Reland: Introduce the devices Mojo app

device/devices_app/usb/public/cpp/device_manager_delegate.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 DEVICE_USB_PUBLIC_CPP_DEVICE_MANAGER_DELEGATE_H_
-#define DEVICE_USB_PUBLIC_CPP_DEVICE_MANAGER_DELEGATE_H_
+#ifndef DEVICE_DEVICES_APP_USB_PUBLIC_CPP_DEVICE_MANAGER_DELEGATE_H_
+#define DEVICE_DEVICES_APP_USB_PUBLIC_CPP_DEVICE_MANAGER_DELEGATE_H_
 
-#include "device/usb/public/interfaces/device.mojom.h"
+#include "device/devices_app/usb/public/interfaces/device.mojom.h"
 
 namespace device {
 namespace usb {
 
 // Interface used by DeviceManager instances to delegate certain decisions and
 // behaviors out to their embedder.
 class DeviceManagerDelegate {
  public:
   virtual ~DeviceManagerDelegate() {}
 
   // Determines whether a given device should be accessible to clients of the
   // DeviceManager instance.
   virtual bool IsDeviceAllowed(const DeviceInfo& info) = 0;
 };
 
 }  // namespace usb
 }  // namespace device
 
-#endif  // DEVICE_USB_PUBLIC_CPP_DEVICE_MANAGER_DELEGATE_H_
+#endif  // DEVICE_DEVICES_APP_USB_PUBLIC_CPP_DEVICE_MANAGER_DELEGATE_H_