Revert of [Offline Pages] Remove need for OfflinePolicy when constructing an Offliner.

chrome/browser/android/offline_pages/background_loader_offliner_unittest.cc

Index: chrome/browser/android/offline_pages/background_loader_offliner_unittest.cc
diff --git a/chrome/browser/android/offline_pages/background_loader_offliner_unittest.cc b/chrome/browser/android/offline_pages/background_loader_offliner_unittest.cc
index 80e17b1a1546203993b92c2b2f4ff1a949af9cd3..260f13de0eb13721cd021d60a39f9476957d50cd 100644
--- a/chrome/browser/android/offline_pages/background_loader_offliner_unittest.cc
+++ b/chrome/browser/android/offline_pages/background_loader_offliner_unittest.cc
@@ -78,6 +78,7 @@
  public:
   explicit TestBackgroundLoaderOffliner(
       content::BrowserContext* browser_context,
+      const OfflinerPolicy* policy,
       OfflinePageModel* offline_page_model);
   ~TestBackgroundLoaderOffliner() override;
   content::WebContentsTester* web_contents() {
@@ -95,8 +96,9 @@
 
 TestBackgroundLoaderOffliner::TestBackgroundLoaderOffliner(
     content::BrowserContext* browser_context,
+    const OfflinerPolicy* policy,
     OfflinePageModel* offline_page_model)
-    : BackgroundLoaderOffliner(browser_context, offline_page_model) {}
+    : BackgroundLoaderOffliner(browser_context, policy, offline_page_model) {}
 
 TestBackgroundLoaderOffliner::~TestBackgroundLoaderOffliner() {}
 
@@ -153,7 +155,7 @@
 
 void BackgroundLoaderOfflinerTest::SetUp() {
   model_ = new MockOfflinePageModel();
-  offliner_.reset(new TestBackgroundLoaderOffliner(profile(), model_));
+  offliner_.reset(new TestBackgroundLoaderOffliner(profile(), nullptr, model_));
 }
 
 void BackgroundLoaderOfflinerTest::OnCompletion(