[WIP not ready for review] ServiceWorker Download support.

content/browser/download/save_file_manager.cc

 // Copyright (c) 2012 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 "build/build_config.h"
 
 #include "content/browser/download/save_file_manager.h"
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
@@ skipping 298 matching lines @@
   std::unique_ptr<net::URLRequest> request(
       request_context->CreateRequest(url, net::DEFAULT_PRIORITY, NULL));
   request->set_method("GET");
 
   // The URLRequest needs to be initialized with the referrer and other
   // information prior to issuing it.
   ResourceDispatcherHostImpl::Get()->InitializeURLRequest(
       request.get(), referrer,
       false,  // download.
       render_process_host_id, render_view_routing_id, render_frame_routing_id,
-      context);
+      -1 /*TODO(horo)*/, context, nullptr /*TODO(horo)*/);
 
   // So far, for saving page, we need fetch content from cache, in the
   // future, maybe we can use a configuration to configure this behavior.
   request->SetLoadFlags(net::LOAD_SKIP_CACHE_VALIDATION);
 
   // Check if the renderer is permitted to request the requested URL.
   using AuthorizationState = SaveFileResourceHandler::AuthorizationState;
   AuthorizationState authorization_state = AuthorizationState::AUTHORIZED;
   if (!ChildProcessSecurityPolicyImpl::GetInstance()->CanRequestURL(
           render_process_host_id, url)) {
@@ skipping 117 matching lines @@
     if (it != save_file_map_.end()) {
       SaveFile* save_file = it->second.get();
       DCHECK(!save_file->InProgress());
       base::DeleteFile(save_file->FullPath(), false);
       save_file_map_.erase(it);
     }
   }
 }
 
 }  // namespace content