RefCounted types should not have public destructors, net/

net/spdy/spdy_session.cc

Index: net/spdy/spdy_session.cc
diff --git a/net/spdy/spdy_session.cc b/net/spdy/spdy_session.cc
index f6b360dc69c866fb6dfe7b8b9b7dd7e2b8efa0c6..d70620b970666b831ea4d31b483642e5f312f07c 100644
--- a/net/spdy/spdy_session.cc
+++ b/net/spdy/spdy_session.cc
@@ -112,13 +112,17 @@ class NetLogSpdySessionParameter : public NetLog::EventParameters {
  public:
   NetLogSpdySessionParameter(const HostPortProxyPair& host_pair)
       : host_pair_(host_pair) {}
+
   virtual Value* ToValue() const {
     DictionaryValue* dict = new DictionaryValue();
     dict->Set("host", new StringValue(host_pair_.first.ToString()));
     dict->Set("proxy", new StringValue(host_pair_.second.ToPacString()));
     return dict;
   }
+
  private:
+  virtual ~NetLogSpdySessionParameter() {}
+
   const HostPortProxyPair host_pair_;
   DISALLOW_COPY_AND_ASSIGN(NetLogSpdySessionParameter);
 };
@@ -142,7 +146,8 @@ class NetLogSpdySettingParameter : public NetLog::EventParameters {
   }
 
  private:
-  ~NetLogSpdySettingParameter() {}
+  virtual ~NetLogSpdySettingParameter() {}
+
   const SpdySettingsIds id_;
   const SpdySettingsFlags flags_;
   const uint32 value_;