RefCounted types should not have public destructors, net/

net/proxy/sync_host_resolver_bridge.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/proxy/sync_host_resolver_bridge.h"
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
@@ skipping 19 matching lines @@
   bool HasShutdown() const {
     base::AutoLock l(lock_);
     return HasShutdownLocked();
   }
 
   // Called on |host_resolver_loop_|.
   void Shutdown();
 
  private:
   friend class base::RefCountedThreadSafe<SyncHostResolverBridge::Core>;
+  ~Core() {}
 
   bool HasShutdownLocked() const {
     return has_shutdown_;
   }
 
   // Called on |host_resolver_loop_|.
   void StartResolve(const HostResolver::RequestInfo& info,
                     AddressList* addresses,
                     const BoundNetLog& net_log);
 
@@ skipping 117 matching lines @@
                                     const BoundNetLog& net_log) {
   return core_->ResolveSynchronously(info, addresses, net_log);
 }
 
 void SyncHostResolverBridge::Shutdown() {
   DCHECK_EQ(MessageLoop::current(), host_resolver_loop_);
   core_->Shutdown();
 }
 
 }  // namespace net