Remove spurious, but now legal, typename

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@147208 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Lex/PPLexerChange.cpp b/lib/Lex/PPLexerChange.cpp
index b883985..e3cc200 100644
--- a/lib/Lex/PPLexerChange.cpp
+++ b/lib/Lex/PPLexerChange.cpp
@@ -355,7 +355,7 @@
       if (getDiagnostics().getDiagnosticLevel(
             diag::warn_uncovered_module_header, 
             StartLoc) != DiagnosticsEngine::Ignored) {
-        typedef typename llvm::sys::fs::recursive_directory_iterator
+        typedef llvm::sys::fs::recursive_directory_iterator
           recursive_directory_iterator;
         const DirectoryEntry *Dir = Mod->getUmbrellaDir();
         llvm::error_code EC;