browser/chromeos/settings/device_oauth2_token_service.cc

 // Copyright 2013 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 "chrome/browser/chromeos/settings/device_oauth2_token_service.h"
 
 #include "base/prefs/pref_registry_simple.h"
 #include "base/prefs/pref_service.h"
-#include "chrome/browser/browser_process.h"
-#include "chrome/browser/chromeos/cros/cert_library.h"
-#include "chrome/browser/chromeos/cros/cros_library.h"
 #include "chrome/common/pref_names.h"
+#include "chromeos/cryptohome/cryptohome_library.h"
 #include "content/public/browser/browser_thread.h"
 
 namespace chromeos {
 
 DeviceOAuth2TokenService::DeviceOAuth2TokenService(
     net::URLRequestContextGetter* getter,
     PrefService* local_state)
     : OAuth2TokenService(getter),
       local_state_(local_state) {
 }
 
 DeviceOAuth2TokenService::~DeviceOAuth2TokenService() {
 }
 
 // static
 void DeviceOAuth2TokenService::RegisterPrefs(PrefRegistrySimple* registry) {
   registry->RegisterStringPref(prefs::kDeviceRobotAnyApiRefreshToken,
                                std::string());
 }
 
 void DeviceOAuth2TokenService::SetAndSaveRefreshToken(
     const std::string& refresh_token) {
   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
   std::string encrypted_refresh_token =
-      CrosLibrary::Get()->GetCertLibrary()->EncryptWithSystemSalt(
-          refresh_token);
+      CryptohomeLibrary::Get()->EncryptWithSystemSalt(refresh_token);
 
   local_state_->SetString(prefs::kDeviceRobotAnyApiRefreshToken,
                           encrypted_refresh_token);
 }
 
 std::string DeviceOAuth2TokenService::GetRefreshToken() {
   if (refresh_token_.empty()) {
     std::string encrypted_refresh_token =
         local_state_->GetString(prefs::kDeviceRobotAnyApiRefreshToken);
 
-    refresh_token_ =
-        CrosLibrary::Get()->GetCertLibrary()->DecryptWithSystemSalt(
-            encrypted_refresh_token);
+    refresh_token_ = CryptohomeLibrary::Get()->DecryptWithSystemSalt(
+        encrypted_refresh_token);
   }
   return refresh_token_;
 }
 
 }  // namespace chromeos