Piwik\Plugin::hasDefinedPluginInformationInPluginClass PHP Method

    private function hasDefinedPluginInformationInPluginClass()
    {
        $myClassName = get_class();
        $pluginClassName = get_class($this);
        if ($pluginClassName == $myClassName) {
            // plugin has not defined its own class
            return false;
        }
        $foo = new \ReflectionMethod(get_class($this), 'getInformation');
        $declaringClass = $foo->getDeclaringClass()->getName();
        return $declaringClass != $myClassName;
    }