Settings reset prompt: add startup logic

chrome/browser/safe_browsing/settings_reset_prompt/settings_reset_prompt_controller.h

 // 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_CONTROLLER_H_
 #define CHROME_BROWSER_SAFE_BROWSING_SETTINGS_RESET_PROMPT_SETTINGS_RESET_PROMPT_CONTROLLER_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 22 matching lines @@
   static void ShowSettingsResetPrompt(
       Browser* browser,
       SettingsResetPromptController* controller);
 
   base::string16 GetWindowTitle() const;
   base::string16 GetButtonLabel() const;
   base::string16 GetMainText() const;
   // Returns the offset into the main text string where a URL was inserted. To
   // be used by the dialog to apply an appropriate style to the URL text.
   gfx::Range GetMainTextUrlRange() const;
+  // |DialogShown()| will be called by the dialog when the dialog's |Show()|
+  // method is called. This allows the controller to notify the model that the
+  // dialog has been shown so that preferences can be updated.
+  void DialogShown();
   // |Accept()| will be called by the dialog when the user clicks the main
   // button, after which the dialog will be closed.
   void Accept();
   // |Cancel()| will be called by the dialog when the user clicks the dismiss
   // button on the top right, after which the dialog will be closed.
   void Cancel();
 
  private:
   ~SettingsResetPromptController();
   void InitMainText();
   // Function to be called sometime after |Accept()| or |Cancel()| has been
   // called to perform any final tasks (such as metrcis reporting) and delete
   // this object.
   void OnInteractionDone();
 
   std::unique_ptr<SettingsResetPromptModel> model_;
   base::string16 main_text_;
   gfx::Range main_text_url_range_;
 
   DISALLOW_COPY_AND_ASSIGN(SettingsResetPromptController);
 };
 
+// Function to be called after startup in order to display the settings reset
+// prompt. The function will figure out if a prompt is needed, and if so, show
+// the dialog after a delay as determined by the |kSettingsResetPrompt|
+// feature parameters.
+void MaybeShowSettingsResetPromptWithDelay();
+
 }  // namespace safe_browsing
 
 #endif  // CHROME_BROWSER_SAFE_BROWSING_SETTINGS_RESET_PROMPT_SETTINGS_RESET_PROMPT_CONTROLLER_H_