From cea9394fd72448a2b57b0dd0cc58b54719943c65 Mon Sep 17 00:00:00 2001
From: Aaron Jacobs <jacobsa@google.com>
Date: Thu, 16 Jul 2015 10:47:42 +1000
Subject: [PATCH] Use MountConfig.DebugLogger.

---
 mounted_file_system.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/mounted_file_system.go b/mounted_file_system.go
index 2549e76..1778638 100644
--- a/mounted_file_system.go
+++ b/mounted_file_system.go
@@ -193,7 +193,11 @@ func Mount(
 	dir string,
 	server Server,
 	config *MountConfig) (mfs *MountedFileSystem, err error) {
-	debugLogger := getDebugLogger()
+	// Arrange for a non-nil debug logger.
+	debugLogger := config.DebugLogger
+	if debugLogger == nil {
+		debugLogger = log.New(ioutil.Discard, "", 0)
+	}
 
 	// Initialize the struct.
 	mfs = &MountedFileSystem{