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

chrome/browser/chromeos/policy/device_local_account_policy_store.h

Index: chrome/browser/chromeos/policy/device_local_account_policy_store.h
diff --git a/chrome/browser/chromeos/policy/device_local_account_policy_store.h b/chrome/browser/chromeos/policy/device_local_account_policy_store.h
index e3ad0d00bf1b3dbcefcc2f05bd36dda9cd5e4c8a..63c81ecc959735dbf40778884ecd42d901573cc7 100644
--- a/chrome/browser/chromeos/policy/device_local_account_policy_store.h
+++ b/chrome/browser/chromeos/policy/device_local_account_policy_store.h
@@ -5,12 +5,12 @@
 #ifndef CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_LOCAL_ACCOUNT_POLICY_STORE_H_
 #define CHROME_BROWSER_CHROMEOS_POLICY_DEVICE_LOCAL_ACCOUNT_POLICY_STORE_H_
 
+#include <memory>
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/chromeos/settings/device_settings_service.h"
 #include "components/policy/core/common/cloud/cloud_policy_validator.h"
@@ -69,13 +69,13 @@ class DeviceLocalAccountPolicyStore
   // Gets the owner key and triggers policy validation.
   void CheckKeyAndValidate(
       bool valid_timestamp_required,
-      scoped_ptr<enterprise_management::PolicyFetchResponse> policy,
+      std::unique_ptr<enterprise_management::PolicyFetchResponse> policy,
       const UserCloudPolicyValidator::CompletionCallback& callback);
 
   // Triggers policy validation.
   void Validate(
       bool valid_timestamp_required,
-      scoped_ptr<enterprise_management::PolicyFetchResponse> policy,
+      std::unique_ptr<enterprise_management::PolicyFetchResponse> policy,
       const UserCloudPolicyValidator::CompletionCallback& callback,
       chromeos::DeviceSettingsService::OwnershipStatus ownership_status);