Re-land: Convert the utility process JSON parser into a Mojo service.

components/safe_json/utility/safe_json_parser_mojo_impl.h

+// Copyright 2013 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_SAFE_JSON_SAFE_JSON_PARSER_MOJO_IMPL_H_
+#define COMPONENTS_SAFE_JSON_SAFE_JSON_PARSER_MOJO_IMPL_H_
+
+#include <string>
+
+#include "base/macros.h"
+#include "components/safe_json/public/interfaces/safe_json.mojom.h"
+#include "mojo/public/cpp/bindings/strong_binding.h"
+
+namespace safe_json {
+
+class SafeJsonParserMojoImpl : public mojom::SafeJsonParser {
+ public:
+  static void Create(mojo::InterfaceRequest<mojom::SafeJsonParser> request);
+
+ private:
+  explicit SafeJsonParserMojoImpl(
+      mojo::InterfaceRequest<mojom::SafeJsonParser> request);
+  ~SafeJsonParserMojoImpl() override;
+
+  // mojom::SafeJsonParser implementation.
+  void Parse(const mojo::String& json, const ParseCallback& callback) override;
+
+  mojo::StrongBinding<mojom::SafeJsonParser> binding_;
+
+  DISALLOW_COPY_AND_ASSIGN(SafeJsonParserMojoImpl);
+};
+
+}  // namespace safe_json
+
+#endif  // COMPONENTS_SAFE_JSON_SAFE_JSON_PARSER_MOJO_IMPL_H_