function getUserExtensionsPresentInRegistry(extensions) {
        var userInstalledExtensions = [];
        _.forEach(extensions, function (extension, extensionId) {
            if (extension && extension.installInfo && extension.installInfo.locationType === ExtensionManager.LOCATION_USER && extension.registryInfo) {
                userInstalledExtensions.push({"name" : extensionId, "version" : extension.installInfo.metadata.version});
            }
        });

        return userInstalledExtensions;
    }
@private
Check for the extensions whether it is user installed and present in the registry.
@param {Object} extensions synchronized with registry object
return {Array} userInstalledExtensions