Consume Mojo services directly in Blink's WebUSB implementation.

content/renderer/usb/web_usb_device_impl.h

-// 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 CONTENT_RENDERER_USB_WEB_USB_DEVICE_IMPL_H_
-#define CONTENT_RENDERER_USB_WEB_USB_DEVICE_IMPL_H_
-
-#include <stddef.h>
-#include <stdint.h>
-
-#include <memory>
-
-#include "base/macros.h"
-#include "base/memory/weak_ptr.h"
-#include "device/usb/public/interfaces/device.mojom.h"
-#include "device/usb/public/interfaces/device_manager.mojom.h"
-#include "services/shell/public/interfaces/interface_provider.mojom.h"
-#include "third_party/WebKit/public/platform/modules/webusb/WebUSBDevice.h"
-#include "third_party/WebKit/public/platform/modules/webusb/WebUSBDeviceInfo.h"
-#include "third_party/WebKit/public/platform/modules/webusb/WebUSBError.h"
-
-namespace mojo {
-class Shell;
-}
-
-namespace content {
-
-class WebUSBDeviceImpl : public blink::WebUSBDevice {
- public:
-  WebUSBDeviceImpl(device::usb::DevicePtr device,
-                   const blink::WebUSBDeviceInfo& device_info);
-  ~WebUSBDeviceImpl() override;
-
- private:
-  // blink::WebUSBDevice implementation:
-  const blink::WebUSBDeviceInfo& info() const override;
-  void open(blink::WebUSBDeviceOpenCallbacks* callbacks) override;
-  void close(blink::WebUSBDeviceCloseCallbacks* callbacks) override;
-  void setConfiguration(
-      uint8_t configuration_value,
-      blink::WebUSBDeviceSetConfigurationCallbacks* callbacks) override;
-  void claimInterface(
-      uint8_t interface_number,
-      blink::WebUSBDeviceClaimInterfaceCallbacks* callbacks) override;
-  void releaseInterface(
-      uint8_t interface_number,
-      blink::WebUSBDeviceReleaseInterfaceCallbacks* callbacks) override;
-  void setInterface(uint8_t interface_number,
-                    uint8_t alternate_setting,
-                    blink::WebUSBDeviceSetInterfaceAlternateSettingCallbacks*
-                        callbacks) override;
-  void clearHalt(uint8_t endpoint_number,
-                 blink::WebUSBDeviceClearHaltCallbacks* callbacks) override;
-  void controlTransfer(
-      const blink::WebUSBDevice::ControlTransferParameters& parameters,
-      uint8_t* data,
-      size_t data_size,
-      unsigned int timeout,
-      blink::WebUSBDeviceTransferCallbacks* callbacks) override;
-  void transfer(blink::WebUSBDevice::TransferDirection direction,
-                uint8_t endpoint_number,
-                uint8_t* data,
-                size_t data_size,
-                unsigned int timeout,
-                blink::WebUSBDeviceTransferCallbacks* callbacks) override;
-  void isochronousTransfer(
-      blink::WebUSBDevice::TransferDirection direction,
-      uint8_t endpoint_number,
-      uint8_t* data,
-      size_t data_size,
-      blink::WebVector<uint32_t> packet_lengths,
-      unsigned int timeout,
-      blink::WebUSBDeviceTransferCallbacks* callbacks) override;
-  void reset(blink::WebUSBDeviceResetCallbacks* callbacks) override;
-
-  device::usb::DevicePtr device_;
-  blink::WebUSBDeviceInfo device_info_;
-
-  base::WeakPtrFactory<WebUSBDeviceImpl> weak_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(WebUSBDeviceImpl);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_RENDERER_USB_WEB_USB_DEVICE_IMPL_H_