Settings reset prompt: add more UI metrics.

chrome/browser/ui/views/settings_reset_prompt_dialog.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_UI_VIEWS_SETTINGS_RESET_PROMPT_DIALOG_H_
 #define CHROME_BROWSER_UI_VIEWS_SETTINGS_RESET_PROMPT_DIALOG_H_
 
 #include "base/macros.h"
 #include "base/strings/string16.h"
 #include "ui/base/ui_base_types.h"
@@ skipping 28 matching lines @@
   bool ShouldShowWindowIcon() const override;
   base::string16 GetWindowTitle() const override;
 
   // ui::DialogModel overrides.
   bool ShouldDefaultButtonBeBlue() const override;
 
   // views::DialogDelegate overrides.
   base::string16 GetDialogButtonLabel(ui::DialogButton button) const override;
   bool Accept() override;
   bool Cancel() override;
+  // We override |Close()| because we want to distinguish in our metrics between
+  // users clicking the cancel button versus dismissing the dialog in other
+  // ways.
+  bool Close() override;
 
   // views::View overrides.
   gfx::Size GetPreferredSize() const override;
 
  private:
   Browser* browser_;
   safe_browsing::SettingsResetPromptController* controller_;
-  bool interaction_done_;
 
   DISALLOW_COPY_AND_ASSIGN(SettingsResetPromptDialog);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_SETTINGS_RESET_PROMPT_DIALOG_H_