Make payment manifest download/parse cross-platform

components/payments/content/android/utility/fingerprint_parser.h

Index: components/payments/content/android/utility/fingerprint_parser.h
diff --git a/components/payments/content/android/utility/fingerprint_parser.h b/components/payments/content/android/utility/fingerprint_parser.h
deleted file mode 100644
index a6f9ac732146b48a37f289423bf57c53e77043cb..0000000000000000000000000000000000000000
--- a/components/payments/content/android/utility/fingerprint_parser.h
+++ /dev/null
@@ -1,21 +0,0 @@
-// 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.
-
-#ifndef COMPONENTS_PAYMENTS_CONTENT_ANDROID_UTILITY_FINGERPRINT_PARSER_H_
-#define COMPONENTS_PAYMENTS_CONTENT_ANDROID_UTILITY_FINGERPRINT_PARSER_H_
-
-#include <stddef.h>
-
-#include <string>
-#include <vector>
-
-namespace payments {
-
-// Converts a string representation of a 32-byte array (e.g., "01:02:03:04")
-// into a list of the corresponding bytes. Returns an empty list on error.
-std::vector<uint8_t> FingerprintStringToByteArray(const std::string& input);
-
-}  // namespace payments
-
-#endif  // COMPONENTS_PAYMENTS_CONTENT_ANDROID_UTILITY_FINGERPRINT_PARSER_H_