custom field name prompt

src/App/Abstractions/IDeviceActionService.cs

@@ -13,5 +13,7 @@ namespace Bit.App.Abstractions
         bool OpenFile(byte[] fileData, string id, string fileName);
         bool CanOpenFile(string fileName);
         Task ClearCacheAsync();
+        Task<string> DisplayPromptAync(string title = null, string description = null, string text = null,
+            string okButtonText = null, string cancelButtonText = null);
     }
 }