RefCounted types should not have public destructors, net/

net/proxy/proxy_service.cc

Index: net/proxy/proxy_service.cc
diff --git a/net/proxy/proxy_service.cc b/net/proxy/proxy_service.cc
index 72b45551c117679efec6704e70aca97bb8386a3b..1c9203348ae908a1bcf36862bf4fd443b85011cb 100644
--- a/net/proxy/proxy_service.cc
+++ b/net/proxy/proxy_service.cc
@@ -348,6 +348,9 @@ class ProxyConfigChangedNetLogParam : public NetLog::EventParameters {
     return dict;
   }
 
+ protected:
+  virtual ~ProxyConfigChangedNetLogParam() {}
+
  private:
   const ProxyConfig old_config_;
   const ProxyConfig new_config_;
@@ -374,6 +377,9 @@ class BadProxyListNetLogParam : public NetLog::EventParameters {
     return dict;
   }
 
+ protected:
+  virtual ~BadProxyListNetLogParam() {}
+
  private:
   std::vector<std::string> proxy_list_;
   DISALLOW_COPY_AND_ASSIGN(BadProxyListNetLogParam);