[Mac, Win] The fast user switcher should use the small, non-high res default avatars

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 86f0e2a590bb1d60e19fe17f9ee938e53ce65e7b..54cf10e4a5f9176f1ddf8a1e2bbd87f9a87a764a 100644
--- a/chrome/browser/ui/views/profiles/profile_chooser_view.cc
+++ b/chrome/browser/ui/views/profiles/profile_chooser_view.cc
@@ -1247,8 +1247,15 @@ views::View* ProfileChooserView::CreateOtherProfilesView(
     const AvatarMenu::Item& item = avatar_menu_->GetItemAt(index);
     const int kSmallImageSide = 32;
 
+    // Use the low-res, small default avatars in the fast user switcher, like
+    // we do in the menu bar.
+    gfx::Image item_icon;
+    bool is_rectangle;
+    AvatarMenu::GetImageForMenuButton(
+        item.profile_path, &item_icon, &is_rectangle);
+
     gfx::Image image = profiles::GetSizedAvatarIcon(
-        item.icon, true, kSmallImageSide, kSmallImageSide);
+        item_icon, true, kSmallImageSide, kSmallImageSide);
 
     views::LabelButton* button = new BackgroundColorHoverButton(
         this,