Add a getter for system url request context in CastBrowserContext.

chromecast/browser/cast_browser_context.cc

 // Copyright 2014 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 "chromecast/browser/cast_browser_context.h"
 
 #include "base/command_line.h"
 #include "base/files/file_util.h"
 #include "base/macros.h"
 #include "base/path_service.h"
@@ skipping 98 matching lines @@
     int renderer_child_id) {
   return GetMediaRequestContext();
 }
 
 net::URLRequestContextGetter*
 CastBrowserContext::GetMediaRequestContextForStoragePartition(
     const base::FilePath& partition_path, bool in_memory) {
   return GetMediaRequestContext();
 }
 
+net::URLRequestContextGetter* CastBrowserContext::GetSystemRequestContext() {
+  return url_request_context_factory_->GetSystemGetter();
+}
+
 content::ResourceContext* CastBrowserContext::GetResourceContext() {
   return resource_context_.get();
 }
 
 content::DownloadManagerDelegate*
 CastBrowserContext::GetDownloadManagerDelegate() {
   return download_manager_delegate_.get();
 }
 
 content::BrowserPluginGuestManager* CastBrowserContext::GetGuestManager() {
@@ skipping 11 matching lines @@
   return NULL;
 }
 
 content::SSLHostStateDelegate* CastBrowserContext::GetSSLHostStateDelegate() {
   NOTIMPLEMENTED();
   return NULL;
 }
 
 }  // namespace shell
 }  // namespace chromecast