Second patch in making destructors of refcounted objects private.

net/base/cert_verifier.cc

 // Copyright (c) 2008 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/base/cert_verifier.h"
 
 #if defined(OS_LINUX)
 #include <private/pprthred.h>  // PR_DetatchThread
 #endif
 
@@ skipping 17 matching lines @@
       : cert_(cert),
         hostname_(hostname),
         flags_(flags),
         verifier_(verifier),
         verify_result_(verify_result),
         callback_(callback),
         origin_loop_(MessageLoop::current()),
         error_(OK) {
   }
 
-  ~Request() {}
-
   void DoVerify() {
     // Running on the worker thread
     error_ = cert_->Verify(hostname_, flags_, &result_);
 #if defined(OS_LINUX)
     // Detach the thread from NSPR.
     // Calling NSS functions attaches the thread to NSPR, which stores
     // the NSPR thread ID in thread-specific data.
     // The threads in our thread pool terminate after we have called
     // PR_Cleanup.  Unless we detach them from NSPR, net_unittests gets
     // segfaults on shutdown when the threads' thread-specific data
@@ skipping 35 matching lines @@
   }
 
   void Cancel() {
     verifier_ = NULL;
 
     AutoLock locked(origin_loop_lock_);
     origin_loop_ = NULL;
   }
 
  private:
+  friend class base::RefCountedThreadSafe<CertVerifier::Request>;
+
+  ~Request() {}
+
   // Set on the origin thread, read on the worker thread.
   scoped_refptr<X509Certificate> cert_;
   std::string hostname_;
   // bitwise OR'd of X509Certificate::VerifyFlags.
   int flags_;
 
   // Only used on the origin thread (where Verify was called).
   CertVerifier* verifier_;
   CertVerifyResult* verify_result_;
   CompletionCallback* callback_;
@@ skipping 39 matching lines @@
           NewRunnableMethod(request_.get(), &Request::DoVerify), true)) {
     NOTREACHED();
     request_ = NULL;
     return ERR_FAILED;
   }
 
   return ERR_IO_PENDING;
 }
 
 }  // namespace net