Reland: Introduce the devices Mojo app

device/devices_app/usb/public/cpp/device_manager_delegate.h

Index: device/devices_app/usb/public/cpp/device_manager_delegate.h
diff --git a/device/usb/public/cpp/device_manager_delegate.h b/device/devices_app/usb/public/cpp/device_manager_delegate.h
similarity index 68%
rename from device/usb/public/cpp/device_manager_delegate.h
rename to device/devices_app/usb/public/cpp/device_manager_delegate.h
index 306be181a07ff833623d97525210b7092c63008c..6400591f4e599f6e8cd86319dc9d6d448394b056 100644
--- a/device/usb/public/cpp/device_manager_delegate.h
+++ b/device/devices_app/usb/public/cpp/device_manager_delegate.h
@@ -2,10 +2,10 @@
 // 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 {
@@ -24,4 +24,4 @@ class DeviceManagerDelegate {
 }  // namespace usb
 }  // namespace device
 
-#endif  // DEVICE_USB_PUBLIC_CPP_DEVICE_MANAGER_DELEGATE_H_
+#endif  // DEVICE_DEVICES_APP_USB_PUBLIC_CPP_DEVICE_MANAGER_DELEGATE_H_