[Clean Skeleton] Migrate code to clean/

ios/chrome/browser/web/web_mediator+internal.h

Index: ios/chrome/browser/web/web_mediator+internal.h
diff --git a/ios/chrome/browser/web/web_mediator+internal.h b/ios/chrome/browser/web/web_mediator+internal.h
deleted file mode 100644
index f3813e0d90e1e29f9829eb9782db7b61f4ba4332..0000000000000000000000000000000000000000
--- a/ios/chrome/browser/web/web_mediator+internal.h
+++ /dev/null
@@ -1,26 +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_WEB_WEB_MEDIATOR_INTERNAL_H_
-#define IOS_CHROME_BROWSER_WEB_WEB_MEDIATOR_INTERNAL_H_
-
-#import <Foundation/Foundation.h>
-
-#import "ios/chrome/browser/web/web_mediator.h"
-
-// Internal API for use by WebMediator categories.
-@interface WebMediator (Internal)
-
-// Dictionary to store injector objects. Categories should define their
-// own keys.
-@property(nonatomic, readonly)
-    NSMutableDictionary<NSString*, NSObject*>* injectors;
-
-@end
-
-#endif  // IOS_CHROME_BROWSER_WEB_WEB_MEDIATOR_INTERNAL_H_