Prefetching: Introduce store commands abstractions to be used by tasks.

components/offline_pages/core/prefetch/test_prefetch_dispatcher.cc

Index: components/offline_pages/core/prefetch/test_prefetch_dispatcher.cc
diff --git a/components/offline_pages/core/prefetch/test_prefetch_dispatcher.cc b/components/offline_pages/core/prefetch/test_prefetch_dispatcher.cc
index da98463702d423b45ed1a545f882747a3dbe7e1d..c0a555ebe6a4108dbf37e260afa6686fefd0fbf5 100644
--- a/components/offline_pages/core/prefetch/test_prefetch_dispatcher.cc
+++ b/components/offline_pages/core/prefetch/test_prefetch_dispatcher.cc
@@ -13,8 +13,10 @@ TestPrefetchDispatcher::TestPrefetchDispatcher() = default;
 TestPrefetchDispatcher::~TestPrefetchDispatcher() = default;
 
 void TestPrefetchDispatcher::AddCandidatePrefetchURLs(
-    const std::vector<PrefetchURL>& suggested_urls) {
-  latest_prefetch_urls = suggested_urls;
+    const std::string& name_space,
+    const std::vector<PrefetchURL>& prefetch_urls) {
+  latest_name_space = name_space;
+  latest_prefetch_urls = prefetch_urls;
   new_suggestions_count++;
 }