Try cranberrygame's plugin
ShareApp
: share app via SNS (facebook, twitter, google+, whatsapp, line, SMS, email)
[HTML5 website] [android, blackberry10, ios, windows8, wp8] [crosswalk] [phonegap cli] [ejecta]
Share app via facebook: (only link is automatically pasted on android)
only included in full package
https://www.scirra.com/forum/plugin-cordova-related-c2-plugins-crosswalk_t109586