Create NavigationHandles for interstitials if needed

content/browser/web_contents/web_contents_impl.cc

Index: content/browser/web_contents/web_contents_impl.cc
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index 5806c7d5893ee39570a1b3cb688c2e081bcf4e9e..8e03cab4f9d8497878c5c8bb090683d560892004 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -4488,6 +4488,12 @@ void WebContentsImpl::DidChangeLoadProgress() {
       min_delay);
 }
 
+ScopedVector<NavigationThrottle> WebContentsImpl::CreateThrottlesForNavigation(
+    NavigationHandle* navigation_handle) {
+  return GetContentClient()->browser()->CreateThrottlesForNavigation(
+      navigation_handle);
+}
+
 void WebContentsImpl::DidCancelLoading() {
   controller_.DiscardNonCommittedEntries();