Remove ui/base/ios

ios/web/web_state/ui/crw_context_menu_provider.h

 // Copyright 2011 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_WEB_WEB_STATE_UI_CRW_CONTEXT_MENU_PROVIDER_H_
 #define IOS_WEB_WEB_STATE_UI_CRW_CONTEXT_MENU_PROVIDER_H_
 
 #import <Foundation/Foundation.h>
 
-@class CRUContextMenuHolder;
-
-// A protocol implemented by a provider of labels and actions for a context
-// menu.
-@protocol CRWContextMenuProvider<NSObject>
-
-// Returns a CRUContextMenuHolder with the titles and actions associated with
-// each menu item. The "Cancel" item is automatically added when constructing
-// the menu for presentation, therefore it should not be added to the list.
-// Each CRWContextMenuProvider might have different requirements for the
-// |contextDictionary|. On a web page |kContextLinkURLString| and
-// |kContextImageURLString| might both be set whereas on a recently visited
-// entry some other identifier will be passed on.
-- (CRUContextMenuHolder*)contextMenuForDictionary:(NSDictionary*)context;
-
-@end
-
 namespace web {
 
 // Keys for the contextDictionary.
 
 // The menu title (as an NSString).
 extern NSString* const kContextTitle;
 // The url spec (as an NSString) of the the inner-most wrapping anchor tag to
 // the current element.
 extern NSString* const kContextLinkURLString;
 // The referrer policy to use when opening the link.
 extern NSString* const kContextLinkReferrerPolicy;
 // The url spec (as an NSString) for the image of the current element.
 extern NSString* const kContextImageURLString;
 
 }  // namespace web
 
 #endif  // IOS_WEB_WEB_STATE_UI_CRW_CONTEXT_MENU_PROVIDER_H_