Allow PolicyLoadStatusSample to override reporting method

components/policy/core/common/preg_parser_fuzzer.cc

 // Copyright 2017 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 <stddef.h>
 #include <stdint.h>
 
 #include <base/strings/utf_string_conversions.h>
 #include "base/strings/string16.h"
 
@@ skipping 16 matching lines @@
     logging::SetMinLogLevel(logging::LOG_FATAL);
   }
 
   const base::string16 root;
 };
 
 Environment* env = new Environment();
 
 // Entry point for LibFuzzer.
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+  // Note: Don't use PolicyLoadStatusUmaReporter here, it leaks!
+  PolicyLoadStatusSampler status;
   RegistryDict dict;
-  PolicyLoadStatus status;
   ReadDataInternal(data, size, env->root, &dict, &status, "data");
   return 0;
 }
 
 }  // namespace preg_parser
 }  // namespace policy