Imrpove the note text for when a non-type decl hides a tag type

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@155723 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Parse/ParseDecl.cpp b/lib/Parse/ParseDecl.cpp
index 134bc97..1c0815a 100644
--- a/lib/Parse/ParseDecl.cpp
+++ b/lib/Parse/ParseDecl.cpp
@@ -1683,7 +1683,7 @@
       if (Actions.LookupParsedName(R, getCurScope(), SS)) {
         for (LookupResult::iterator I = R.begin(), IEnd = R.end();
              I != IEnd; ++I)
-          Diag((*I)->getLocation(), diag::note_decl_shadowing_tag_type)
+          Diag((*I)->getLocation(), diag::note_decl_hiding_tag_type)
             << TokenName << TagName;
       }