[Autofill] Remove AutofillPopupController::IsWarning()

chrome/browser/ui/autofill/autofill_popup_controller.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 CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_POPUP_CONTROLLER_H_
 #define CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_POPUP_CONTROLLER_H_
 
 #include <stddef.h>
 
 #include <vector>
@@ skipping 11 matching lines @@
 
 // This interface provides data to an AutofillPopupView.
 class AutofillPopupController : public AutofillPopupViewDelegate {
  public:
   // Recalculates the height and width of the popup and triggers a redraw.
   virtual void UpdateBoundsAndRedrawPopup() = 0;
 
   // Accepts the suggestion at |index|.
   virtual void AcceptSuggestion(size_t index) = 0;
 
-  // Returns true if the given index refers to an element that is a warning
-  // rather than an Autofill suggestion.
-  virtual bool IsWarning(size_t index) const = 0;
-
   // Returns the number of lines of data that there are.
   virtual size_t GetLineCount() const = 0;
 
   // Returns the suggestion or pre-elided string at the given row index.
   virtual const autofill::Suggestion& GetSuggestionAt(size_t row) const = 0;
   virtual const base::string16& GetElidedValueAt(size_t row) const = 0;
   virtual const base::string16& GetElidedLabelAt(size_t row) const = 0;
 
   // Returns whether the item at |list_index| can be removed. If so, fills
   // out |title| and |body| (when non-null) with relevant user-facing text.
@@ skipping 14 matching lines @@
 
   virtual const AutofillPopupLayoutModel& layout_model() const = 0;
 
  protected:
   ~AutofillPopupController() override {}
 };
 
 }  // namespace autofill
 
 #endif  // CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_POPUP_CONTROLLER_H_