Remove unused field.
Remove unused field.

nalkaro/CppSharp,txdv/CppSharp,zillemarco/CppSharp,xistoso/CppSharp,mono/CppSharp,txdv/CppSharp,imazen/CppSharp,mono/CppSharp,mydogisbox/CppSharp,ddobrev/CppSharp,nalkaro/CppSharp,Samana/CppSharp,u255436/CppSharp,zillemarco/CppSharp,ddobrev/CppSharp,ktopouzi/CppSharp,mydogisbox/CppSharp,nalkaro/CppSharp,zillemarco/CppSharp,Samana/CppSharp,u255436/CppSharp,imazen/CppSharp,KonajuGames/CppSharp,u255436/CppSharp,genuinelucifer/CppSharp,ddobrev/CppSharp,KonajuGames/CppSharp,mono/CppSharp,mohtamohit/CppSharp,SonyaSa/CppSharp,SonyaSa/CppSharp,xistoso/CppSharp,genuinelucifer/CppSharp,u255436/CppSharp,genuinelucifer/CppSharp,txdv/CppSharp,ktopouzi/CppSharp,inordertotest/CppSharp,SonyaSa/CppSharp,zillemarco/CppSharp,u255436/CppSharp,mohtamohit/CppSharp,mydogisbox/CppSharp,xistoso/CppSharp,inordertotest/CppSharp,nalkaro/CppSharp,ktopouzi/CppSharp,xistoso/CppSharp,mydogisbox/CppSharp,KonajuGames/CppSharp,imazen/CppSharp,imazen/CppSharp,SonyaSa/CppSharp,nalkaro/CppSharp,KonajuGames/CppSharp,ddobrev/CppSharp,Samana/CppSharp,Samana/CppSharp,mono/CppSharp,Samana/CppSharp,mohtamohit/CppSharp,inordertotest/CppSharp,KonajuGames/CppSharp,mono/CppSharp,inordertotest/CppSharp,mohtamohit/CppSharp,mono/CppSharp,genuinelucifer/CppSharp,imazen/CppSharp,SonyaSa/CppSharp,mydogisbox/CppSharp,ktopouzi/CppSharp,ktopouzi/CppSharp,txdv/CppSharp,xistoso/CppSharp,inordertotest/CppSharp,mohtamohit/CppSharp,zillemarco/CppSharp,genuinelucifer/CppSharp,txdv/CppSharp,ddobrev/CppSharp