Set CRWSessionController's BrowserState when NavigationManger's is set.

ios/web/navigation/navigation_manager_impl.mm

 // Copyright 2013 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_manager_impl.h"
 
 #include <stddef.h>
 
 #include <utility>
 
@@ skipping 68 matching lines @@
 
   [session_controller_ setNavigationManager:nullptr];
 }
 
 void NavigationManagerImpl::SetDelegate(NavigationManagerDelegate* delegate) {
   delegate_ = delegate;
 }
 
 void NavigationManagerImpl::SetBrowserState(BrowserState* browser_state) {
   browser_state_ = browser_state;
+  [session_controller_ setBrowserState:browser_state];
 }
 
 void NavigationManagerImpl::SetSessionController(
     CRWSessionController* session_controller) {
   session_controller_.reset(session_controller);
   [session_controller_ setNavigationManager:this];
 }
 
 void NavigationManagerImpl::InitializeSession(NSString* window_name,
                                               NSString* opener_id,
@@ skipping 300 matching lines @@
 }
 
 bool NavigationManagerImpl::IsRedirectItemAtIndex(int index) const {
   DCHECK_GT(index, 0);
   DCHECK_LT(index, GetItemCount());
   ui::PageTransition transition = GetItemAtIndex(index)->GetTransitionType();
   return transition & ui::PAGE_TRANSITION_IS_REDIRECT_MASK;
 }
 
 }  // namespace web