Automatically fix chrome-sandbox permissions on older kernels

updates/get.go

@@ -1,19 +1,15 @@
 package updates
 
 import (
-	"fmt"
 	"path"
-	"runtime"
 
 	"github.com/safing/portbase/updater"
+	"github.com/safing/portmaster/updates/helper"
 )
 
 // GetPlatformFile returns the latest platform specific file identified by the given identifier.
 func GetPlatformFile(identifier string) (*updater.File, error) {
-	identifier = path.Join(fmt.Sprintf("%s_%s", runtime.GOOS, runtime.GOARCH), identifier)
-	// From https://golang.org/pkg/runtime/#GOARCH
-	// GOOS is the running program's operating system target: one of darwin, freebsd, linux, and so on.
-	// GOARCH is the running program's architecture target: one of 386, amd64, arm, s390x, and so on.
+	identifier = helper.PlatformIdentifier(identifier)
 
 	file, err := registry.GetFile(identifier)
 	if err != nil {