use cppuhelper::suppportsService helper method in chart2

Change-Id: Ica22513d84061e57c2c3d0fb3b6411c7b0572099
inline UNO helper macro APPHELPER_SERVICE_FACTORY_HELPER

Change-Id: Ib416efb59ae166bb8d55dd7f3c84b7e5f72864e8
inline UNO helper macros

Change-Id: Ia401dd2f51108d2f3b08cd3d6d433a12ac17ee74
inline some strings, they don't need to be in a shared header file

Change-Id: I058489d207510024ce722c4d03f9aac628b120b5