[NTP] Cleanup: offline pages related tests.

chrome/browser/ntp_snippets/download_suggestions_provider.cc

Index: chrome/browser/ntp_snippets/download_suggestions_provider.cc
diff --git a/chrome/browser/ntp_snippets/download_suggestions_provider.cc b/chrome/browser/ntp_snippets/download_suggestions_provider.cc
index 2c1393158dd627bd903dda2eaa4afd0a8180b4ca..ecd51dfdfc6b6e85c08ea0f4f64528ca36fbd5e6 100644
--- a/chrome/browser/ntp_snippets/download_suggestions_provider.cc
+++ b/chrome/browser/ntp_snippets/download_suggestions_provider.cc
@@ -233,10 +233,12 @@ void DownloadSuggestionsProvider::GetDismissedSuggestionsForDebugging(
     const ntp_snippets::DismissedSuggestionsCallback& callback) {
   DCHECK_EQ(provided_category_, category);
 
-  // TODO(vitaliii): Query all pages instead by using an empty query.
   if (offline_page_model_) {
+    // Offline pages which are not related to downloads are also queried here,
+    // so that they can be returned in case there are problems with dismissing.
+    OfflinePageModelQueryBuilder query_builder;
     offline_page_model_->GetPagesMatchingQuery(
-        BuildOfflinePageDownloadsQuery(offline_page_model_),
+        query_builder.Build(offline_page_model_->GetPolicyController()),
         base::Bind(&DownloadSuggestionsProvider::
                        GetPagesMatchingQueryCallbackForGetDismissedSuggestions,
                    weak_ptr_factory_.GetWeakPtr(), callback));