Hook up BackgroundFetchServiceImpl::Fetch() to start a fetch

content/browser/background_fetch/background_fetch_service_impl.h

Index: content/browser/background_fetch/background_fetch_service_impl.h
diff --git a/content/browser/background_fetch/background_fetch_service_impl.h b/content/browser/background_fetch/background_fetch_service_impl.h
index de6299b8c5cc9ee7dd51b3371bd464b4d033d181..5f60e37d16a626738c7c51dfec01218323f445a8 100644
--- a/content/browser/background_fetch/background_fetch_service_impl.h
+++ b/content/browser/background_fetch/background_fetch_service_impl.h
@@ -21,18 +21,17 @@ namespace content {
 
 class BackgroundFetchContext;
 struct BackgroundFetchOptions;
-class ServiceWorkerContextWrapper;
 
 class BackgroundFetchServiceImpl : public blink::mojom::BackgroundFetchService {
  public:
   BackgroundFetchServiceImpl(
-      scoped_refptr<BackgroundFetchContext> background_fetch_context,
-      scoped_refptr<ServiceWorkerContextWrapper> service_worker_context);
+      int render_process_id,
+      scoped_refptr<BackgroundFetchContext> background_fetch_context);
   ~BackgroundFetchServiceImpl() override;
 
   static void Create(
+      int render_process_id,
       scoped_refptr<BackgroundFetchContext> background_fetch_context,
-      scoped_refptr<ServiceWorkerContextWrapper> service_worker_context,
       blink::mojom::BackgroundFetchServiceRequest request);
 
   // blink::mojom::BackgroundFetchService implementation.
@@ -59,8 +58,11 @@ class BackgroundFetchServiceImpl : public blink::mojom::BackgroundFetchService {
                const GetTagsCallback& callback) override;
 
  private:
+  // Id of the renderer process that this service has been created for.
+  int render_process_id_;
+
+  // The Background Fetch context on which operations will be dispatched.
   scoped_refptr<BackgroundFetchContext> background_fetch_context_;
-  scoped_refptr<ServiceWorkerContextWrapper> service_worker_context_;
 
   DISALLOW_COPY_AND_ASSIGN(BackgroundFetchServiceImpl);
 };