Set user agent type of transient item the same as pending item.

ios/web/public/test/web_test_with_web_state.h

 // Copyright 2016 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_PUBLIC_TEST_WEB_TEST_WITH_WEB_STATE_H_
 #define IOS_WEB_PUBLIC_TEST_WEB_TEST_WITH_WEB_STATE_H_
 
 #import "base/ios/block_types.h"
 #include "base/message_loop/message_loop.h"
 #include "ios/web/public/test/web_test.h"
+#include "ui/base/page_transition_types.h"
 #include "url/gurl.h"
 
 namespace web {
 
 class WebState;
 
 // Base test fixture that provides WebState for testing.
 class WebTestWithWebState : public WebTest,
                             public base::MessageLoop::TaskObserver {
  protected:
   WebTestWithWebState();
   ~WebTestWithWebState() override;
 
   // WebTest overrides.
   void SetUp() override;
   void TearDown() override;
 
+  // Adds a pending item to the NavigationManager associated with the WebState.
+  void AddPendingItem(const GURL& url, ui::PageTransition transition);
+
   // Loads the specified HTML content with URL into the WebState.
   void LoadHtml(NSString* html, const GURL& url);
   // Loads the specified HTML content into the WebState, using test url name.
   void LoadHtml(NSString* html);
   // Loads the specified HTML content into the WebState, using test url name.
   void LoadHtml(const std::string& html);
   // Blocks until both known NSRunLoop-based and known message-loop-based
   // background tasks have completed
   void WaitForBackgroundTasks();
   // Blocks until known NSRunLoop-based have completed, known message-loop-based
@@ skipping 18 matching lines @@
 
   // The web state for testing.
   std::unique_ptr<WebState> web_state_;
   // true if a task has been processed.
   bool processed_a_task_;
 };
 
 }  // namespace web
 
 #endif  // IOS_WEB_PUBLIC_TEST_WEB_TEST_WITH_WEB_STATE_H_