<?xml version="1.0" encoding="utf-8"?> <resources xmlns:tools="http://schemas.android.com/tools" tools:keep="@string/google_app_id,@string/gcm_defaultSenderId,@string/google_api_key,@string/firebase_database_url,@string/ga_trackingId,@string/google_storage_bucket,@string/project_id" />Download file