private function createGlobalSubject()
    {
        if (null !== $home = $this->pageHelper->getHomePage()) {
            return $this->createSubjectFromPage($home);
        }
        return null;
    }
private function createGlobalSubject()
    {
        if (null !== $home = $this->pageHelper->getHomePage()) {
            return $this->createSubjectFromPage($home);
        }
        return null;
    }
private function createGlobalSubject ( ) { if ( null !== $ home = $ this -> pageHelper -> getHomePage ( ) ) { return $ this -> createSubjectFromPage ( $ home ) ; } return null ; }
Creates the global social share subject.

@return Subject|null
Creates the global social share subject .