[iOS Clean] Wired up ContextMenuCommands.

ios/clean/chrome/browser/ui/context_menu/context_menu_mediator.h

 // Copyright 2017 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_CLEAN_CHROME_BROWSER_UI_CONTEXT_MENU_CONTEXT_MENU_MEDIATOR_H_
 #define IOS_CLEAN_CHROME_BROWSER_UI_CONTEXT_MENU_CONTEXT_MENU_MEDIATOR_H_
 
 #import <Foundation/Foundation.h>
 
 @protocol ContextMenuConsumer;
 
+namespace web {
+struct ContextMenuParams;
+}
+
 // A mediator object that provides configuration information for a context
 // menu.
 @interface ContextMenuMediator : NSObject
 
-// Creates a new mediator with the non-nil consumer |consumer|.
-- (instancetype)initWithConsumer:(id<ContextMenuConsumer>)consumer;
+// Creates a new mediator with the non-nil consumer |consumer|.  |consumer|'s
+// title and context menu items will be populated from |params|.  |isIncognito|

[marq (ping after 24h), 2017/05/04 09:41:28]

Let's hold off on incognito support for now.  The pattern we're considering is
to have incognito subclasses instead of having incognito state that needs to be
checked everywhere.

[kkhorimoto, 2017/05/05 05:17:54]

Done.

+// is YES if this context menu is being triggered for an Incognito browser.
+- (instancetype)initWithConsumer:(id<ContextMenuConsumer>)consumer
+               contextMenuParams:(const web::ContextMenuParams&)params
+                     isIncognito:(BOOL)isIncognito NS_DESIGNATED_INITIALIZER;
+- (instancetype)init NS_UNAVAILABLE;
 
 @end
 
 #endif  // IOS_CLEAN_CHROME_BROWSER_UI_CONTEXT_MENU_CONTEXT_MENU_MEDIATOR_H_