Refactor downloads into a ProfileKeyedService.

content/shell/shell_browser_context.cc

 // Copyright (c) 2011 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 "content/shell/shell_browser_context.h"
 
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "content/browser/appcache/chrome_appcache_service.h"
@@ skipping 112 matching lines @@
 
     download_manager_delegate_ = new ShellDownloadManagerDelegate();
     download_manager_ = new DownloadManager(download_manager_delegate_,
                                             download_status_updater_.get());
     download_manager_delegate_->SetDownloadManager(download_manager_.get());
     download_manager_->Init(this);
   }
   return download_manager_.get();
 }
 
-bool ShellBrowserContext::HasCreatedDownloadManager() const  {
-  return download_manager_.get() != NULL;
-}
-
 net::URLRequestContextGetter* ShellBrowserContext::GetRequestContext()  {
   if (!url_request_getter_) {
     url_request_getter_ = new ShellURLRequestContextGetter(
         GetPath(),
         shell_main_parts_->io_thread()->message_loop(),
         shell_main_parts_->file_thread()->message_loop());
   }
   return url_request_getter_;
 }
 
@@ skipping 105 matching lines @@
     NewRunnableMethod(
         appcache_service_.get(),
         &ChromeAppCacheService::InitializeOnIOThread,
         IsOffTheRecord()
             ? FilePath() : GetPath().Append(FILE_PATH_LITERAL("AppCache")),
         &GetResourceContext(),
         special_storage_policy));
 }
 
 }  // namespace content