Convert //extensions/browser from scoped_ptr to std::unique_ptr

extensions/browser/updater/safe_manifest_parser.h

 // 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.
 
 #ifndef EXTENSIONS_BROWSER_UPDATER_SAFE_MANIFEST_PARSER_H_
 #define EXTENSIONS_BROWSER_UPDATER_SAFE_MANIFEST_PARSER_H_
 
+#include <memory>
 #include <string>
 
 #include "base/callback.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "content/public/browser/utility_process_host_client.h"
 #include "extensions/browser/updater/manifest_fetch_data.h"
 #include "extensions/common/update_manifest.h"
 
 namespace extensions {
 
 // Utility class to handle doing xml parsing in a sandboxed utility process.
 class SafeManifestParser : public content::UtilityProcessHostClient {
  public:
   // Callback that is invoked when the manifest results are ready.
@@ skipping 22 matching lines @@
 
   // Should be accessed only on UI thread.
   ResultsCallback results_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(SafeManifestParser);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_UPDATER_SAFE_MANIFEST_PARSER_H_