Moved NavigationManagerImpl serialization out of CRWSessionController.

ios/web/public/test/fakes/test_web_state.h

 // Copyright 2014 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_FAKES_TEST_WEB_STATE_H_
 #define IOS_WEB_PUBLIC_TEST_FAKES_TEST_WEB_STATE_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 20 matching lines @@
   bool IsWebUsageEnabled() const override;
   void SetWebUsageEnabled(bool enabled) override;
   bool ShouldSuppressDialogs() const override;
   void SetShouldSuppressDialogs(bool should_suppress) override;
   UIView* GetView() override;
   BrowserState* GetBrowserState() const override;
   void OpenURL(const OpenURLParams& params) override {}
   void Stop() override {}
   const NavigationManager* GetNavigationManager() const override;
   NavigationManager* GetNavigationManager() override;
+  CRWNavigationManagerStorage* BuildSerializedNavigationManager() override;
   CRWJSInjectionReceiver* GetJSInjectionReceiver() const override;
   void ExecuteJavaScript(const base::string16& javascript) override;
   void ExecuteJavaScript(const base::string16& javascript,
                          const JavaScriptResultCallback& callback) override;
   const std::string& GetContentsMimeType() const override;
   const std::string& GetContentLanguageHeader() const override;
   bool ContentIsHTML() const override;
   const base::string16& GetTitle() const override;
   bool IsLoading() const override;
   double GetLoadingProgress() const override;
@@ skipping 50 matching lines @@
   std::unique_ptr<NavigationManager> navigation_manager_;
   base::scoped_nsobject<UIView> view_;
 
   // A list of observers notified when page state changes. Weak references.
   base::ObserverList<WebStateObserver, true> observers_;
 };
 
 }  // namespace web
 
 #endif  // IOS_WEB_PUBLIC_TEST_FAKES_TEST_WEB_STATE_H_