[profile-menu] Remove line separators

TBR=droger@chromium.org

Bug: 995720
Change-Id: Ia980d12951d3a6615f4bbbd44ab1113f5feb6cb0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1848383Reviewed-by: Thomas Tangl <tangltom@chromium.org>
Reviewed-by: David Roger <droger@chromium.org>
Commit-Queue: Thomas Tangl <tangltom@chromium.org>
Cr-Commit-Position: refs/heads/master@{#704164}

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

@@ -409,9 +409,6 @@ void ProfileMenuViewBase::AddAccountFeatureButton(
             views::BoxLayout::Orientation::kVertical));
   }
 
-  account_features_container_->AddChildView(
-      std::make_unique<views::Separator>());
-
   views::Button* button =
       account_features_container_->AddChildView(std::make_unique<HoverButton>(
           this, SizeImage(ColorImage(icon, GetDefaultIconColor()), kIconSize),