Dispatch a bare Service Worker event for a finished Background Fetch

content/browser/background_fetch/background_fetch_service_impl.h

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_SERVICE_IMPL_H_
 #define CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_SERVICE_IMPL_H_
 
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
+#include "content/common/content_export.h"
 #include "third_party/WebKit/public/platform/modules/background_fetch/background_fetch.mojom.h"
 
 namespace url {
 class Origin;
 }
 
 namespace content {
 
 class BackgroundFetchContext;
 struct BackgroundFetchOptions;
 struct ServiceWorkerFetchRequest;
 
-class BackgroundFetchServiceImpl : public blink::mojom::BackgroundFetchService {
+class CONTENT_EXPORT BackgroundFetchServiceImpl
+    : public blink::mojom::BackgroundFetchService {
  public:
   BackgroundFetchServiceImpl(
       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,
       blink::mojom::BackgroundFetchServiceRequest request);
@@ skipping 29 matching lines @@
 
   // Validates and returns whether |requests| contains at least a valid request.
   // The renderer will be flagged for having send a bad message if it isn't.
   bool ValidateRequests(const std::vector<ServiceWorkerFetchRequest>& requests)
       WARN_UNUSED_RESULT;
 
   // Validates and returns whether the |title| contains a valid value. The
   // renderer will be flagged for having send a bad message if it isn't.
   bool ValidateTitle(const std::string& title) WARN_UNUSED_RESULT;
 
+  //

[harkness, 2017/03/30 14:15:28]

micro-nit: remove

[Peter Beverloo, 2017/03/30 14:50:38]

Done.

+  void DidUpdateUI();
+
   // 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_;
 
   DISALLOW_COPY_AND_ASSIGN(BackgroundFetchServiceImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BACKGROUND_FETCH_BACKGROUND_FETCH_SERVICE_IMPL_H_