message: Really fix the type mismatch error in GDBRemoteCommunicationServerCommon
  My previous attempt in attempt in r369904 actually broke the 32bit build
  because File::Read expects to take a reference to size_t. Fix the
  warning by using SIZE_MAX to denote failure instead.
diff: @@ -550,10 +550,10 @@ GDBRemoteCommunicationServerCommon::Handle_vFile_pRead(
  packet.SetFilePos(::strlen("vFile:pread:"));
  int fd = packet.GetS32(-1);
  if (packet.GetChar() == ',') {
  - uint64_t count = packet.GetU64(UINT64_MAX);
  + size_t count = packet.GetU64(SIZE_MAX);
  if (packet.GetChar() == ',') {
  off_t offset = packet.GetU64(UINT32_MAX);
  - if (count == UINT64_MAX) {
  + if (count == SIZE_MAX) {
  response.Printf("F-1:%i", EINVAL);
  return SendPacketNoLock(response.GetString());
  }
  