Do not set extra flags for unfiltered DNS seed results

src/chainparams.h

@@ -13,11 +13,9 @@
 
 #include <vector>
 
-class CDNSSeedData {
-public:
+struct CDNSSeedData {
     std::string name, host;
     bool supportsServiceBitsFiltering;
-    std::string getHost(uint64_t requiredServiceBits) const;
     CDNSSeedData(const std::string &strName, const std::string &strHost, bool supportsServiceBitsFilteringIn = false) : name(strName), host(strHost), supportsServiceBitsFiltering(supportsServiceBitsFilteringIn) {}
 };