Connect BackgroundFetch to the OfflineItemCollection

content/public/test/test_browser_context.cc

Index: content/public/test/test_browser_context.cc
diff --git a/content/public/test/test_browser_context.cc b/content/public/test/test_browser_context.cc
index 0929df4e0023835d6b22d316409d0d4ef8580042..04ad23c9d8211b1991a319bc2f892d93eba56f82 100644
--- a/content/public/test/test_browser_context.cc
+++ b/content/public/test/test_browser_context.cc
@@ -120,6 +120,10 @@ PermissionManager* TestBrowserContext::GetPermissionManager() {
   return permission_manager_.get();
 }
 
+BackgroundFetchClient* TestBrowserContext::GetBackgroundFetchClient() {
+  return nullptr;
+}
+
 BackgroundSyncController* TestBrowserContext::GetBackgroundSyncController() {
   if (!background_sync_controller_)
     background_sync_controller_.reset(new MockBackgroundSyncController());