Store profile avatar to preferences

chrome/browser/ui/views/frame/opaque_browser_frame_view.h

Index: chrome/browser/ui/views/frame/opaque_browser_frame_view.h
===================================================================
--- chrome/browser/ui/views/frame/opaque_browser_frame_view.h	(revision 91576)
+++ chrome/browser/ui/views/frame/opaque_browser_frame_view.h	(working copy)
@@ -7,10 +7,11 @@
 #pragma once
 
 #include "base/memory/scoped_ptr.h"
-#include "chrome/browser/prefs/pref_member.h"
 #include "chrome/browser/ui/views/frame/browser_frame.h"
 #include "chrome/browser/ui/views/frame/browser_non_client_frame_view.h"
 #include "chrome/browser/ui/views/tab_icon_view.h"
+#include "content/common/notification_observer.h"
+#include "content/common/notification_registrar.h"
 #include "views/controls/button/button.h"
 #include "views/window/non_client_view.h"
 
@@ -157,8 +158,8 @@
   // Returns the bounds of the client area for the specified view size.
   gfx::Rect CalculateClientAreaBounds(int width, int height) const;
 
-  // Receive notifications when the user's Google services user name changes.
-  void RegisterLoginNotifications();
+  // Updates the title and icon of the avatar button.
+  void UpdateAvatarInfo();
 
   // The layout rect of the title, if visible.
   gfx::Rect title_bounds_;
@@ -188,8 +189,7 @@
   // icon.
   scoped_ptr<AvatarMenuButton> avatar_button_;
 
-  // The Google services user name associated with this BrowserView's profile.
-  StringPrefMember username_pref_;
+  NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(OpaqueBrowserFrameView);
 };