Settings reset prompt: add startup logic

chrome/browser/safe_browsing/settings_reset_prompt/settings_reset_prompt_prefs_manager.h

Index: chrome/browser/safe_browsing/settings_reset_prompt/settings_reset_prompt_prefs_manager.h
diff --git a/chrome/browser/safe_browsing/settings_reset_prompt/settings_reset_prompt_prefs_manager.h b/chrome/browser/safe_browsing/settings_reset_prompt/settings_reset_prompt_prefs_manager.h
new file mode 100644
index 0000000000000000000000000000000000000000..6c47fb4bc698ab965c5c658580f3e164dbafac4d
--- /dev/null
+++ b/chrome/browser/safe_browsing/settings_reset_prompt/settings_reset_prompt_prefs_manager.h
@@ -0,0 +1,49 @@
+// Copyright 2017 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_SAFE_BROWSING_SETTINGS_RESET_PROMPT_SETTINGS_RESET_PROMPT_PREFS_MANAGER_H_
+#define CHROME_BROWSER_SAFE_BROWSING_SETTINGS_RESET_PROMPT_SETTINGS_RESET_PROMPT_PREFS_MANAGER_H_
+
+#include "base/time/time.h"
+
+class Profile;
+class PrefService;
+
+namespace user_prefs {
+class PrefRegistrySyncable;
+}  // namespace user_prefs
+
+namespace safe_browsing {
+
+// Class responsible for reading and updating the preferences related to the
+// settings reset prompt.
+class SettingsResetPromptPrefsManager {
+ public:
+  // |prompt_wave| should be set to the prompt wave parameter obtained from the
+  // |SettingsResetPromptConfig| class. If a new prompt wave has been started
+  // (i.e., if the |prompt_wave| passed in to the constructor is greater than
+  // the one stored in preferences), other related settings in preferences will
+  // be reset.
+  SettingsResetPromptPrefsManager(Profile* profile, int prompt_wave);
+  ~SettingsResetPromptPrefsManager();
+
+  static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
+
+  base::Time LastTriggeredPrompt() const;
+  base::Time LastTriggeredPromptForDefaultSearch() const;
+  base::Time LastTriggeredPromptForStartupUrls() const;
+  base::Time LastTriggeredPromptForHomepage() const;
+
+  void RecordPromptShownForDefaultSearch(const base::Time& prompt_time);
+  void RecordPromptShownForStartupUrls(const base::Time& prompt_time);
+  void RecordPromptShownForHomepage(const base::Time& prompt_time);
+
+ private:
+  Profile* const profile_;
+  PrefService* const prefs_;
+};
+
+}  // namespace safe_browsing
+
+#endif  // CHROME_BROWSER_SAFE_BROWSING_SETTINGS_RESET_PROMPT_SETTINGS_RESET_PROMPT_PREFS_MANAGER_H_