Revert of Fix lsan failure with ManifestParserTest.*

content/renderer/manifest/manifest_parser.cc

 // Copyright 2014 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 "content/renderer/manifest/manifest_parser.h"
 
 #include "base/json/json_reader.h"
 #include "base/strings/nullable_string16.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 36 matching lines @@
 
   base::TrimWhitespace(short_name, base::TRIM_ALL, &short_name);
   return base::NullableString16(short_name, false);
 }
 
 } // anonymous namespace
 
 namespace content {
 
 Manifest ManifestParser::Parse(const base::StringPiece& json) {
-  scoped_ptr<base::Value> value = base::JSONReader::Read(json);
+  base::Value* value = base::JSONReader::Read(json);
   if (!value) {
     // TODO(mlamouri): get the JSON parsing error and report it to the developer
     // console.
     return Manifest();
   }
 
   if (value->GetType() != base::Value::TYPE_DICTIONARY) {
     // TODO(mlamouri): provide a custom message to the developer console.
     return Manifest();
   }
 
   base::DictionaryValue* dictionary = 0;
   value->GetAsDictionary(&dictionary);
   if (!dictionary) {
     // TODO(mlamouri): provide a custom message to the developer console.
     return Manifest();
   }
 
   Manifest manifest;
 
   manifest.name = ParseName(*dictionary);
   manifest.short_name = ParseShortName(*dictionary);
 
   return manifest;
 }
 
 } // namespace content