Added web::NavigationContext::GetPageTransition.

ios/web/public/test/fakes/test_web_state_observer.mm

Index: ios/web/public/test/fakes/test_web_state_observer.mm
diff --git a/ios/web/public/test/fakes/test_web_state_observer.mm b/ios/web/public/test/fakes/test_web_state_observer.mm
index 5521fad1719d78fa10bb3c357080c95cac050140..c184f6e8132aebd30cd88d855ac72b38cf5098b1 100644
--- a/ios/web/public/test/fakes/test_web_state_observer.mm
+++ b/ios/web/public/test/fakes/test_web_state_observer.mm
@@ -65,7 +65,8 @@ void TestWebStateObserver::DidStartNavigation(NavigationContext* navigation) {
   did_start_navigation_info_->web_state = web_state();
   std::unique_ptr<web::NavigationContextImpl> context =
       web::NavigationContextImpl::CreateNavigationContext(
-          navigation->GetWebState(), navigation->GetUrl());
+          navigation->GetWebState(), navigation->GetUrl(),
+          navigation->GetPageTransition());
   context->SetIsSameDocument(navigation->IsSameDocument());
   context->SetError(navigation->GetError());
   did_start_navigation_info_->context = std::move(context);
@@ -78,7 +79,8 @@ void TestWebStateObserver::DidFinishNavigation(NavigationContext* navigation) {
   did_finish_navigation_info_->web_state = web_state();
   std::unique_ptr<web::NavigationContextImpl> context =
       web::NavigationContextImpl::CreateNavigationContext(
-          navigation->GetWebState(), navigation->GetUrl());
+          navigation->GetWebState(), navigation->GetUrl(),
+          navigation->GetPageTransition());
   context->SetIsSameDocument(navigation->IsSameDocument());
   context->SetError(navigation->GetError());
   did_finish_navigation_info_->context = std::move(context);