Change the signatures of the destroyFile and destroyDirectory methods to
const because they affect the file system, not the Path object.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18973 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/System/Unix/Path.inc b/lib/System/Unix/Path.inc
index 4a18c6b..a78b513 100644
--- a/lib/System/Unix/Path.inc
+++ b/lib/System/Unix/Path.inc
@@ -492,7 +492,7 @@
 }
 
 bool
-Path::destroyDirectory(bool remove_contents) {
+Path::destroyDirectory(bool remove_contents) const {
   // Make sure we're dealing with a directory
   if (!isDirectory()) return false;
 
@@ -520,7 +520,7 @@
 }
 
 bool
-Path::destroyFile() {
+Path::destroyFile() const {
   if (!isFile()) return false;
   if (0 != unlink(path.c_str()))
     ThrowErrno(path + ": Can't destroy file");