Service process crash on Windows.

chrome/service/net/service_url_request_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 "chrome/service/net/service_url_request_context.h"
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 #include <sys/utsname.h>
 #endif
 
@@ skipping 139 matching lines @@
   delete dnsrr_resolver();
   delete host_resolver();
 }
 
 ServiceURLRequestContextGetter::ServiceURLRequestContextGetter()
     : io_message_loop_proxy_(
           g_service_process->io_thread()->message_loop_proxy()) {
   // Build the default user agent.
   user_agent_ = MakeUserAgentForServiceProcess();
 
-#if !defined(OS_MACOSX)
-  // Create the proxy service now, at initialization time, on the main thread.
-  // The Mac needs it created later, on the I/O thread.
+#if defined(OS_LINUX)
+  // Create the proxy service now, at initialization time, on the main thread,
+  // only for Linux, which requires that.
   CreateProxyService();
 #endif
 }
 
 net::URLRequestContext*
 ServiceURLRequestContextGetter::GetURLRequestContext() {
-#if defined(OS_MACOSX)
+#if !defined(OS_LINUX)
   if (!proxy_service_)
     CreateProxyService();
 #endif
   if (!url_request_context_)
     url_request_context_ = new ServiceURLRequestContext(user_agent_,
                                                         proxy_service_);
   return url_request_context_;
 }
 
 scoped_refptr<base::MessageLoopProxy>
 ServiceURLRequestContextGetter::GetIOMessageLoopProxy() const {
   return io_message_loop_proxy_;
 }
 
 ServiceURLRequestContextGetter::~ServiceURLRequestContextGetter() {}
 
 void ServiceURLRequestContextGetter::CreateProxyService() {
   // TODO(sanjeevr): Change CreateSystemProxyConfigService to accept a
   // MessageLoopProxy* instead of MessageLoop*.
   DCHECK(g_service_process);
   net::ProxyConfigService * proxy_config_service =
       net::ProxyService::CreateSystemProxyConfigService(
           g_service_process->io_thread()->message_loop(),
           g_service_process->file_thread()->message_loop());
   proxy_service_ = net::ProxyService::CreateUsingSystemProxyResolver(
       proxy_config_service, 0u, NULL);
 }