Update Linux to use scoped_refptr<T>::get() rather than implicit "operator T*"

net/cert/x509_certificate.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/cert/x509_certificate.h"
 
 #include <stdlib.h>
 
 #include <algorithm>
 #include <map>
@@ skipping 200 matching lines @@
     *left = src;
     right->clear();
   } else {
     *left = src.substr(0, pos);
     *right = src.substr(pos);
   }
 }
 
 }  // namespace
 
-bool X509Certificate::LessThan::operator()(X509Certificate* lhs,
-                                           X509Certificate* rhs) const {
+bool X509Certificate::LessThan::operator()(
+    const scoped_refptr<X509Certificate>& lhs,
+    const scoped_refptr<X509Certificate>& rhs) const {
   if (lhs == rhs)
     return false;
 
   int rv = memcmp(lhs->fingerprint_.data, rhs->fingerprint_.data,
                   sizeof(lhs->fingerprint_.data));
   if (rv != 0)
     return rv < 0;
 
   rv = memcmp(lhs->ca_fingerprint_.data, rhs->ca_fingerprint_.data,
               sizeof(lhs->ca_fingerprint_.data));
@@ skipping 483 matching lines @@
     RemoveFromCache(cert_handle_);
     FreeOSCertHandle(cert_handle_);
   }
   for (size_t i = 0; i < intermediate_ca_certs_.size(); ++i) {
     RemoveFromCache(intermediate_ca_certs_[i]);
     FreeOSCertHandle(intermediate_ca_certs_[i]);
   }
 }
 
 }  // namespace net