class initialization of Hudson is much more work than that of Util, so pushing these small utilities out to Util to reduce the overhead of remoting.

Plus it helps to keep Hudson.java smaller

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@27448 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/FilePath.java

@@ -1628,7 +1628,7 @@ public final class FilePath implements Serializable {
                     IOUtils.copy(t,f);
                     f.setLastModified(te.getModTime().getTime());
                     int mode = te.getMode()&0777;
-                    if(mode!=0 && !Hudson.isWindows()) // be defensive
+                    if(mode!=0 && !Functions.isWindows()) // be defensive
                         try {
                             LIBC.chmod(f.getPath(),mode);
                         } catch (NoClassDefFoundError e) {