Add WebUSB bindings and client interface [part 2]

Source/modules/webusb/USBDevice.idl

Index: Source/modules/webusb/USBDevice.idl
diff --git a/Source/modules/webusb/USBDevice.idl b/Source/modules/webusb/USBDevice.idl
index dde7ad4bf8eeba7a570b04ce0760864d1930bf87..d0381430fa9900dacf293646a3197c393611df33 100644
--- a/Source/modules/webusb/USBDevice.idl
+++ b/Source/modules/webusb/USBDevice.idl
@@ -9,4 +9,18 @@
     RuntimeEnabled=WebUSB,
 ] interface USBDevice {
     readonly attribute DOMString guid;
+    readonly attribute octet usbVersionMajor;
+    readonly attribute octet usbVersionMinor;
+    readonly attribute octet usbVersionSubminor;
+    readonly attribute octet deviceClass;
+    readonly attribute octet deviceSubclass;
+    readonly attribute octet deviceProtocol;
+    readonly attribute unsigned short vendorId;
+    readonly attribute unsigned short productId;
+    readonly attribute octet deviceVersionMajor;
+    readonly attribute octet deviceVersionMinor;
+    readonly attribute octet deviceVersionSubminor;
+    readonly attribute DOMString? manufacturerName;
+    readonly attribute DOMString? productName;
+    readonly attribute DOMString? serialNumber;
 };