Connect BackgroundFetch to the OfflineItemCollection

headless/lib/browser/headless_browser_context_impl.cc

Index: headless/lib/browser/headless_browser_context_impl.cc
diff --git a/headless/lib/browser/headless_browser_context_impl.cc b/headless/lib/browser/headless_browser_context_impl.cc
index 29c9da3f7472a1d45aad41708837a88bf816916e..6a336d4d11b639460187d35035d2f7a0796f6520 100644
--- a/headless/lib/browser/headless_browser_context_impl.cc
+++ b/headless/lib/browser/headless_browser_context_impl.cc
@@ -202,6 +202,11 @@ content::PermissionManager* HeadlessBrowserContextImpl::GetPermissionManager() {
   return nullptr;
 }
 
+content::BackgroundFetchClient*
+HeadlessBrowserContextImpl::GetBackgroundFetchClient() {
+  return nullptr;
+}
+
 content::BackgroundSyncController*
 HeadlessBrowserContextImpl::GetBackgroundSyncController() {
   return nullptr;