Rewrite simple uses of base::ListValue::Append() taking a raw pointer var.

chrome/browser/ui/webui/certificate_viewer_webui.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 "chrome/browser/ui/webui/certificate_viewer_webui.h"
 
+#include <memory>
+#include <utility>
+
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/i18n/time_formatting.h"
 #include "base/json/json_writer.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/certificate_viewer.h"
 #include "chrome/browser/platform_util.h"
 #include "chrome/browser/ui/browser_dialogs.h"
 #include "chrome/browser/ui/certificate_dialogs.h"
@@ skipping 145 matching lines @@
   cert_info.SetString("general.sha256",
       x509_certificate_model::HashCertSHA256(cert_hnd));
   cert_info.SetString("general.sha1",
       x509_certificate_model::HashCertSHA1(cert_hnd));
 
   // Certificate hierarchy is constructed from bottom up.
   base::ListValue* children = NULL;
   int index = 0;
   for (net::X509Certificate::OSCertHandles::const_iterator i =
       cert_chain.begin(); i != cert_chain.end(); ++i, ++index) {
-    base::DictionaryValue* cert_node = new base::DictionaryValue();
+    std::unique_ptr<base::DictionaryValue> cert_node(
+        new base::DictionaryValue());
     base::ListValue cert_details;
     cert_node->SetString("label", x509_certificate_model::GetTitle(*i).c_str());
     cert_node->SetDouble("payload.index", index);
     // Add the child from the previous iteration.
     if (children)
       cert_node->Set("children", children);
 
     // Add this node to the children list for the next iteration.
     children = new base::ListValue();
-    children->Append(cert_node);
+    children->Append(std::move(cert_node));
   }
   // Set the last node as the top of the certificate hierarchy.
   cert_info.Set("hierarchy", children);
 
   base::JSONWriter::Write(cert_info, &data);
 
   return data;
 }
 
 void CertificateViewerModalDialog::OnDialogShown(
@@ skipping 242 matching lines @@
     const base::ListValue* args) const {
   int cert_index;
   double val;
   if (!(args->GetDouble(0, &val)))
     return -1;
   cert_index = static_cast<int>(val);
   if (cert_index < 0 || cert_index >= static_cast<int>(cert_chain_.size()))
     return -1;
   return cert_index;
 }