Moved |openedByDOM| to WebState's CreateParams and public interface.

ios/web/navigation/crw_session_controller.h

 // 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_WEB_NAVIGATION_CRW_SESSION_CONTROLLER_H_
 #define IOS_WEB_NAVIGATION_CRW_SESSION_CONTROLLER_H_
 
 #import <Foundation/Foundation.h>
 #include <vector>
 
@@ skipping 17 matching lines @@
 // DEPRECATED, do not use this class and do not add any methods to it.
 // Use web::NavigationManager instead.
 // TODO(crbug.com/454984): Remove this class.
 @interface CRWSessionController : NSObject
 
 @property(nonatomic, readonly, assign) NSInteger currentNavigationIndex;
 @property(nonatomic, readonly, assign) NSInteger previousNavigationIndex;
 // The index of the pending item if it is in |items|, or -1 if |pendingItem|
 // corresponds with a new navigation (created by addPendingItem:).
 @property(nonatomic, readwrite, assign) NSInteger pendingItemIndex;
-// Indicates whether the page was opened by DOM (e.g. with |window.open|
-// JavaScript call or by clicking a link with |_blank| target).
-@property(nonatomic, readonly, getter=isOpenedByDOM) BOOL openedByDOM;
 @property(nonatomic, readonly, strong)
     CRWSessionCertificatePolicyManager* sessionCertificatePolicyManager;
 
 // Whether the CRWSessionController can prune all but the last committed item.
 // This is true when all the following conditions are met:
 // - There is a last committed NavigationItem
 // - There is not currently a pending history navigation
 // - There is no transient NavigationItem.
 @property(nonatomic, readonly) BOOL canPruneAllButLastCommittedItem;
 
@@ skipping 103 matching lines @@
 
 // Returns the index of |item| in |items|.
 - (NSInteger)indexOfItem:(const web::NavigationItem*)item;
 
 // Returns the item at |index| in |items|.
 - (web::NavigationItemImpl*)itemAtIndex:(NSInteger)index;
 
 @end
 
 #endif  // IOS_WEB_NAVIGATION_CRW_SESSION_CONTROLLER_H_