Fixed strange situation when we had wxPathExists and wxDirExists with the same finctionality. Using wxPathExists instead wxFileExists (fixes bug #865628). Minor source cleaning.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@32862 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/palmos/utils.cpp

@@ -106,11 +106,6 @@ wxChar *wxGetUserHome(const wxString& WXUNUSED(user))
     return NULL;
 }
 
-bool wxDirExists(const wxString& dir)
-{
-    return false;
-}
-
 bool wxGetDiskSpace(const wxString& path, wxLongLong *pTotal, wxLongLong *pFree)
 {
     return false;