[iOS/OS X] Allow base::scoped_nsobject<> to be used when ARC is enabled.

ios/web/net/cert_verifier_block_adapter.mm

 // Copyright 2015 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.

[Nico, 2016/04/04 17:53:45]

why is this a .mm file now?

 
 #include "ios/web/net/cert_verifier_block_adapter.h"
 
 #include <utility>
 
 #include "base/mac/bind_objc_block.h"
 #include "net/base/net_errors.h"
 #include "net/cert/crl_set.h"
 #include "net/cert/x509_certificate.h"
 #include "net/log/net_log.h"
@@ skipping 45 matching lines @@
 
 CertVerifierBlockAdapter::~CertVerifierBlockAdapter() {
   DCHECK(thread_checker_.CalledOnValidThread());
 }
 
 CertVerifierBlockAdapter::Params::Params(
     const scoped_refptr<net::X509Certificate>& cert,
     const std::string& hostname)
     : cert(cert), hostname(hostname), flags(0) {}
 
-CertVerifierBlockAdapter::Params::~Params() {
-}
+CertVerifierBlockAdapter::Params::~Params() {}
 
 void CertVerifierBlockAdapter::Verify(
     const Params& params,
     void (^completion_handler)(net::CertVerifyResult, int)) {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK(completion_handler);
   if (!params.cert || params.hostname.empty()) {
     completion_handler(net::CertVerifyResult(), net::ERR_INVALID_ARGUMENT);
     return;
   }
@@ skipping 19 matching lines @@
     // Completion handler will be called from |callback| when verification
     // request is completed.
     return;
   }
 
   // Verification has either failed or result was retrieved from the cache.
   completion_handler(context->result, error);
 }
 
 }  // namespace web