unsigned __int64 __cdecl js::SizeOfDataIfCDataObject(unsigned __int64 (__cdecl*)(void const * __ptr64), class JSObject * __ptr64)

Mangled name

?SizeOfDataIfCDataObject@js@@YA_KP6A_KPEBX@ZPEAVJSObject@@@Z

Exported by

size	filename	version
4950016	mozjs.dll
11565296	mozjs.dll