| // Copyright 2018 The Chromium Authors | 
 | // Use of this source code is governed by a BSD-style license that can be | 
 | // found in the LICENSE file. | 
 |  | 
 | #ifndef CHROME_BROWSER_USB_WEB_USB_CHOOSER_DESKTOP_H_ | 
 | #define CHROME_BROWSER_USB_WEB_USB_CHOOSER_DESKTOP_H_ | 
 |  | 
 | #include <memory> | 
 |  | 
 | #include "base/functional/callback_helpers.h" | 
 | #include "chrome/browser/usb/web_usb_chooser.h" | 
 |  | 
 | // Implementation of WebUsbChooser for desktop browsers that uses a bubble to | 
 | // display the permission prompt. | 
 | class WebUsbChooserDesktop : public WebUsbChooser { | 
 |  public: | 
 |   WebUsbChooserDesktop(); | 
 |  | 
 |   WebUsbChooserDesktop(const WebUsbChooserDesktop&) = delete; | 
 |   WebUsbChooserDesktop& operator=(const WebUsbChooserDesktop&) = delete; | 
 |  | 
 |   ~WebUsbChooserDesktop() override; | 
 |  | 
 |   // WebUsbChooser implementation | 
 |   void ShowChooser(content::RenderFrameHost* render_frame_host, | 
 |                    std::unique_ptr<UsbChooserController> controller) override; | 
 |  | 
 |  private: | 
 |   base::ScopedClosureRunner closure_runner_; | 
 | }; | 
 |  | 
 | #endif  // CHROME_BROWSER_USB_WEB_USB_CHOOSER_DESKTOP_H_ |