Implement support for template template parameter packs, e.g.,

  template<template<class> class ...Metafunctions>
    struct apply_to_each;



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@122874 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/DeclTemplate.cpp b/lib/AST/DeclTemplate.cpp
index 0110e3b..2755a9e 100644
--- a/lib/AST/DeclTemplate.cpp
+++ b/lib/AST/DeclTemplate.cpp
@@ -412,9 +412,10 @@
 TemplateTemplateParmDecl *
 TemplateTemplateParmDecl::Create(ASTContext &C, DeclContext *DC,
                                  SourceLocation L, unsigned D, unsigned P,
-                                 IdentifierInfo *Id,
+                                 bool ParameterPack, IdentifierInfo *Id,
                                  TemplateParameterList *Params) {
-  return new (C) TemplateTemplateParmDecl(DC, L, D, P, Id, Params);
+  return new (C) TemplateTemplateParmDecl(DC, L, D, P, ParameterPack, Id, 
+                                          Params);
 }
 
 //===----------------------------------------------------------------------===//