lock: Remove bad import

Fixes compilation on !windows.

diff --git a/cache_posix.go b/cache_posix.go
index 6e0b1041e3ed925521e0ae4ffef0db14d7b788dc..45c624cef944ffe470966f214b7f34cfda461fe4 100755 (executable)
--- a/cache_posix.go
+++ b/cache_posix.go
@@ -2,10 +2,6 @@
 
 package fscache
 
-import (
-       "strings"
-)
-
 func filterDots(parts ...string) []string {
        return parts
 }