tdf#124923: Need to call InitVCL() on iOS before using SolarMutexGuard

Change-Id: If5781ae101e58c26368e57787cb301f84ffa82a5
diff --git a/desktop/source/lib/init.cxx b/desktop/source/lib/init.cxx
index 7fcf018..c4a36e9 100644
--- a/desktop/source/lib/init.cxx
+++ b/desktop/source/lib/init.cxx
@@ -4521,6 +4521,10 @@
                       LibreOfficeKitWakeCallback pWakeCallback,
                       void* pData)
{
#ifdef IOS // Maybe ANDROID, too?
    InitVCL();
#endif

    SolarMutexGuard aGuard;
    vcl::lok::registerPollCallbacks(pPollCallback, pWakeCallback, pData);
    lo_startmain(nullptr);