Switch to direct use of OwnerSettingsServiceChromeOS::Set() in tests.

chrome/browser/chromeos/settings/scoped_cros_settings_test_helper.h

+// Copyright (c) 2015 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.
+
+#ifndef CHROME_BROWSER_CHROMEOS_SETTINGS_SCOPED_CROS_SETTINGS_TEST_HELPER_H_
+#define CHROME_BROWSER_CHROMEOS_SETTINGS_SCOPED_CROS_SETTINGS_TEST_HELPER_H_
+
+#include <string>
+
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "chrome/browser/chromeos/settings/device_settings_provider.h"
+#include "chrome/browser/chromeos/settings/stub_cros_settings_provider.h"
+
+class KeyedService;
+class Profile;
+
+namespace content {
+class BrowserContext;
+}
+
+namespace chromeos {
+
+class FakeOwnerSettingsService;
+class ScopedTestCrosSettings;
+class ScopedTestDeviceSettingsService;
+
+class ScopedCrosSettingsTestHelper {
+ public:
+  ScopedCrosSettingsTestHelper();
+
+  // In some cases it is required to pass |create_settings_service| as false:
+  // if the test already has a device settings service and/or CrosSettings set
+  // up by another bundle, creating another one causes crash.
+  explicit ScopedCrosSettingsTestHelper(bool create_settings_service);
+  virtual ~ScopedCrosSettingsTestHelper();
+
+  // Methods to replace and restore CrosSettingsProvider for the specified path.
+  void ReplaceProvider(const std::string& path);
+  void RestoreProvider();
+
+  // Method to create an owner settings service that uses
+  // stub_settings_provider_ as settings write path.
+  FakeOwnerSettingsService* CreateOwnerSettingsService(Profile* profile);
+
+  // Convenience forms of Set() from CrosSettingsProvider. These methods will
+  // replace any existing value at that |path|, even if it has a different type.
+  void SetBoolean(const std::string& path, bool in_value);
+  void SetInteger(const std::string& path, int in_value);
+  void SetDouble(const std::string& path, double in_value);
+  void SetString(const std::string& path, const std::string& in_value);
+
+ private:
+  // Helpers used to mock out cros settings.
+  scoped_ptr<ScopedTestDeviceSettingsService> test_device_settings_service_;
+  scoped_ptr<ScopedTestCrosSettings> test_cros_settings_;
+  CrosSettingsProvider* device_settings_provider_ = nullptr;
+  StubCrosSettingsProvider stub_settings_provider_;
+
+  void Initialize(bool create_settings_service);
+
+  DISALLOW_COPY_AND_ASSIGN(ScopedCrosSettingsTestHelper);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_SETTINGS_SCOPED_CROS_SETTINGS_TEST_HELPER_H_