[MD] Eliminate as many SetStyle(STYLE_BUTTON) calls as possible.

chrome/browser/ui/views/sync/profile_signin_confirmation_dialog_views.h

 // Copyright 2013 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_SYNC_PROFILE_SIGNIN_CONFIRMATION_DIALOG_VIEWS_H_
 #define CHROME_BROWSER_UI_VIEWS_SYNC_PROFILE_SIGNIN_CONFIRMATION_DIALOG_VIEWS_H_
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "chrome/browser/ui/sync/profile_signin_confirmation_helper.h"
 #include "ui/views/controls/button/button.h"
-#include "ui/views/controls/button/label_button.h"
 #include "ui/views/controls/link_listener.h"
 #include "ui/views/controls/styled_label_listener.h"
 #include "ui/views/window/dialog_delegate.h"
 
 class Browser;
 class Profile;
 
-namespace content {
-class WebContents;
-}
-
-namespace views {
-class StyledLabel;
-}
-
 // A tab-modal dialog to allow a user signing in with a managed account
 // to create a new Chrome profile.
 class ProfileSigninConfirmationDialogViews : public views::DialogDelegateView,
                                              public views::StyledLabelListener,
                                              public views::ButtonListener {
  public:
   // Create and show the dialog, which owns itself.
   static void ShowDialog(Browser* browser,
                          Profile* profile,
                          const std::string& username,
@@ skipping 26 matching lines @@
                               int event_flags) override;
 
   // views::ButtonListener:
   void ButtonPressed(views::Button*, const ui::Event& event) override;
 
   // Shows the dialog and releases ownership of this object. It will
   // delete itself when the dialog is closed. If |prompt_for_new_profile|
   // is true, the dialog will offer to create a new profile before signin.
   void Show(bool prompt_for_new_profile);
 
-  // Weak ptr to label for dialog explanation text.
-  views::StyledLabel* explanation_label_;
-
   // Weak ptr to parent view.
   Browser* browser_;
 
   // The GAIA username being signed in.
   std::string username_;
 
   // Dialog button handler.
   ui::ProfileSigninConfirmationDelegate* delegate_;
 
   // Whether the user should be prompted to create a new profile.
   bool prompt_for_new_profile_;
 
-  // The button to continue with signin, if an extra button is required.
-  views::LabelButton* continue_signin_button_;
-
   DISALLOW_COPY_AND_ASSIGN(ProfileSigninConfirmationDialogViews);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_SYNC_PROFILE_SIGNIN_CONFIRMATION_DIALOG_VIEWS_H_