Revert "Suppress Stylus Welcome bubble in KioskNext in Chromeos"

This reverts commit 573e2eaba85e3902d06bfdc8112a744ebb202688.

Bug: 977019

Original change's description:
> Suppress Stylus Welcome bubble in KioskNext in Chromeos
>
> Bug: 969227
> Change-Id: Ide1703ae4e37a22535c6d1f4034f7d55d716e635
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1638963
> Reviewed-by: James Cook <jamescook@chromium.org>
> Reviewed-by: Sammie Quon <sammiequon@chromium.org>
> Commit-Queue: Yilkal Abe <yilkal@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#665655}

# Not skipping CQ checks because original CL landed > 1 day ago.

Bug: 969227
Change-Id: Ide208a7ad01f15005c59e481fda81f4486eebc6c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1673923
Reviewed-by: Sammie Quon <sammiequon@chromium.org>
Reviewed-by: James Cook <jamescook@chromium.org>
Commit-Queue: Yilkal Abe <yilkal@chromium.org>
Cr-Commit-Position: refs/heads/master@{#672181}
diff --git a/ash/system/palette/palette_welcome_bubble.cc b/ash/system/palette/palette_welcome_bubble.cc
index b21770d37..83cf026 100644
--- a/ash/system/palette/palette_welcome_bubble.cc
+++ b/ash/system/palette/palette_welcome_bubble.cc
@@ -6,7 +6,6 @@
 
 #include <memory>
 
-#include "ash/kiosk_next/kiosk_next_shell_controller_impl.h"
 #include "ash/public/cpp/ash_pref_names.h"
 #include "ash/public/cpp/shell_window_ids.h"
 #include "ash/session/session_controller_impl.h"
@@ -122,9 +121,6 @@
     return;
   }
 
-  if (Shell::Get()->kiosk_next_shell_controller()->IsEnabled())
-    return;
-
   if (!HasBeenShown())
     Show();
 }