Move ProxyConfigService construction onto the IO thread.

content/shell/shell_browser_context.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 "content/shell/shell_browser_context.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/environment.h"
 #include "base/file_util.h"
@@ skipping 17 matching lines @@
 namespace content {
 
 ShellBrowserContext::ShellBrowserContext(bool off_the_record)
     : off_the_record_(off_the_record),
       ignore_certificate_errors_(false) {
   InitWhileIOAllowed();
 }
 
 ShellBrowserContext::~ShellBrowserContext() {
   if (resource_context_.get()) {
+    resource_context_->StartTearDown();
     BrowserThread::DeleteSoon(
       BrowserThread::IO, FROM_HERE, resource_context_.release());
   }
 }
 
 void ShellBrowserContext::InitWhileIOAllowed() {
   CommandLine* cmd_line = CommandLine::ForCurrentProcess();
   if (cmd_line->HasSwitch(switches::kDumpRenderTree))
     ignore_certificate_errors_ = true;
   if (cmd_line->HasSwitch(switches::kDumpRenderTree)) {
@@ skipping 104 matching lines @@
 SpeechRecognitionPreferences*
     ShellBrowserContext::GetSpeechRecognitionPreferences() {
   return NULL;
 }
 
 quota::SpecialStoragePolicy* ShellBrowserContext::GetSpecialStoragePolicy() {
   return NULL;
 }
 
 }  // namespace content