Add DependsOn() calls to PrecacheManagerFactory.

chrome/browser/precache/precache_manager_factory.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 "chrome/browser/precache/precache_manager_factory.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/files/file_path.h"
@@ skipping 19 matching lines @@
 
 // static
 PrecacheManagerFactory* PrecacheManagerFactory::GetInstance() {
   return base::Singleton<PrecacheManagerFactory>::get();
 }
 
 PrecacheManagerFactory::PrecacheManagerFactory()
     : BrowserContextKeyedServiceFactory(
           "PrecacheManager",
           BrowserContextDependencyManager::GetInstance()) {
+  DependsOn(ProfileSyncServiceFactory::GetInstance());
+  DependsOn(HistoryServiceFactory::GetInstance());
+  DependsOn(DataReductionProxyChromeSettingsFactory::GetInstance());
 }
 
 PrecacheManagerFactory::~PrecacheManagerFactory() {
 }
 
 KeyedService* PrecacheManagerFactory::BuildServiceInstanceFor(
     content::BrowserContext* browser_context) const {
   std::unique_ptr<PrecacheDatabase> precache_database(
       new PrecacheDatabase());
   base::FilePath db_path(browser_context->GetPath().Append(
       base::FilePath(FILE_PATH_LITERAL("PrecacheDatabase"))));
   return new PrecacheManager(
       browser_context,
       ProfileSyncServiceFactory::GetSyncServiceForBrowserContext(
           browser_context),
       HistoryServiceFactory::GetForProfile(
           Profile::FromBrowserContext(browser_context),
           ServiceAccessType::IMPLICIT_ACCESS),
       DataReductionProxyChromeSettingsFactory::GetForBrowserContext(
           browser_context),
       db_path, std::move(precache_database));
 }
 
 }  // namespace precache