[iOS Clean] Wired up ContextMenuCommands.

ios/clean/chrome/browser/ui/context_menu/web_context_menu_coordinator.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_WEB_CONTEXT_MENU_CONTEXT_MENU_COORDINATOR_H_
 #define IOS_CLEAN_CHROME_BROWSER_UI_WEB_CONTEXT_MENU_CONTEXT_MENU_COORDINATOR_H_
 
 #import <Foundation/Foundation.h>
 
 #import "ios/shared/chrome/browser/ui/coordinators/browser_coordinator.h"
 
+namespace web {
+struct ContextMenuParams;
+}
+
 // A coordinator for a UI element that displays the web view associated with
 // |webState|.
 // HACK: Named WebContentMenuCoordinator to avoid collision with the
 // old architecture ContextMenuCoordinator class.
 @interface WebContextMenuCoordinator : BrowserCoordinator
+
+// Initializer that takes the parameters used to specify which context menu
+// options to display.
+- (instancetype)initWithParams:(const web::ContextMenuParams&)params
+    NS_DESIGNATED_INITIALIZER;
+- (instancetype)init NS_UNAVAILABLE;
+
 @end
 
 #endif  // IOS_CLEAN_CHROME_BROWSER_UI_WEB_CONTEXT_MENU_CONTEXT_MENU_COORDINATOR_H_