[Clean Skeleton] Migrate code to clean/

ios/chrome/browser/ui/strip/BUILD.gn

Index: ios/chrome/browser/ui/strip/BUILD.gn
diff --git a/ios/chrome/browser/ui/strip/BUILD.gn b/ios/chrome/browser/ui/strip/BUILD.gn
deleted file mode 100644
index 5819bc7644d62f8c0c8ec125214c88303f599b3e..0000000000000000000000000000000000000000
--- a/ios/chrome/browser/ui/strip/BUILD.gn
+++ /dev/null
@@ -1,16 +0,0 @@
-# Copyright 2016 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.
-
-source_set("strip_ui") {
-  sources = [
-    "strip_container_view_controller.h",
-    "strip_container_view_controller.mm",
-  ]
-  deps = [
-    "//ios/chrome/browser/ui:ui_clean_skeleton",
-    "//ios/chrome/browser/ui/actions",
-  ]
-  libs = [ "UIKit.framework" ]
-  configs += [ "//build/config/compiler:enable_arc" ]
-}