Split ExtensionSystem interface from ExtensionSystemImpl implementation, part 1.

chrome/browser/extensions/api/management/management_apitest.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 <map>
 
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/api/management/management_api.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_service.h"
-#include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/extensions/extension_test_message_listener.h"
 #include "chrome/browser/extensions/launch_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_iterator.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "content/public/test/test_utils.h"
+#include "extensions/browser/extension_system.h"
 #include "extensions/browser/test_management_policy.h"
 #include "extensions/common/manifest.h"
 
 using extensions::Extension;
 using extensions::Manifest;
 
 namespace {
 
 // Find a browser other than |browser|.
 Browser* FindOtherBrowser(Browser* browser) {
@@ skipping 267 matching lines @@
   ASSERT_EQ(2, browser()->tab_strip_model()->count());
 #else
   // Find the app's browser.  Opening in a new window will create
   // a new browser.
   ASSERT_EQ(2u, chrome::GetBrowserCount(browser()->profile(),
                                         browser()->host_desktop_type()));
   Browser* app_browser = FindOtherBrowser(browser());
   ASSERT_TRUE(app_browser->is_app());
 #endif
 }