[Offline Prefetch] Create a new JobScheduler task to wake up for net activity.

components/offline_pages/core/prefetch/prefetch_service.cc

Index: components/offline_pages/core/prefetch/prefetch_service.cc
diff --git a/components/offline_pages/core/prefetch/prefetch_service.cc b/components/offline_pages/core/prefetch/prefetch_service.cc
new file mode 100644
index 0000000000000000000000000000000000000000..8527533d1cf0a95941811b5ab9517a3c7a966d5f
--- /dev/null
+++ b/components/offline_pages/core/prefetch/prefetch_service.cc
@@ -0,0 +1,12 @@
+// 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.
+
+#include "components/offline_pages/core/prefetch/prefetch_service.h"
+
+namespace offline_pages {
+
+PrefetchService::ScopedBackgroundTask::ScopedBackgroundTask() = default;
+PrefetchService::ScopedBackgroundTask::~ScopedBackgroundTask() = default;

[carlosk, 2017/04/19 23:01:38]

Was it impossible to define these in the .h?

[dewittj, 2017/04/20 21:41:45]

Yes, lint checks barfed on that

+
+}  // namespace offline_pages