Add missing virtual dtors

TODO.txt

@@ -4,20 +4,15 @@ RIPPLE TODO
 
 Items marked '*' can be handled by third parties.
 
-
 Vinnie's Short List (Changes day to day)
 - Make theConfig a SharedSingleton to prevent leak warnings
-- Add fast backend to the unit test
 - Refactor Section code into ConfigFile
-- Change NodeStore config file format to multiline key/value pairs
 - Improved Mutex to track deadlocks
-- Memory NodeStore::Backend for unit tests [*]
 - Finish unit tests and code for Validators
 - Import beast::db and use it in SQliteBackend
-- Convert some Ripple boost unit tests to Beast. [*]
+* Convert some Ripple boost unit tests to Beast.
 - Move all code into modules/
 - Work on KeyvaDB
-[*] These can be handled by external developers
 
 --------------------------------------------------------------------------------
 

modules/ripple_net/basics/ripple_RPCServer.h

@@ -47,6 +47,8 @@ public:
         boost::asio::ssl::context& context,
         Handler& handler);
 
+    virtual ~RPCServer () { }
+
     /** Called when the connection is established.
     */
     virtual void connected () = 0;

src/cpp/ripple/NetworkOPs.h

@@ -58,6 +58,8 @@ public:
     //
     explicit NetworkOPs (LedgerMaster* pLedgerMaster);
 
+    virtual ~NetworkOPs () { }
+
     // network information
     uint32 getNetworkTimeNC ();                 // Our best estimate of wall time in seconds from 1/1/2000
     uint32 getCloseTimeNC ();                   // Our best estimate of current ledger close time