Second patch in making destructors of refcounted objects private.

net/websockets/websocket_throttle.cc

 // Copyright (c) 2009 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/websockets/websocket_throttle.h"
 
 #if defined(OS_WIN)
 #include <ws2tcpip.h>
 #else
 #include <netdb.h>
@@ skipping 113 matching lines @@
   static const char* kKeyName;
 
  private:
   class CompletionCallbackRunner
       : public base::RefCountedThreadSafe<CompletionCallbackRunner> {
    public:
     explicit CompletionCallbackRunner(CompletionCallback* callback)
         : callback_(callback) {
       DCHECK(callback_);
     }
-    virtual ~CompletionCallbackRunner() {}
     void Run() {
       callback_->Run(OK);
     }
    private:
+    friend class base::RefCountedThreadSafe<CompletionCallbackRunner>;
+
+    virtual ~CompletionCallbackRunner() {}
+
     CompletionCallback* callback_;
 
     DISALLOW_COPY_AND_ASSIGN(CompletionCallbackRunner);
   };
 
   const AddressList& address_list_;
 
   CompletionCallback* callback_;
   // True if waiting another websocket connection is established.
   // False if the websocket is performing handshaking.
@@ skipping 137 matching lines @@
       state->Wakeup();
   }
 }
 
 /* static */
 void WebSocketThrottle::Init() {
   Singleton<WebSocketThrottle>::get();
 }
 
 }  // namespace net