1 files changed, 12 insertions, 0 deletions
diff --git a/chromium/components/offline_pages/core/prefetch/store/prefetch_store_test_util.cc b/chromium/components/offline_pages/core/prefetch/store/prefetch_store_test_util.cc
index 2246e610705..18d679c0eba 100644
--- a/chromium/components/offline_pages/core/prefetch/store/prefetch_store_test_util.cc
+++ b/chromium/components/offline_pages/core/prefetch/store/prefetch_store_test_util.cc
@@ -256,6 +256,18 @@ std::size_t PrefetchStoreTestUtil::GetAllItems(
   return items_count;
 }
 
+std::string PrefetchStoreTestUtil::ToString() {
+  std::string result = "PrefetchItems: [";
+  std::set<PrefetchItem> items;
+  GetAllItems(&items);
+  for (const auto& item : items) {
+    result += "\n";
+    result += item.ToString();
+  }
+  result += "\n]";
+  return result;
+}
+
 int PrefetchStoreTestUtil::ZombifyPrefetchItems(const std::string& name_space,
                                                 const GURL& url) {
   int count = -1;