Reland of Implement basic USB device enumeration on Android.

device/usb/usb_descriptors.h

 // Copyright 2014 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_USB_DESCRIPTORS_H_
 #define DEVICE_USB_USB_DESCRIPTORS_H_
 
 #include <stdint.h>
 #include <vector>
 
 #include "base/strings/string16.h"
 
 namespace device {
 
+// A Java counterpart will be generated for this enum.
+// GENERATED_JAVA_ENUM_PACKAGE: org.chromium.device.usb
 enum UsbTransferType {
   USB_TRANSFER_CONTROL = 0,
   USB_TRANSFER_ISOCHRONOUS,
   USB_TRANSFER_BULK,
   USB_TRANSFER_INTERRUPT,
 };
 
+// A Java counterpart will be generated for this enum.
+// GENERATED_JAVA_ENUM_PACKAGE: org.chromium.device.usb
 enum UsbEndpointDirection {
   USB_DIRECTION_INBOUND = 0,
   USB_DIRECTION_OUTBOUND,
 };
 
 enum UsbSynchronizationType {
   USB_SYNCHRONIZATION_NONE = 0,
   USB_SYNCHRONIZATION_ASYNCHRONOUS,
   USB_SYNCHRONIZATION_ADAPTIVE,
   USB_SYNCHRONIZATION_SYNCHRONOUS,
@@ skipping 43 matching lines @@
   std::vector<UsbInterfaceDescriptor> interfaces;
   std::vector<uint8_t> extra_data;
 };
 
 bool ParseUsbStringDescriptor(const std::vector<uint8_t>& descriptor,
                               base::string16* output);
 
 }  // namespace device
 
 #endif  // DEVICE_USB_USB_DESCRIPTORS_H_