[Clean Skeleton] Migrate code to clean/

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

Index: ios/chrome/browser/ui/tab_grid/BUILD.gn
diff --git a/ios/chrome/browser/ui/tab_grid/BUILD.gn b/ios/chrome/browser/ui/tab_grid/BUILD.gn
deleted file mode 100644
index 838c6d6b7eb6c67f6c4ba22128c3ff5b3a9b7f09..0000000000000000000000000000000000000000
--- a/ios/chrome/browser/ui/tab_grid/BUILD.gn
+++ /dev/null
@@ -1,43 +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("tab_grid") {
-  sources = [
-    "tab_grid_coordinator.h",
-    "tab_grid_coordinator.mm",
-  ]
-
-  configs += [ "//build/config/compiler:enable_arc" ]
-
-  deps = [
-    ":tab_grid_ui",
-    "//base",
-    "//ios/chrome/browser:browser_clean_skeleton",
-    "//ios/chrome/browser/browser_state",
-    "//ios/chrome/browser/ui/commands:commands_clean_skeleton",
-    "//ios/chrome/browser/ui/settings:settings_clean_skeleton",
-    "//ios/chrome/browser/ui/tab",
-    "//ios/web",
-    "//net",
-    "//ui/base",
-  ]
-}
-
-source_set("tab_grid_ui") {
-  sources = [
-    "tab_grid_tab_cell.h",
-    "tab_grid_tab_cell.mm",
-    "tab_grid_view_controller.h",
-    "tab_grid_view_controller.mm",
-  ]
-
-  configs += [ "//build/config/compiler:enable_arc" ]
-
-  deps = [
-    "//base",
-    "//ios/chrome/browser/ui/actions",
-    "//ios/chrome/browser/ui/animators",
-    "//ios/chrome/browser/ui/commands:commands_clean_skeleton",
-  ]
-}