Fix a typo: isvalid -> isValid


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17621 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/System/FreeBSD/Path.cpp b/lib/System/FreeBSD/Path.cpp
index 21bc4e1..7dac6fd 100644
--- a/lib/System/FreeBSD/Path.cpp
+++ b/lib/System/FreeBSD/Path.cpp
@@ -23,7 +23,7 @@
 using namespace sys;
 
 bool 
-Path::isvalid() const {
+Path::isValid() const {
   if (path.empty()) 
     return false;
   char pathname[MAXPATHLEN];