Update avatar button to MD

chrome/browser/ui/views/frame/browser_non_client_frame_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 CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_NON_CLIENT_FRAME_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_NON_CLIENT_FRAME_VIEW_H_
 
 #include "chrome/browser/profiles/profile_attributes_storage.h"
 #include "chrome/browser/ui/views/profiles/profile_indicator_icon.h"
+#include "ui/views/controls/button/menu_button.h"

[Peter Kasting, 2017/04/26 02:09:53]

Nit: Forward-declare rather than #include

[emx, 2017/04/27 16:30:58]

Done.

 #include "ui/views/window/non_client_view.h"
 
 class BrowserFrame;
 class BrowserView;
 
 // A specialization of the NonClientFrameView object that provides additional
 // Browser-specific methods.
 class BrowserNonClientFrameView : public views::NonClientFrameView,
                                   public ProfileAttributesStorage::Observer {
  public:
@@ skipping 28 matching lines @@
   gfx::ImageSkia GetIncognitoAvatarIcon() const;
 
   // Returns COLOR_TOOLBAR_TOP_SEPARATOR[,_INACTIVE] depending on the activation
   // state of the window.
   SkColor GetToolbarTopSeparatorColor() const;
 
   // Updates the throbber.
   virtual void UpdateThrobber(bool running) = 0;
 
   // Returns the profile switcher button, if this frame has any.
-  virtual views::View* GetProfileSwitcherView() const;
+  virtual views::MenuButton* GetProfileSwitcherButton() const;
 
   // Provided for mus. Updates the client-area of the WindowTreeHostMus.
   virtual void UpdateClientArea();
 
   // Overriden from views::View.
   void VisibilityChanged(views::View* starting_from, bool is_visible) override;
 
  protected:
   // Whether the frame should be painted with theming.
   // By default, tabbed browser windows are themed but popup and app windows are
@@ skipping 63 matching lines @@
 
 namespace chrome {
 
 // Provided by a browser_non_client_frame_view_factory_*.cc implementation
 BrowserNonClientFrameView* CreateBrowserNonClientFrameView(
     BrowserFrame* frame, BrowserView* browser_view);
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_UI_VIEWS_FRAME_BROWSER_NON_CLIENT_FRAME_VIEW_H_