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/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp
index ec950d1..28b3aa8 100644
--- a/lib/Sema/SemaDecl.cpp
+++ b/lib/Sema/SemaDecl.cpp
@@ -569,7 +569,7 @@
         if (LookupParsedName(R, S, &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)
               << Name << TagName;
         }
         break;