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

chrome/browser/BUILD.gn

 # Copyright 2014 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.
 
 import("//build/config/chrome_build.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/split_static_library.gni")
 import("//chrome/common/features.gni")
@@ skipping 2883 matching lines @@
       "android/offline_pages/offline_page_request_interceptor.cc",
       "android/offline_pages/offline_page_request_interceptor.h",
       "android/offline_pages/offline_page_request_job.cc",
       "android/offline_pages/offline_page_request_job.h",
       "android/offline_pages/offline_page_tab_helper.cc",
       "android/offline_pages/offline_page_tab_helper.h",
       "android/offline_pages/offline_page_utils.cc",
       "android/offline_pages/offline_page_utils.h",
       "android/offline_pages/offliner_helper.cc",
       "android/offline_pages/offliner_helper.h",
+      "android/offline_pages/prefetch/prefetch_background_task.cc",
+      "android/offline_pages/prefetch/prefetch_background_task.h",
       "android/offline_pages/prerender_adapter.cc",
       "android/offline_pages/prerender_adapter.h",
       "android/offline_pages/prerendering_loader.cc",
       "android/offline_pages/prerendering_loader.h",
       "android/offline_pages/prerendering_offliner.cc",
       "android/offline_pages/prerendering_offliner.h",
       "android/offline_pages/recent_tab_helper.cc",
       "android/offline_pages/recent_tab_helper.h",
       "android/offline_pages/request_coordinator_factory.cc",
       "android/offline_pages/request_coordinator_factory.h",
@@ skipping 1261 matching lines @@
       "../android/java/src/org/chromium/chrome/browser/ntp/LogoBridge.java",
       "../android/java/src/org/chromium/chrome/browser/ntp/RecentTabsPagePrefs.java",
       "../android/java/src/org/chromium/chrome/browser/ntp/RecentlyClosedBridge.java",
       "../android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsBridge.java",
       "../android/java/src/org/chromium/chrome/browser/ntp/snippets/SnippetsLauncher.java",
       "../android/java/src/org/chromium/chrome/browser/offlinepages/BackgroundSchedulerBridge.java",
       "../android/java/src/org/chromium/chrome/browser/offlinepages/OfflinePageBridge.java",
       "../android/java/src/org/chromium/chrome/browser/offlinepages/SavePageRequest.java",
       "../android/java/src/org/chromium/chrome/browser/offlinepages/downloads/OfflinePageDownloadBridge.java",
       "../android/java/src/org/chromium/chrome/browser/offlinepages/downloads/OfflinePageNotificationBridge.java",
+      "../android/java/src/org/chromium/chrome/browser/offlinepages/prefetch/PrefetchBackgroundTask.java",
       "../android/java/src/org/chromium/chrome/browser/omnibox/AnswersImage.java",
       "../android/java/src/org/chromium/chrome/browser/omnibox/AutocompleteController.java",
       "../android/java/src/org/chromium/chrome/browser/omnibox/OmniboxPrerender.java",
       "../android/java/src/org/chromium/chrome/browser/omnibox/OmniboxUrlEmphasizer.java",
       "../android/java/src/org/chromium/chrome/browser/omnibox/OmniboxViewUtil.java",
       "../android/java/src/org/chromium/chrome/browser/omnibox/geo/GeolocationHeader.java",
       "../android/java/src/org/chromium/chrome/browser/page_info/CertificateChainHelper.java",
       "../android/java/src/org/chromium/chrome/browser/page_info/CertificateViewer.java",
       "../android/java/src/org/chromium/chrome/browser/page_info/ConnectionInfoPopup.java",
       "../android/java/src/org/chromium/chrome/browser/page_info/PageInfoPopup.java",
@@ skipping 504 matching lines @@
       "media/pepper_cdm_test_constants.cc",
       "media/pepper_cdm_test_constants.h",
     ]
   }
 }
 
 service_manifest("preferences_forwarder_manifest") {
   name = "preferences_forwarder"
   source = "prefs/forwarder_manifest.json"
 }