Upstream ChromeBrowserState sub-classes.

ios/chrome/browser/browser_state/test_chrome_browser_state_isolated_context.mm

+// 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 "ios/chrome/browser/browser_state/test_chrome_browser_state_isolated_context.h"
+
+#include "base/logging.h"
+#include "components/syncable_prefs/pref_service_syncable.h"
+#include "ios/web/public/web_thread.h"
+#include "net/url_request/url_request_test_util.h"
+
+TestChromeBrowserStateWithIsolatedContext::
+    TestChromeBrowserStateWithIsolatedContext()
+    : TestChromeBrowserState(base::FilePath(),
+                             scoped_ptr<syncable_prefs::PrefServiceSyncable>(),
+                             TestingFactories(),
+                             RefcountedTestingFactories()),
+      main_context_called_(false),
+      request_context_(new net::TestURLRequestContextGetter(
+          web::WebThread::GetTaskRunnerForThread(web::WebThread::IO))) {}
+
+TestChromeBrowserStateWithIsolatedContext::
+    ~TestChromeBrowserStateWithIsolatedContext() {}
+
+bool TestChromeBrowserStateWithIsolatedContext::MainContextCalled() const {
+  return main_context_called_;
+}
+
+IOSWebViewFactoryExternalService
+TestChromeBrowserStateWithIsolatedContext::SharingService() {
+  return SSO_AUTHENTICATION;
+}
+
+net::URLRequestContextGetter*
+TestChromeBrowserStateWithIsolatedContext::GetRequestContext() {
+  main_context_called_ = true;
+  return TestChromeBrowserState::GetRequestContext();
+}
+
+net::URLRequestContextGetter*
+TestChromeBrowserStateWithIsolatedContext::CreateIsolatedRequestContext(
+    const base::FilePath& partition_path) {
+  return request_context_.get();
+}