Use ChromeBrowserStateManager instead of BrowserListIOS.

ios/chrome/browser/ui/browser_ios.h

Index: ios/chrome/browser/ui/browser_ios.h
diff --git a/ios/chrome/browser/ui/browser_ios.h b/ios/chrome/browser/ui/browser_ios.h
deleted file mode 100644
index a65005a4450820f4e67cd9e251a280f5f3031768..0000000000000000000000000000000000000000
--- a/ios/chrome/browser/ui/browser_ios.h
+++ /dev/null
@@ -1,26 +0,0 @@
-// Copyright 2012 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.
-
-#ifndef IOS_CHROME_BROWSER_UI_BROWSER_IOS_H_
-#define IOS_CHROME_BROWSER_UI_BROWSER_IOS_H_
-
-#import <Foundation/Foundation.h>
-
-namespace ios {
-class ChromeBrowserState;
-}
-
-@class TabModel;
-
-// Modeled after chrome/browser/ui/browser, just an abstract interface to
-// a browser to get the browser state and tabs from but can go into a
-// BrowserListIOS.
-@protocol BrowserIOS
-
-- (ios::ChromeBrowserState*)browserState;
-- (TabModel*)tabModel;
-
-@end
-
-#endif  // IOS_CHROME_BROWSER_UI_BROWSER_IOS_H_