Move FuzzedDataProvider to //base and expose to blink

net/cert/internal/verify_name_match_verifynameinsubtree_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/cert/internal/verify_name_match.h"
 
-#include "net/base/fuzzed_data_provider.h"
+#include "base/fuzzed_data_provider.h"
 #include "net/der/input.h"
 
 // Entry point for LibFuzzer.
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
-  net::FuzzedDataProvider fuzzed_data(data, size);
+  base::FuzzedDataProvider fuzzed_data(data, size);
   size_t first_part_size = fuzzed_data.ConsumeUint16();
   base::StringPiece first_part = fuzzed_data.ConsumeBytes(first_part_size);
   base::StringPiece second_part = fuzzed_data.ConsumeRemainingBytes();
 
   net::der::Input in1(first_part);
   net::der::Input in2(second_part);
   bool match = net::VerifyNameInSubtree(in1, in2);
   bool reverse_order_match = net::VerifyNameInSubtree(in2, in1);
   // If both InSubtree matches are true, then in1 == in2 (modulo normalization).
   if (match && reverse_order_match)
     CHECK(net::VerifyNameMatch(in1, in2));
   return 0;
 }