Move FuzzedDataProvider to //base and expose to blink

net/http/http_stream_parser_fuzzer.cc

 // Copyright 2016 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 "net/http/http_stream_parser.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "net/base/fuzzed_data_provider.h"
+#include "base/test/fuzzed_data_provider.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_errors.h"
 #include "net/base/test_completion_callback.h"
 #include "net/http/http_request_headers.h"
 #include "net/http/http_request_info.h"
 #include "net/http/http_response_info.h"
 #include "net/log/net_log.h"
 #include "net/log/test_net_log.h"
 #include "net/socket/client_socket_handle.h"
 #include "net/socket/fuzzed_socket.h"
 #include "url/gurl.h"
 
 // Fuzzer for HttpStreamParser.
 //
 // |data| is used to create a FuzzedSocket.
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
   net::TestCompletionCallback callback;
   net::BoundTestNetLog bound_test_net_log;
-  net::FuzzedDataProvider data_provider(data, size);
+  base::FuzzedDataProvider data_provider(data, size);
   std::unique_ptr<net::FuzzedSocket> fuzzed_socket(new net::FuzzedSocket(
       &data_provider, bound_test_net_log.bound().net_log()));
   CHECK_EQ(net::OK, fuzzed_socket->Connect(callback.callback()));
 
   net::ClientSocketHandle socket_handle;
   socket_handle.SetSocket(std::move(fuzzed_socket));
 
   net::HttpRequestInfo request_info;
   request_info.method = "GET";
   request_info.url = GURL("http://localhost/");
@@ skipping 26 matching lines @@
 
     // Releasing the pointer to IOBuffer immediately is more likely to lead to a
     // use-after-free.
     io_buffer = nullptr;
     if (callback.GetResult(result) <= 0)
       break;
   }
 
   return 0;
 }