[Clean Skeleton] Migrate code to clean/

ios/chrome/browser/ui/tab_grid/tab_grid_tab_cell.h

Index: ios/chrome/browser/ui/tab_grid/tab_grid_tab_cell.h
diff --git a/ios/chrome/browser/ui/tab_grid/tab_grid_tab_cell.h b/ios/chrome/browser/ui/tab_grid/tab_grid_tab_cell.h
deleted file mode 100644
index 5cd1bffd70e23f1267d3ce2814b319d7d350cfdd..0000000000000000000000000000000000000000
--- a/ios/chrome/browser/ui/tab_grid/tab_grid_tab_cell.h
+++ /dev/null
@@ -1,23 +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.
-
-// ======                        New Architecture                         =====
-// =         This code is only used in the new iOS Chrome architecture.       =
-// ============================================================================
-
-#ifndef IOS_CHROME_BROWSER_UI_TAB_GRID_TAB_GRID_TAB_CELL_H_
-#define IOS_CHROME_BROWSER_UI_TAB_GRID_TAB_GRID_TAB_CELL_H_
-
-#import <UIKit/UIKit.h>
-
-// Placeholder cell implementation for use in the tab grid.
-// A square cell with rounded corners and a label placed in the center.
-@interface TabGridTabCell : UICollectionViewCell
-
-// The label in the center of the tab cell.
-@property(nonatomic, readonly) UILabel* label;
-
-@end
-
-#endif  // IOS_CHROME_BROWSER_UI_TAB_GRID_TAB_GRID_TAB_CELL_H_