[libfuzzer] refactoring of fuzzers

- use correct declaration of target function
- include stddef.h and stdint.h for each fuzzer
- fixes to follow chromium codestyle (remove "(c)", add mandatory linebreaks)

[email protected], [email protected]
BUG=539572

Review URL: https://codereview.chromium.org/1670903003

Cr-Commit-Position: refs/heads/master@{#373869}
diff --git a/testing/libfuzzer/fuzzers/http_chunked_decoder_fuzzer.cc b/testing/libfuzzer/fuzzers/http_chunked_decoder_fuzzer.cc
index 896cda8a..1d716e93 100644
--- a/testing/libfuzzer/fuzzers/http_chunked_decoder_fuzzer.cc
+++ b/testing/libfuzzer/fuzzers/http_chunked_decoder_fuzzer.cc
@@ -1,13 +1,16 @@
-// Copyright (c) 2015 The Chromium Authors. All rights reserved.
+// Copyright 2015 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 <vector>
 
 #include "net/http/http_chunked_decoder.h"
 
 // Entry point for LibFuzzer.
-extern "C" int LLVMFuzzerTestOneInput(const unsigned char *data, size_t size) {
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
   const char* data_ptr = reinterpret_cast<const char*>(data);
   std::vector<char> buffer(data_ptr, data_ptr + size);
   net::HttpChunkedDecoder decoder;