I’m running into a similar problem. Were you able to resolve this?
Editing Line 186 mentioned above allowed me to activate the plugin and it seems to be working. Thanks!
Ran into same problem… Error:
Parse error: syntax error, unexpected ‘;’, expecting T_FUNCTION in /home/www/wordpress/wp-content/plugins/sociable/includes/class-sociable_Admin_Options.php on line 1342
