Pass the correct webState to the nativeContent.

ios/chrome/browser/ui/contextual_search/contextual_search_results_view.mm

Index: ios/chrome/browser/ui/contextual_search/contextual_search_results_view.mm
diff --git a/ios/chrome/browser/ui/contextual_search/contextual_search_results_view.mm b/ios/chrome/browser/ui/contextual_search/contextual_search_results_view.mm
index 50ba220b849dfc0585a366ed1211e093fe719cdf..c3b6bf1f15c7956ba5d2decf98e873cba980609d 100644
--- a/ios/chrome/browser/ui/contextual_search/contextual_search_results_view.mm
+++ b/ios/chrome/browser/ui/contextual_search/contextual_search_results_view.mm
@@ -334,7 +334,8 @@ enum SearchResultsViewVisibility { OFFSCREEN, PRELOAD, VISIBLE };
 }
 
 // Native pages should never be loaded this way.
-- (id<CRWNativeContent>)controllerForURL:(const GURL&)url {
+- (id<CRWNativeContent>)controllerForURL:(const GURL&)url
+                                webState:(web::WebState*)webState {
   NOTREACHED();
   [self cancelLoad];
   return nil;