Remove WorkerPool dependency from URLRequestFileJob.

net/url_request/url_request_context_builder.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 "net/url_request/url_request_context_builder.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
@@ skipping 166 matching lines @@
     : ignore_certificate_errors(false),
       host_mapping_rules(NULL),
       http_pipelining_enabled(false),
       testing_fixed_http_port(0),
       testing_fixed_https_port(0),
       trusted_spdy_proxy() {}
 
 URLRequestContextBuilder::HttpNetworkSessionParams::~HttpNetworkSessionParams()
 {}
 
-URLRequestContextBuilder::URLRequestContextBuilder()
+URLRequestContextBuilder::URLRequestContextBuilder(
+    const scoped_refptr<base::TaskRunner>& task_runner)

[akalin, 2013/08/15 17:43:05]

don't think you need this parameter -- see context->file_message_loop() used
below

     : data_enabled_(false),
       file_enabled_(false),
 #if !defined(DISABLE_FTP_SUPPORT)
       ftp_enabled_(false),
 #endif
-      http_cache_enabled_(true) {}
+      http_cache_enabled_(true),
+      task_runner_(task_runner) {
+}
+
 URLRequestContextBuilder::~URLRequestContextBuilder() {}
 
 #if defined(OS_LINUX) || defined(OS_ANDROID)
 void URLRequestContextBuilder::set_proxy_config_service(
     ProxyConfigService* proxy_config_service) {
   proxy_config_service_.reset(proxy_config_service);
 }
 #endif  // defined(OS_LINUX) || defined(OS_ANDROID)
 
 URLRequestContext* URLRequestContextBuilder::Build() {
@@ skipping 90 matching lines @@
         new net::HttpNetworkSession(network_session_params));
 
     http_transaction_factory = new HttpNetworkLayer(network_session.get());
   }
   storage->set_http_transaction_factory(http_transaction_factory);
 
   URLRequestJobFactoryImpl* job_factory = new URLRequestJobFactoryImpl;
   if (data_enabled_)
     job_factory->SetProtocolHandler("data", new DataProtocolHandler);
   if (file_enabled_)
-    job_factory->SetProtocolHandler("file", new FileProtocolHandler);
+    job_factory->SetProtocolHandler("file",
+                                    new FileProtocolHandler(task_runner_));
 #if !defined(DISABLE_FTP_SUPPORT)
   if (ftp_enabled_) {
     ftp_transaction_factory_.reset(
         new FtpNetworkLayer(context->host_resolver()));
     job_factory->SetProtocolHandler("ftp",
         new FtpProtocolHandler(ftp_transaction_factory_.get()));
   }
 #endif
   storage->set_job_factory(job_factory);
 
   // TODO(willchan): Support sdch.
 
   return context;
 }
 
 }  // namespace net