Enable transmitting Fetch Requests over Mojo

content/common/service_worker/service_worker_fetch_request_struct_traits.h

Index: content/common/service_worker/service_worker_fetch_request_struct_traits.h
diff --git a/content/common/service_worker/service_worker_fetch_request_struct_traits.h b/content/common/service_worker/service_worker_fetch_request_struct_traits.h
new file mode 100644
index 0000000000000000000000000000000000000000..38c9ae51da083553d3da6f76edbfa2d904f5b5ea
--- /dev/null
+++ b/content/common/service_worker/service_worker_fetch_request_struct_traits.h
@@ -0,0 +1,156 @@
+// 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 CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_FETCH_REQUEST_STRUCT_TRAITS_H_
+#define CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_FETCH_REQUEST_STRUCT_TRAITS_H_
+
+#include "base/numerics/safe_conversions.h"
+#include "content/public/common/referrer.h"
+#include "third_party/WebKit/public/platform/modules/fetch/request.mojom.h"
+
+namespace mojo {
+
+template <>
+struct EnumTraits<blink::mojom::FetchCredentialsMode,
+                  content::FetchCredentialsMode> {
+  static blink::mojom::FetchCredentialsMode ToMojom(
+      content::FetchCredentialsMode input);
+
+  static bool FromMojom(blink::mojom::FetchCredentialsMode input,
+                        content::FetchCredentialsMode* out);
+};
+
+template <>
+struct EnumTraits<blink::mojom::FetchRedirectMode, content::FetchRedirectMode> {
+  static blink::mojom::FetchRedirectMode ToMojom(
+      content::FetchRedirectMode input);
+
+  static bool FromMojom(blink::mojom::FetchRedirectMode input,
+                        content::FetchRedirectMode* out);
+};
+
+template <>
+struct EnumTraits<blink::mojom::FetchRequestMode, content::FetchRequestMode> {
+  static blink::mojom::FetchRequestMode ToMojom(
+      content::FetchRequestMode input);
+
+  static bool FromMojom(blink::mojom::FetchRequestMode input,
+                        content::FetchRequestMode* out);
+};
+
+template <>
+struct EnumTraits<blink::mojom::RequestContextFrameType,
+                  content::RequestContextFrameType> {
+  static blink::mojom::RequestContextFrameType ToMojom(
+      content::RequestContextFrameType input);
+
+  static bool FromMojom(blink::mojom::RequestContextFrameType input,
+                        content::RequestContextFrameType* out);
+};
+
+template <>
+struct EnumTraits<blink::mojom::RequestContextType,
+                  content::RequestContextType> {
+  static blink::mojom::RequestContextType ToMojom(
+      content::RequestContextType input);
+
+  static bool FromMojom(blink::mojom::RequestContextType input,
+                        content::RequestContextType* out);
+};
+
+template <>
+struct EnumTraits<blink::mojom::ServiceWorkerFetchType,
+                  content::ServiceWorkerFetchType> {
+  static blink::mojom::ServiceWorkerFetchType ToMojom(
+      content::ServiceWorkerFetchType input);
+
+  static bool FromMojom(blink::mojom::ServiceWorkerFetchType input,
+                        content::ServiceWorkerFetchType* out);
+};
+
+template <>
+struct StructTraits<blink::mojom::FetchAPIRequestDataView,
+                    content::ServiceWorkerFetchRequest> {
+  static void* SetUpContext(const content::ServiceWorkerFetchRequest& request);
+  static void TearDownContext(const content::ServiceWorkerFetchRequest& request,
+                              void* context);
+
+  static content::FetchRequestMode mode(
+      const content::ServiceWorkerFetchRequest& request) {
+    return request.mode;
+  }
+
+  static bool is_main_resource_load(
+      const content::ServiceWorkerFetchRequest& request) {
+    return request.is_main_resource_load;
+  }
+
+  static content::RequestContextType request_context_type(
+      const content::ServiceWorkerFetchRequest& request) {
+    return request.request_context_type;
+  }
+
+  static content::RequestContextFrameType frame_type(
+      const content::ServiceWorkerFetchRequest& request) {
+    return request.frame_type;
+  }
+
+  static const GURL& url(const content::ServiceWorkerFetchRequest& request) {
+    return request.url;
+  }
+
+  static const std::string& method(
+      const content::ServiceWorkerFetchRequest& request) {
+    return request.method;
+  }
+
+  static const std::map<std::string, std::string>& headers(
+      const content::ServiceWorkerFetchRequest& request,
+      void* context);
+
+  static const std::string& blob_uuid(
+      const content::ServiceWorkerFetchRequest& request) {
+    return request.blob_uuid;
+  }
+
+  static uint64_t blob_size(const content::ServiceWorkerFetchRequest& request) {
+    return request.blob_size;
+  }
+
+  static const content::Referrer& referrer(
+      const content::ServiceWorkerFetchRequest& request) {
+    return request.referrer;
+  }
+
+  static content::FetchCredentialsMode credentials_mode(
+      const content::ServiceWorkerFetchRequest& request) {
+    return request.credentials_mode;
+  }
+
+  static content::FetchRedirectMode redirect_mode(
+      const content::ServiceWorkerFetchRequest& request) {
+    return request.redirect_mode;
+  }
+
+  static const std::string& client_id(
+      const content::ServiceWorkerFetchRequest& request) {
+    return request.client_id;
+  }
+
+  static bool is_reload(const content::ServiceWorkerFetchRequest& request) {
+    return request.is_reload;
+  }
+
+  static content::ServiceWorkerFetchType fetch_type(
+      const content::ServiceWorkerFetchRequest& request) {
+    return request.fetch_type;
+  }
+
+  static bool Read(blink::mojom::FetchAPIRequestDataView data,
+                   content::ServiceWorkerFetchRequest* out);
+};
+
+}  // namespace mojo
+
+#endif  // CONTENT_COMMON_SERVICE_WORKER_SERVICE_WORKER_FETCH_REQUEST_STRUCT_TRAITS_H_