Include sync.pb.h in sync_data.h.

chrome/browser/extensions/extension_service_unittest.cc

 // Copyright (c) 2013 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/browser/extensions/extension_service_unittest.h"
 
 #include <algorithm>
 #include <set>
 #include <vector>
 
@@ skipping 26 matching lines @@
 #include "chrome/browser/extensions/component_loader.h"
 #include "chrome/browser/extensions/crx_installer.h"
 #include "chrome/browser/extensions/default_apps.h"
 #include "chrome/browser/extensions/extension_creator.h"
 #include "chrome/browser/extensions/extension_error_reporter.h"
 #include "chrome/browser/extensions/extension_error_ui.h"
 #include "chrome/browser/extensions/extension_notification_observer.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_special_storage_policy.h"
 #include "chrome/browser/extensions/extension_sync_data.h"
+#include "chrome/browser/extensions/extension_sync_service.h"
 #include "chrome/browser/extensions/extension_util.h"
 #include "chrome/browser/extensions/external_install_ui.h"
 #include "chrome/browser/extensions/external_policy_loader.h"
 #include "chrome/browser/extensions/external_pref_loader.h"
 #include "chrome/browser/extensions/external_provider_impl.h"
 #include "chrome/browser/extensions/fake_safe_browsing_database_manager.h"
 #include "chrome/browser/extensions/install_observer.h"
 #include "chrome/browser/extensions/install_tracker.h"
 #include "chrome/browser/extensions/install_tracker_factory.h"
 #include "chrome/browser/extensions/installed_loader.h"
@@ skipping 6891 matching lines @@
   // ReconcileKnownDisabled().
   service_->EnableExtension(good2);
   service_->ReconcileKnownDisabled();
   expected_extensions.insert(good2);
   expected_disabled_extensions.erase(good2);
 
   EXPECT_EQ(expected_extensions, registry_->enabled_extensions().GetIDs());
   EXPECT_EQ(expected_disabled_extensions,
             registry_->disabled_extensions().GetIDs());
 }