Ensure that isolated apps use the right cookies for media requests.

chrome/test/base/testing_profile.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 "chrome/test/base/testing_profile.h"
 
 #include "build/build_config.h"
 
 #include "base/base_paths.h"
 #include "base/command_line.h"
@@ skipping 613 matching lines @@
 }
 
 void TestingProfile::ResetRequestContext() {
   // Any objects holding live URLFetchers should be deleted before the request
   // context is shut down.
   TemplateURLFetcherFactory::ShutdownForProfile(this);
 
   request_context_ = NULL;
 }
 
-net::URLRequestContextGetter* TestingProfile::GetRequestContextForMedia() {
+net::URLRequestContextGetter* TestingProfile::GetRequestContextForMedia(
+    int renderer_child_id) {
   return NULL;
 }
 
 net::URLRequestContextGetter* TestingProfile::GetRequestContextForExtensions() {
   if (!extensions_request_context_)
     extensions_request_context_ = new TestExtensionURLRequestContextGetter();
   return extensions_request_context_.get();
 }
 
 net::SSLConfigService* TestingProfile::GetSSLConfigService() {
@@ skipping 160 matching lines @@
   build_called_ = true;
   return scoped_ptr<TestingProfile>(new TestingProfile(
       path_,
       delegate_,
       extension_policy_,
       pref_service_.Pass(),
       user_cloud_policy_manager_.Pass()));
 }