Fix sign-in error strings.

chrome/browser/ui/views/profiles/new_avatar_button.h

 // Copyright 2014 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_PROFILES_NEW_AVATAR_BUTTON_H_
 #define CHROME_BROWSER_UI_VIEWS_PROFILES_NEW_AVATAR_BUTTON_H_
 
 #include "chrome/browser/profiles/profile_info_cache_observer.h"
+#include "components/signin/core/browser/signin_error_controller.h"
 #include "ui/views/controls/button/menu_button.h"
 
 class Browser;
 
 // Avatar button that displays the active profile's name in the caption area.
 class NewAvatarButton : public views::MenuButton,
-                        public ProfileInfoCacheObserver {
+                        public ProfileInfoCacheObserver,
+                        public SigninErrorController::Observer {
  public:
   // Different button styles that can be applied.
   enum AvatarButtonStyle {
     THEMED_BUTTON,   // Used in a themed browser window.
     NATIVE_BUTTON,    // Used in a native aero or metro window.
   };
 
   NewAvatarButton(views::ButtonListener* listener,
                   const base::string16& profile_name,
                   AvatarButtonStyle button_style,
                   Browser* browser);
   virtual ~NewAvatarButton();
 
-  // views::View:
-  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
+  // views::TextButton:
+  virtual void OnPaintText(gfx::Canvas* canvas, PaintButtonMode mode) OVERRIDE;
 
  private:
   friend class NewAvatarMenuButtonTest;
   friend class ProfileChooserViewBrowserTest;
   FRIEND_TEST_ALL_PREFIXES(NewAvatarMenuButtonTest, SignOut);
   FRIEND_TEST_ALL_PREFIXES(ProfileChooserViewBrowserTest, ViewProfileUMA);
 
   // ProfileInfoCacheObserver:
   virtual void OnProfileAdded(const base::FilePath& profile_path) OVERRIDE;
   virtual void OnProfileWasRemoved(
       const base::FilePath& profile_path,
       const base::string16& profile_name) OVERRIDE;
   virtual void OnProfileNameChanged(
       const base::FilePath& profile_path,
       const base::string16& old_profile_name) OVERRIDE;
 
+  // SigninErrorController::Observer:
+  virtual void OnErrorChanged() OVERRIDE;
+
   // Called when the profile info cache has changed, which means we might
   // have to re-display the profile name.
   void UpdateAvatarButtonAndRelayoutParent();
 
   Browser* browser_;
 
   DISALLOW_COPY_AND_ASSIGN(NewAvatarButton);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_PROFILES_NEW_AVATAR_BUTTON_H_