Revert of Upstream Chrome on iOS source code [11/11].

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

Index: ios/chrome/browser/ui/material_components/BUILD.gn
diff --git a/ios/chrome/browser/ui/material_components/BUILD.gn b/ios/chrome/browser/ui/material_components/BUILD.gn
deleted file mode 100644
index 63e674f4287838826d2272d596a4af7574c537b0..0000000000000000000000000000000000000000
--- a/ios/chrome/browser/ui/material_components/BUILD.gn
+++ /dev/null
@@ -1,18 +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("material_components") {
-  sources = [
-    "activity_indicator.h",
-    "activity_indicator.mm",
-    "app_bar_presenting.h",
-    "utils.h",
-    "utils.mm",
-  ]
-  deps = [
-    "//ios/chrome/browser/ui/colors",
-    "//ios/third_party/material_components_ios",
-  ]
-  libs = [ "UIKit.framework" ]
-}