Read/write FriendTemplateDecl for PCH.

llvm-svn: 109113
diff --git a/clang/lib/AST/DeclTemplate.cpp b/clang/lib/AST/DeclTemplate.cpp
index f308d71..7b44b46 100644
--- a/clang/lib/AST/DeclTemplate.cpp
+++ b/clang/lib/AST/DeclTemplate.cpp
@@ -631,3 +631,8 @@
     = new (Context) FriendTemplateDecl(DC, L, NParams, Params, Friend, FLoc);
   return Result;
 }
+
+FriendTemplateDecl *FriendTemplateDecl::Create(ASTContext &Context,
+                                               EmptyShell Empty) {
+  return new (Context) FriendTemplateDecl(Empty);
+}