Created web::UserAgentType.

ios/web/navigation/navigation_item_storage_builder.mm

 // 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.
 
 #import "ios/web/navigation/navigation_item_storage_builder.h"
 
 #import "ios/web/navigation/navigation_item_impl.h"
 #import "ios/web/public/crw_navigation_item_storage.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 namespace web {
 
 CRWNavigationItemStorage* NavigationItemStorageBuilder::BuildStorage(
     NavigationItemImpl* navigation_item) const {
   DCHECK(navigation_item);
   CRWNavigationItemStorage* storage = [[CRWNavigationItemStorage alloc] init];
   storage.virtualURL = navigation_item->GetVirtualURL();
   storage.referrer = navigation_item->GetReferrer();
   storage.timestamp = navigation_item->GetTimestamp();
   storage.title = navigation_item->GetTitle();
   storage.displayState = navigation_item->GetPageDisplayState();
   storage.shouldSkipRepostFormConfirmation =
       navigation_item->ShouldSkipRepostFormConfirmation();
-  storage.overridingUserAgent = navigation_item->IsOverridingUserAgent();
+  storage.userAgentType = navigation_item->GetUserAgentType();
   storage.POSTData = navigation_item->GetPostData();
   storage.HTTPRequestHeaders = navigation_item->GetHttpRequestHeaders();
   return storage;
 }
 
 std::unique_ptr<NavigationItemImpl>
 NavigationItemStorageBuilder::BuildNavigationItemImpl(
     CRWNavigationItemStorage* navigation_item_storage) const {
   std::unique_ptr<NavigationItemImpl> item(new web::NavigationItemImpl());
   // While the virtual URL is persisted, we still need the original request URL
   // and the non-virtual URL to be set upon NavigationItem creation.  Since
   // GetVirtualURL() returns |url_| for the non-overridden case, this will also
   // update the virtual URL reported by this object.
   item->original_request_url_ = navigation_item_storage.virtualURL;
   item->url_ = navigation_item_storage.virtualURL;
   item->referrer_ = navigation_item_storage.referrer;
   item->timestamp_ = navigation_item_storage.timestamp;
   item->title_ = navigation_item_storage.title;
   item->page_display_state_ = navigation_item_storage.displayState;
   item->should_skip_repost_form_confirmation_ =
       navigation_item_storage.shouldSkipRepostFormConfirmation;
-  item->is_overriding_user_agent_ = navigation_item_storage.overridingUserAgent;
+  item->user_agent_type_ = navigation_item_storage.userAgentType;
   item->post_data_.reset(navigation_item_storage.POSTData);
   item->http_request_headers_.reset(
       [navigation_item_storage.HTTPRequestHeaders mutableCopy]);
   return item;
 }
 
 }  // namespace web