[rAc] Disable sign-in link while the user's signed-in state is unknown.

chrome/browser/ui/autofill/autofill_dialog_view_delegate.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_AUTOFILL_AUTOFILL_DIALOG_VIEW_DELEGATE_H_
 #define CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_VIEW_DELEGATE_H_
 
 #include <vector>
 
 #include "base/strings/string16.h"
@@ skipping 33 matching lines @@
   virtual string16 SignInLinkText() const = 0;
   virtual string16 EditSuggestionText() const = 0;
   virtual string16 CancelButtonText() const = 0;
   virtual string16 ConfirmButtonText() const = 0;
   virtual string16 SaveLocallyText() const = 0;
   virtual string16 SaveLocallyTooltip() const = 0;
   virtual string16 LegalDocumentsText() = 0;
 
   // State ---------------------------------------------------------------------
 
-  // Whether the user is known to be signed in.
-  virtual DialogSignedInState SignedInState() const = 0;
+  // Whether the sign-in link should be disabled.
+  virtual bool ShouldDisableSignInLink() const = 0;
 
   // Whether the dialog is in a not exactly well-defined state
   // (while attempting to sign-in or retrieving the wallet data etc).
   virtual bool ShouldShowSpinner() const = 0;
 
   // Whether to show the checkbox to save data locally (in Autofill).
   virtual bool ShouldOfferToSaveInChrome() const = 0;
 
   // Returns the model for the account chooser. It will return NULL if the
   // account chooser should not show a menu. In this case, clicking on the
@@ skipping 128 matching lines @@
   // The web contents that prompted the dialog.
   virtual content::WebContents* GetWebContents() = 0;
 
  protected:
   virtual ~AutofillDialogViewDelegate();
 };
 
 }  // namespace autofill
 
 #endif  // CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_VIEW_DELEGATE_H_