Newly created profiles should have the grey silhouette as avatar.

chrome/browser/ui/views/profiles/profile_chooser_view.cc

Index: chrome/browser/ui/views/profiles/profile_chooser_view.cc
diff --git a/chrome/browser/ui/views/profiles/profile_chooser_view.cc b/chrome/browser/ui/views/profiles/profile_chooser_view.cc
index dd2d7df9b9db717a589a76b5dde34ca0af52fda4..c402b4739319d858013e739ea68d1b9ec2d9a595 100644
--- a/chrome/browser/ui/views/profiles/profile_chooser_view.cc
+++ b/chrome/browser/ui/views/profiles/profile_chooser_view.cc
@@ -9,6 +9,7 @@
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
 #include "chrome/browser/profiles/profile_avatar_icon_util.h"
+#include "chrome/browser/profiles/profile_info_cache.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/profiles/profile_window.h"
 #include "chrome/browser/profiles/profiles_state.h"
@@ -866,7 +867,8 @@ views::View* ProfileChooserView::CreateCurrentProfileEditableView(
 
 views::View* ProfileChooserView::CreateGuestProfileView() {
   gfx::Image guest_icon =
-      ui::ResourceBundle::GetSharedInstance().GetImageNamed(IDR_LOGIN_GUEST);
+      ui::ResourceBundle::GetSharedInstance().GetImageNamed(
+          profiles::GetPlaceholderAvatarIconResourceID());
   AvatarMenu::Item guest_avatar_item(0, 0, guest_icon);
   guest_avatar_item.active = true;
   guest_avatar_item.name = l10n_util::GetStringUTF16(