message: Remove redeclaration of CInv in main.cpp
diff: @@ -5914,7 +5914,6 @@ bool ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, int64_t
  vRecv >> thinBlock;
  // Message consistency checking
  - CInv inv(MSG_BLOCK, thinBlock.header.GetHash());
  if (!IsThinBlockValid(pfrom, thinBlock.vMissingTx, thinBlock.header))
  {
  LOCK(cs_main);
  