Removing an unneeded typecast. getScopeRep() already returns a NestedNameSpecifier.

llvm-svn: 198419
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 532aa22..e9fcf83 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -471,7 +471,7 @@
       DiagID = diag::warn_typename_missing;
 
     Diag(SS->getRange().getBegin(), DiagID)
-      << (NestedNameSpecifier *)SS->getScopeRep() << II->getName()
+      << SS->getScopeRep() << II->getName()
       << SourceRange(SS->getRange().getBegin(), IILoc)
       << FixItHint::CreateInsertion(SS->getRange().getBegin(), "typename ");
     SuggestedType = ActOnTypenameType(S, SourceLocation(),