Build a basic Mojo service framework for device/usb

device/usb/type_converters.h

Index: device/usb/type_converters.h
diff --git a/device/usb/type_converters.h b/device/usb/type_converters.h
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+// Copyright 2015 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 DEVICE_USB_TYPE_CONVERTERS_H_
+#define DEVICE_USB_TYPE_CONVERTERS_H_
+
+#include "device/usb/public/interfaces/device.mojom.h"
+#include "device/usb/public/interfaces/device_manager.mojom.h"
+#include "device/usb/usb_descriptors.h"
+#include "device/usb/usb_device_filter.h"
+#include "third_party/mojo/src/mojo/public/cpp/bindings/type_converter.h"
+
+// Type converters to convert objects between internal device/usb data types and
+// public Mojo interface data types.
+
+namespace device {
+class UsbDevice;
+}
+
+namespace mojo {
+
+template <>
+struct TypeConverter<device::UsbDeviceFilter, device::usb::DeviceFilterPtr> {
+  static device::UsbDeviceFilter Convert(
+      const device::usb::DeviceFilterPtr& mojo_filter);
+};
+
+template <>
+struct TypeConverter<device::usb::TransferDirection,
+                     device::UsbEndpointDirection> {
+  static device::usb::TransferDirection Convert(
+      const device::UsbEndpointDirection& direction);
+};
+
+template <>
+struct TypeConverter<device::usb::EndpointType, device::UsbTransferType> {
+  static device::usb::EndpointType Convert(const device::UsbTransferType& type);
+};
+
+template <>
+struct TypeConverter<device::usb::EndpointInfoPtr,
+                     device::UsbEndpointDescriptor> {
+  static device::usb::EndpointInfoPtr Convert(
+      const device::UsbEndpointDescriptor& endpoint);
+};
+
+template <>
+struct TypeConverter<device::usb::AlternateInterfaceInfoPtr,
+                     device::UsbInterfaceDescriptor> {
+  static device::usb::AlternateInterfaceInfoPtr Convert(
+      const device::UsbInterfaceDescriptor& interface);
+};
+
+template <>
+struct TypeConverter<device::usb::InterfaceInfoPtr,
+                     device::UsbInterfaceDescriptor> {
+  static device::usb::InterfaceInfoPtr Convert(
+      const device::UsbInterfaceDescriptor& interface);
+};
+
+template <>
+struct TypeConverter<device::usb::ConfigurationInfoPtr,
+                     device::UsbConfigDescriptor> {
+  static device::usb::ConfigurationInfoPtr Convert(
+      const device::UsbConfigDescriptor& config);
+};
+
+template <>
+struct TypeConverter<device::usb::DeviceInfoPtr, device::UsbDevice> {
+  static device::usb::DeviceInfoPtr Convert(const device::UsbDevice& device);
+};
+
+}  // namespace mojo
+
+#endif  // DEVICE_USB_TYPE_CONVERTERS_H_