Parameterize the PrefService that AutofillDownloadManager uses.

components/autofill/core/browser/autofill_manager.cc

 // Copyright 2013 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/autofill/core/browser/autofill_manager.h"
 
 #include <stddef.h>
 
 #include <limits>
 #include <map>
@@ skipping 184 matching lines @@
       did_show_suggestions_(false),
       user_did_type_(false),
       user_did_autofill_(false),
       user_did_edit_autofilled_field_(false),
       external_delegate_(NULL),
       test_delegate_(NULL),
       weak_ptr_factory_(this) {
   if (enable_download_manager == ENABLE_AUTOFILL_DOWNLOAD_MANAGER) {
     download_manager_.reset(
         new AutofillDownloadManager(
-            driver->GetWebContents()->GetBrowserContext(), this));
+            driver->GetWebContents()->GetBrowserContext(),
+            manager_delegate_->GetPrefs(),
+            this));
   }
 }
 
 AutofillManager::~AutofillManager() {}
 
 // static
 void AutofillManager::RegisterProfilePrefs(
     user_prefs::PrefRegistrySyncable* registry) {
   registry->RegisterBooleanPref(
       prefs::kAutofillEnabled,
@@ skipping 956 matching lines @@
     return false;
 
   // Disregard forms that we wouldn't ever autofill in the first place.
   if (!form.ShouldBeParsed(true))
     return false;
 
   return true;
 }
 
 }  // namespace autofill