Add chrome.usbPrivate API for use by USB device WEBUI.

extensions/browser/api/usb_private/usb_private_api.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 EXTENSIONS_BROWSER_API_USB_USB_PRIVATE_API_H_
+#define EXTENSIONS_BROWSER_API_USB_USB_PRIVATE_API_H_
+
+#include "extensions/browser/api/usb/usb_api.h"
+#include "extensions/common/api/usb_private.h"
+
+namespace extensions {
+
+class UsbPrivateGetDevicesFunction : public UsbAsyncApiFunction {
+ public:
+  DECLARE_EXTENSION_FUNCTION("usbPrivate.getDevices", USBPRIVATE_GETDEVICES)
+
+  UsbPrivateGetDevicesFunction();
+
+  virtual bool Prepare() OVERRIDE;
+  virtual void AsyncWorkStart() OVERRIDE;
+
+ protected:
+  virtual ~UsbPrivateGetDevicesFunction();
+
+ private:
+  scoped_ptr<extensions::core_api::usb_private::GetDevices::Params> parameters_;
+};
+
+class UsbPrivateGetDeviceInfoFunction : public UsbAsyncApiFunction {
+ public:
+  DECLARE_EXTENSION_FUNCTION("usbPrivate.getDeviceInfo",
+                             USBPRIVATE_GETDEVICEINFO)
+
+  UsbPrivateGetDeviceInfoFunction();
+
+  virtual bool Prepare() OVERRIDE;
+  virtual void AsyncWorkStart() OVERRIDE;
+
+ protected:
+  virtual ~UsbPrivateGetDeviceInfoFunction();
+
+ private:
+  scoped_ptr<extensions::core_api::usb_private::GetDeviceInfo::Params>
+      parameters_;
+};
+
+}  // namespace extensions
+
+#endif  // EXTENSIONS_BROWSER_API_USB_USB_API_H_