Roll 50: Copied IDLs, PYTHON scripts from WebKit removed deleted files in WebCore

modules/webusb/USB.idl

Index: modules/webusb/USB.idl
diff --git a/modules/webusb/USB.idl b/modules/webusb/USB.idl
new file mode 100644
index 0000000000000000000000000000000000000000..2c7489c62a6d3873534184f288c64779c37445fe
--- /dev/null
+++ b/modules/webusb/USB.idl
@@ -0,0 +1,16 @@
+// 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.
+
+// http://wicg.github.io/webusb/#device-enumeration
+
+[
+    GarbageCollected,
+    NoInterfaceObject,
+    RuntimeEnabled=WebUSB,
+] interface USB : EventTarget {
+    attribute EventHandler onconnect;
+    attribute EventHandler ondisconnect;
+    [CallWith=ScriptState] Promise<sequence<USBDevice>> getDevices();
+    [CallWith=ScriptState] Promise<sequence<USBDevice>> requestDevice(USBDeviceRequestOptions options);
+};