Offer user to send feedback from profile error dialog

ui/views/controls/message_box_view.h

 // Copyright (c) 2012 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 UI_VIEWS_CONTROLS_MESSAGE_BOX_VIEW_H_
 #define UI_VIEWS_CONTROLS_MESSAGE_BOX_VIEW_H_
 
 #include <stdint.h>
 
 #include <vector>
@@ skipping 45 matching lines @@
   explicit MessageBoxView(const InitParams& params);
 
   ~MessageBoxView() override;
 
   // Returns the text box.
   views::Textfield* text_box() { return prompt_field_; }
 
   // Returns user entered data in the prompt field.
   base::string16 GetInputText();
 
+  // Returns true if this message box has a visible checkbox, false otherwise.
+  bool HasCheckBox() const;
+
   // Returns true if a checkbox is selected, false otherwise. (And false if
   // the message box has no checkbox.)
   bool IsCheckBoxSelected();
 
   // Adds a checkbox with the specified label to the message box if this is the
   // first call. Otherwise, it changes the label of the current checkbox. To
   // start, the message box has no checkbox until this function is called.
   void SetCheckBoxLabel(const base::string16& label);
 
   // Sets the state of the check-box.
@@ skipping 40 matching lines @@
 
   // Spacing between rows in the grid layout.
   int inter_row_vertical_spacing_;
 
   DISALLOW_COPY_AND_ASSIGN(MessageBoxView);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_MESSAGE_BOX_VIEW_H_