[views] Add checkmark throbber to card unmasking prompt

chrome/browser/ui/views/autofill/card_unmask_prompt_views.h

 // Copyright 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_UI_VIEWS_AUTOFILL_CARD_UNMASK_PROMPT_VIEWS_H_
 #define CHROME_BROWSER_UI_VIEWS_AUTOFILL_CARD_UNMASK_PROMPT_VIEWS_H_
 
 #include "chrome/browser/ui/autofill/autofill_dialog_models.h"
 #include "chrome/browser/ui/autofill/card_unmask_prompt_view.h"
 #include "ui/gfx/animation/animation_delegate.h"
 #include "ui/gfx/animation/slide_animation.h"
 #include "ui/views/controls/combobox/combobox_listener.h"
 #include "ui/views/controls/textfield/textfield_controller.h"
 #include "ui/views/window/dialog_delegate.h"
 
 namespace views {
 class Label;
 class Checkbox;
+class CheckmarkThrobber;
 }
 
 namespace autofill {
 
 class DecoratedTextfield;
 
 class CardUnmaskPromptViews : public CardUnmaskPromptView,
                               views::ComboboxListener,
                               views::DialogDelegateView,
                               views::TextfieldController,
@@ skipping 96 matching lines @@
   MonthComboboxModel month_combobox_model_;
   YearComboboxModel year_combobox_model_;
 
   // The error label for most errors, which lives beneath the inputs.
   views::Label* error_label_;
 
   FadeOutView* storage_row_;
   views::Checkbox* storage_checkbox_;
 
   FadeOutView* progress_overlay_;
+  views::CheckmarkThrobber* progress_throbber_;
   views::Label* progress_label_;
 
   gfx::SlideAnimation overlay_animation_;
 
   base::WeakPtrFactory<CardUnmaskPromptViews> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CardUnmaskPromptViews);
 };
 
 }  // namespace autofill
 
 #endif  // CHROME_BROWSER_UI_VIEWS_AUTOFILL_CARD_UNMASK_PROMPT_VIEWS_H_