WebUSB bindings part 4

public/platform/modules/webusb/WebUSBDeviceInfo.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 WebUSBDeviceInfo_h
 #define WebUSBDeviceInfo_h
 
 #include "public/platform/WebString.h"
 #include "public/platform/WebVector.h"
 #include "public/platform/modules/webusb/WebUSBDevice.h"
 
 namespace blink {
 
 struct WebUSBDeviceInfo {
+    struct Endpoint {
+        enum class Type {
+            Bulk,
+            Interrupt,
+            Isochronous
+        };
+
+        Endpoint()
+            : endpointNumber(0)
+            , direction(WebUSBDevice::TransferDirection::In)
+            , type(Type::Bulk)
+            , packetSize(0)
+        {
+        }
+
+        uint8_t endpointNumber;
+        WebUSBDevice::TransferDirection direction;
+        Type type;
+        uint32_t packetSize;
+    };
+
+    struct AlternateInterface {
+        AlternateInterface()
+            : alternateSetting(0)
+            , classCode(0)
+            , subclassCode(0)
+            , protocolCode(0)
+        {
+        }
+
+        uint8_t alternateSetting;
+        uint8_t classCode;
+        uint8_t subclassCode;
+        uint8_t protocolCode;
+        WebString interfaceName;
+        WebVector<Endpoint> endpoints;
+    };
+
     struct Interface {
         Interface()
             : interfaceNumber(0)
         {
         }
 
         uint8_t interfaceNumber;
-        // WebVector<AlternateInterface> alternates;
+        WebVector<AlternateInterface> alternates;
     };
 
     struct Configuration {
         Configuration()
             : configurationValue(0)
         {
         }
 
         uint8_t configurationValue;
         WebString configurationName;
@@ skipping 29 matching lines @@
     uint8_t deviceVersionSubminor;
     WebString manufacturerName;
     WebString productName;
     WebString serialNumber;
     WebVector<Configuration> configurations;
 };
 
 } // namespace blink
 
 #endif // WebUSBDeviceInfo_h