[Sync] Move some extension-sync-related logic to ExtensionService

chrome/browser/extensions/extension_sync_data.h

Index: chrome/browser/extensions/extension_sync_data.h
diff --git a/chrome/browser/extensions/extension_sync_data.h b/chrome/browser/extensions/extension_sync_data.h
new file mode 100644
index 0000000000000000000000000000000000000000..3a29d229295deed902ea2b73e5f11c2ab1852229
--- /dev/null
+++ b/chrome/browser/extensions/extension_sync_data.h
@@ -0,0 +1,34 @@
+// Copyright (c) 2011 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.
+
+#ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_SYNC_DATA_H_
+#define CHROME_BROWSER_EXTENSIONS_EXTENSION_SYNC_DATA_H_
+#pragma once
+
+#include <string>
+
+#include "base/version.h"
+#include "googleurl/src/gurl.h"
+
+// A struct that encapsulates the synced properties of an Extension.
+struct ExtensionSyncData {
+  ExtensionSyncData();
+  ~ExtensionSyncData();
+
+  std::string id;
+
+  // Version-independent properties (i.e., used even when the
+  // version of the currently-installed extension doesn't match
+  // |version|).
+  bool uninstalled;
+  bool enabled;
+  bool incognito_enabled;
+
+  // Version-dependent properties (i.e., should be used only when the
+  // version of the currenty-installed extension matches |version|).
+  Version version;
+  GURL update_url;
+};
+
+#endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SYNC_DATA_H_