Use mojo for Chrome Loading, Part 1

content/common/url_loader_type_converters.h

+// 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.
+
+#ifndef CONTENT_COMMON_URL_LOADER_TYPE_CONVERTERS_H_
+#define CONTENT_COMMON_URL_LOADER_TYPE_CONVERTERS_H_
+
+#include "content/common/url_loader.mojom.h"
+
+struct ResourceHostMsg_Request;
+struct ResourceMsg_RequestCompleteData;
+
+namespace content {
+struct ResourceResponseHead;
+}  // namespace content
+
+namespace mojo {
+
+// ResourceHostMsg_Request => mojom::URLRequestPtr
+template <>
+struct TypeConverter<content::mojom::URLRequestPtr, ResourceHostMsg_Request> {
+  static content::mojom::URLRequestPtr Convert(
+      const ResourceHostMsg_Request& request);
+};
+
+// ResourceHostMsg_Request <= mojom::URLRequestPtr
+template <>
+struct TypeConverter<ResourceHostMsg_Request, content::mojom::URLRequest> {
+  static ResourceHostMsg_Request Convert(
+      const content::mojom::URLRequest& request);
+};
+
+// ResourceResponseHead => mojom::URLResponse
+template <>
+struct TypeConverter<content::mojom::URLResponsePtr,
+                     content::ResourceResponseHead> {
+  static content::mojom::URLResponsePtr Convert(
+      const content::ResourceResponseHead& head);
+};
+
+// ResourceResponseHead <= mojom::URLResponse
+template <>
+struct TypeConverter<content::ResourceResponseHead,
+                     content::mojom::URLResponse> {
+  static content::ResourceResponseHead Convert(
+      const content::mojom::URLResponse& response);
+};
+
+// ResourceMsg_RequestCompleteData => mojom::URLLoaderStatus
+template <>
+struct TypeConverter<content::mojom::URLLoaderStatusPtr,
+                     ResourceMsg_RequestCompleteData> {
+  static content::mojom::URLLoaderStatusPtr Convert(
+      const ResourceMsg_RequestCompleteData& data);
+};
+
+// ResourceMsg_RequestCompleteData <= mojom::URLLoaderStatus
+template <>
+struct TypeConverter<ResourceMsg_RequestCompleteData,
+                     content::mojom::URLLoaderStatus> {
+  static ResourceMsg_RequestCompleteData Convert(
+      const content::mojom::URLLoaderStatus& completion_status);
+};
+
+}  // namespace mojo
+
+#endif  // CONTENT_COMMON_URL_LOADER_TYPE_CONVERTERS_H_