Split ExtensionSystem interface from ExtensionSystemImpl implementation, part 1.

chrome/browser/media_galleries/media_galleries_scan_result_dialog_controller_unittest.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 "base/bind.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/run_loop.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
-#include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/extensions/test_extension_system.h"
 #include "chrome/browser/media_galleries/media_galleries_preferences.h"
 #include "chrome/browser/media_galleries/media_galleries_scan_result_dialog_controller.h"
 #include "chrome/browser/media_galleries/media_galleries_test_util.h"
 #include "chrome/browser/storage_monitor/test_storage_monitor.h"
 #include "chrome/common/extensions/permissions/media_galleries_permission.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/test/test_browser_thread_bundle.h"
+#include "extensions/browser/extension_system.h"
 #include "extensions/common/extension.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/chromeos/settings/cros_settings.h"
 #include "chrome/browser/chromeos/settings/device_settings_service.h"
 #endif
 
 namespace {
@@ skipping 436 matching lines @@
   MediaGalleriesScanResultDialogController::OrderedScanResults results =
       controller()->GetGalleryList();
   ASSERT_EQ(5U, results.size());
   EXPECT_EQ(first, results[0].pref_info.pref_id);
   EXPECT_EQ(second, results[1].pref_info.pref_id);
   EXPECT_EQ(third, results[2].pref_info.pref_id);
   EXPECT_EQ(fourth, results[3].pref_info.pref_id);
   EXPECT_EQ(fifth, results[4].pref_info.pref_id);
   controller()->DialogFinished(false);
 }